commit b8c9454ef768b58a87df42e66f02d7eb81785bb2
Author: Lukas Winkler <git@lw1.at>
Date:   Mon Jun 1 11:03:21 2020 +0200

    initial commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..9ffeffe
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,115 @@
+
+# Created by https://www.gitignore.io/api/python
+# Edit at https://www.gitignore.io/?templates=python
+
+### Python ###
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+pip-wheel-metadata/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+.hypothesis/
+.pytest_cache/
+
+# Translations
+*.mo
+*.pot
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+# pyenv
+.python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# celery beat schedule file
+celerybeat-schedule
+
+# SageMath parsed files
+*.sage.py
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# Mr Developer
+.mr.developer.cfg
+.project
+.pydevproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# End of https://www.gitignore.io/api/python
+.idea/
+node_modules/
+acronyms.txt
+media/
+acronomy/secrets.py
diff --git a/acronomy/__init__.py b/acronomy/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/acronomy/asgi.py b/acronomy/asgi.py
new file mode 100644
index 0000000..9287ba6
--- /dev/null
+++ b/acronomy/asgi.py
@@ -0,0 +1,16 @@
+"""
+ASGI config for astroacro project.
+
+It exposes the ASGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/3.0/howto/deployment/asgi/
+"""
+
+import os
+
+from django.core.asgi import get_asgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'acronomy.settings')
+
+application = get_asgi_application()
diff --git a/acronomy/settings.py b/acronomy/settings.py
new file mode 100644
index 0000000..73a21fa
--- /dev/null
+++ b/acronomy/settings.py
@@ -0,0 +1,127 @@
+"""
+Django settings for astroacro project.
+
+Generated by 'django-admin startproject' using Django 3.0.6.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/3.0/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/3.0/ref/settings/
+"""
+
+import os
+
+# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
+BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/3.0/howto/deployment/checklist/
+
+
+ALLOWED_HOSTS = []
+
+# Application definition
+
+INSTALLED_APPS = [
+    'acros.apps.AcrosConfig',
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+    'simple_history',
+    'debug_toolbar',
+    'rest_framework',
+]
+
+MIDDLEWARE = [
+    'debug_toolbar.middleware.DebugToolbarMiddleware',
+    'django.middleware.security.SecurityMiddleware',
+    'django.contrib.sessions.middleware.SessionMiddleware',
+    'django.middleware.common.CommonMiddleware',
+    'django.middleware.csrf.CsrfViewMiddleware',
+    'django.contrib.auth.middleware.AuthenticationMiddleware',
+    'django.contrib.messages.middleware.MessageMiddleware',
+    'django.middleware.clickjacking.XFrameOptionsMiddleware',
+    'simple_history.middleware.HistoryRequestMiddleware'
+]
+
+ROOT_URLCONF = 'acronomy.urls'
+
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [os.path.join(BASE_DIR, 'templates')],
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'context_processors': [
+                'django.template.context_processors.debug',
+                'django.template.context_processors.request',
+                'django.contrib.auth.context_processors.auth',
+                'django.contrib.messages.context_processors.messages',
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = 'acronomy.wsgi.application'
+
+# Password validation
+# https://docs.djangoproject.com/en/3.0/ref/settings/#auth-password-validators
+
+AUTH_PASSWORD_VALIDATORS = [
+    {
+        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
+    },
+]
+
+LOGIN_REDIRECT_URL = "/"
+LOGIN_URL = "/login/"
+LOGOUT_REDIRECT_URL = LOGIN_URL
+
+# Internationalization
+# https://docs.djangoproject.com/en/3.0/topics/i18n/
+
+LANGUAGE_CODE = 'en-us'
+
+TIME_ZONE = 'UTC'
+
+USE_I18N = True
+
+USE_L10N = True
+
+USE_TZ = True
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/3.0/howto/static-files/
+
+STATIC_URL = '/static/'
+
+
+MEDIA_URL = '/media/'
+
+STATICFILES_DIRS = [
+    os.path.join(BASE_DIR, "static"),
+    os.path.join(BASE_DIR, 'node_modules', 'bootstrap', 'dist'),
+    os.path.join(BASE_DIR, 'node_modules', 'jquery', 'dist'),
+    os.path.join(BASE_DIR, 'node_modules', 'popper.js', 'dist'),
+    os.path.join(BASE_DIR, 'node_modules', '@trevoreyre'),
+    os.path.join(BASE_DIR, 'node_modules', '@yaireo', 'tagify', 'dist'),
+]
+
+INTERNAL_IPS = [
+    '127.0.0.1',
+]
+
+TAGGIT_CASE_INSENSITIVE = True
diff --git a/acronomy/urls.py b/acronomy/urls.py
new file mode 100644
index 0000000..30defe5
--- /dev/null
+++ b/acronomy/urls.py
@@ -0,0 +1,22 @@
+"""astroacro URL Configuration
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/3.0/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  path('', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.urls import include, path
+    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
+"""
+from django.contrib import admin
+from django.urls import path, include
+
+urlpatterns = [
+    path('', include('acros.urls')),
+    path('admin/', admin.site.urls),
+]
diff --git a/acronomy/wsgi.py b/acronomy/wsgi.py
new file mode 100644
index 0000000..ecfb5d8
--- /dev/null
+++ b/acronomy/wsgi.py
@@ -0,0 +1,16 @@
+"""
+WSGI config for astroacro project.
+
+It exposes the WSGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/3.0/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'acronomy.settings')
+
+application = get_wsgi_application()
diff --git a/acros/__init__.py b/acros/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/acros/admin.py b/acros/admin.py
new file mode 100644
index 0000000..f73ee48
--- /dev/null
+++ b/acros/admin.py
@@ -0,0 +1,61 @@
+from django.contrib import admin
+# Register your models here.
+from simple_history.admin import SimpleHistoryAdmin
+
+from acros.models import Acronym, Weblink, PaperReference, WikipediaLink, Tag, Host
+
+
+class OwnInline(admin.TabularInline):
+    extra = 1
+
+
+class LinkInline(OwnInline):
+    model = Weblink
+
+
+class PaperInline(OwnInline):
+    model = PaperReference
+    fields = ["bibcode"]
+    readonly_fields = ["title"]
+
+
+class WikiInline(OwnInline):
+    model = WikipediaLink
+    fields = ["title"]
+
+
+class TagAdmin(admin.ModelAdmin):
+    # prepopulated_fields = {'slug': ('name',)}
+    readonly_fields = ["slug"]
+
+
+class AcronymAdmin(SimpleHistoryAdmin):
+    inlines = [
+        LinkInline, WikiInline, PaperInline
+    ]
+    filter_horizontal = ["tags"]
+    readonly_fields = ["slug"]
+    list_display = ["name", "full_name"]
+    list_filter = ["tags"]
+    save_on_top = True
+
+
+class PaperAdmin(admin.ModelAdmin):
+    date_hierarchy = "pubdate"
+    list_display = ["title", "authors"]
+
+
+class LinkAdmin(admin.ModelAdmin):
+    readonly_fields = ["host"]
+
+
+class WikipediaAdmin(admin.ModelAdmin):
+    readonly_fields = ["thumbnail_height", "thumbnail_width"]
+
+
+admin.site.register(WikipediaLink, WikipediaAdmin)
+admin.site.register(Weblink, LinkAdmin)
+admin.site.register(PaperReference, PaperAdmin)
+admin.site.register(Tag, TagAdmin)
+admin.site.register(Acronym, AcronymAdmin)
+admin.site.register(Host)
diff --git a/acros/apps.py b/acros/apps.py
new file mode 100644
index 0000000..45869db
--- /dev/null
+++ b/acros/apps.py
@@ -0,0 +1,5 @@
+from django.apps import AppConfig
+
+
+class AcrosConfig(AppConfig):
+    name = 'acros'
diff --git a/acros/forms.py b/acros/forms.py
new file mode 100644
index 0000000..14e4cbf
--- /dev/null
+++ b/acros/forms.py
@@ -0,0 +1,55 @@
+from django.core.exceptions import ValidationError
+from django.forms import ModelForm, TextInput, CharField
+
+from acros.models import Acronym, Tag
+from acros.utils import parse_tags, edit_string_for_tags
+
+
+class TagWidget(TextInput):
+    def format_value(self, value):
+        if value is not None and not isinstance(value, str):
+            value = edit_string_for_tags(value)
+        return super().format_value(value)
+
+
+class TagField(CharField):
+    """
+    based on https://github.com/jazzband/django-taggit/blob/master/taggit/models.py
+
+    """
+    widget = TagWidget
+
+    def clean(self, value):
+        value = super().clean(value)
+        try:
+            tag_strings = parse_tags(value)
+            tag_ids = []
+            for tag in tag_strings:
+                try:
+                    to = Tag.objects.get(name__iexact=tag)
+                except Tag.DoesNotExist:
+                    to = Tag(name=tag)
+                    to.save()
+                tag_ids.append(to.pk)
+            return tag_ids
+        except ValueError:
+            raise ValidationError(
+                "Please provide a comma-separated list of tags."
+            )
+
+
+class EditForm(ModelForm):
+    tags = TagField()
+
+    class Meta:
+        model = Acronym
+        fields = ['name', 'full_name', "description_md", "tags"]
+
+
+class AddForm(ModelForm):
+    tags = TagField()
+
+    class Meta:
+        model = Acronym
+
+        fields = ['name', 'full_name', "description_md", "tags"]
diff --git a/acros/management/commands/markdown.py b/acros/management/commands/markdown.py
new file mode 100644
index 0000000..0130d82
--- /dev/null
+++ b/acros/management/commands/markdown.py
@@ -0,0 +1,14 @@
+from django.core.management.base import BaseCommand
+
+from acros.models import Acronym
+from acros.utils import md_to_html
+
+
+class Command(BaseCommand):
+    help = 'Updates all Markdown descriptions'
+
+    def handle(self, *args, **options):
+        acronyms = Acronym.objects.all()
+        for acronym in acronyms:
+            print(acronym.name)
+            acronym.description_html = md_to_html(acronym.description_md)
diff --git a/acros/migrations/0001_initial.py b/acros/migrations/0001_initial.py
new file mode 100644
index 0000000..343d256
--- /dev/null
+++ b/acros/migrations/0001_initial.py
@@ -0,0 +1,40 @@
+# Generated by Django 3.0.6 on 2020-05-25 19:25
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Acronym',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=100)),
+                ('full_name', models.CharField(max_length=1000)),
+                ('slug', models.SlugField(unique=True)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Weblink',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('url', models.URLField()),
+                ('acronym', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='links', to='acros.Acronym')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='DOIReference',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('doi', models.CharField(max_length=255)),
+                ('acronym', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='dois', to='acros.Acronym')),
+            ],
+        ),
+    ]
diff --git a/acros/migrations/0002_historicalacronym_historicaldoireference_historicalweblink.py b/acros/migrations/0002_historicalacronym_historicaldoireference_historicalweblink.py
new file mode 100644
index 0000000..f739c20
--- /dev/null
+++ b/acros/migrations/0002_historicalacronym_historicaldoireference_historicalweblink.py
@@ -0,0 +1,75 @@
+# Generated by Django 3.0.6 on 2020-05-25 19:35
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import simple_history.models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('acros', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='HistoricalWeblink',
+            fields=[
+                ('id', models.IntegerField(auto_created=True, blank=True, db_index=True, verbose_name='ID')),
+                ('url', models.URLField()),
+                ('history_id', models.AutoField(primary_key=True, serialize=False)),
+                ('history_date', models.DateTimeField()),
+                ('history_change_reason', models.CharField(max_length=100, null=True)),
+                ('history_type', models.CharField(choices=[('+', 'Created'), ('~', 'Changed'), ('-', 'Deleted')], max_length=1)),
+                ('acronym', models.ForeignKey(blank=True, db_constraint=False, null=True, on_delete=django.db.models.deletion.DO_NOTHING, related_name='+', to='acros.Acronym')),
+                ('history_user', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='+', to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                'verbose_name': 'historical weblink',
+                'ordering': ('-history_date', '-history_id'),
+                'get_latest_by': 'history_date',
+            },
+            bases=(simple_history.models.HistoricalChanges, models.Model),
+        ),
+        migrations.CreateModel(
+            name='HistoricalDOIReference',
+            fields=[
+                ('id', models.IntegerField(auto_created=True, blank=True, db_index=True, verbose_name='ID')),
+                ('doi', models.CharField(max_length=255)),
+                ('history_id', models.AutoField(primary_key=True, serialize=False)),
+                ('history_date', models.DateTimeField()),
+                ('history_change_reason', models.CharField(max_length=100, null=True)),
+                ('history_type', models.CharField(choices=[('+', 'Created'), ('~', 'Changed'), ('-', 'Deleted')], max_length=1)),
+                ('acronym', models.ForeignKey(blank=True, db_constraint=False, null=True, on_delete=django.db.models.deletion.DO_NOTHING, related_name='+', to='acros.Acronym')),
+                ('history_user', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='+', to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                'verbose_name': 'historical doi reference',
+                'ordering': ('-history_date', '-history_id'),
+                'get_latest_by': 'history_date',
+            },
+            bases=(simple_history.models.HistoricalChanges, models.Model),
+        ),
+        migrations.CreateModel(
+            name='HistoricalAcronym',
+            fields=[
+                ('id', models.IntegerField(auto_created=True, blank=True, db_index=True, verbose_name='ID')),
+                ('name', models.CharField(max_length=100)),
+                ('full_name', models.CharField(max_length=1000)),
+                ('slug', models.SlugField()),
+                ('history_id', models.AutoField(primary_key=True, serialize=False)),
+                ('history_date', models.DateTimeField()),
+                ('history_change_reason', models.CharField(max_length=100, null=True)),
+                ('history_type', models.CharField(choices=[('+', 'Created'), ('~', 'Changed'), ('-', 'Deleted')], max_length=1)),
+                ('history_user', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='+', to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                'verbose_name': 'historical acronym',
+                'ordering': ('-history_date', '-history_id'),
+                'get_latest_by': 'history_date',
+            },
+            bases=(simple_history.models.HistoricalChanges, models.Model),
+        ),
+    ]
diff --git a/acros/migrations/0003_auto_20200527_0938.py b/acros/migrations/0003_auto_20200527_0938.py
new file mode 100644
index 0000000..5e8fe7f
--- /dev/null
+++ b/acros/migrations/0003_auto_20200527_0938.py
@@ -0,0 +1,37 @@
+# Generated by Django 3.0.6 on 2020-05-27 09:38
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0002_historicalacronym_historicaldoireference_historicalweblink'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='acronym',
+            name='description_html',
+            field=models.TextField(default='', editable=False),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='acronym',
+            name='description_md',
+            field=models.TextField(default=''),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='historicalacronym',
+            name='description_html',
+            field=models.TextField(default='', editable=False),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='historicalacronym',
+            name='description_md',
+            field=models.TextField(default=''),
+            preserve_default=False,
+        ),
+    ]
diff --git a/acros/migrations/0004_auto_20200527_1922.py b/acros/migrations/0004_auto_20200527_1922.py
new file mode 100644
index 0000000..9e9b289
--- /dev/null
+++ b/acros/migrations/0004_auto_20200527_1922.py
@@ -0,0 +1,54 @@
+# Generated by Django 3.0.6 on 2020-05-27 19:22
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import simple_history.models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('acros', '0003_auto_20200527_0938'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='acronym',
+            name='description_md',
+            field=models.TextField(blank=True),
+        ),
+        migrations.AlterField(
+            model_name='historicalacronym',
+            name='description_md',
+            field=models.TextField(blank=True),
+        ),
+        migrations.CreateModel(
+            name='WikipediaLink',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=200)),
+                ('acronym', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='wiki_articles', to='acros.Acronym')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='HistoricalWikipediaLink',
+            fields=[
+                ('id', models.IntegerField(auto_created=True, blank=True, db_index=True, verbose_name='ID')),
+                ('title', models.CharField(max_length=200)),
+                ('history_id', models.AutoField(primary_key=True, serialize=False)),
+                ('history_date', models.DateTimeField()),
+                ('history_change_reason', models.CharField(max_length=100, null=True)),
+                ('history_type', models.CharField(choices=[('+', 'Created'), ('~', 'Changed'), ('-', 'Deleted')], max_length=1)),
+                ('acronym', models.ForeignKey(blank=True, db_constraint=False, null=True, on_delete=django.db.models.deletion.DO_NOTHING, related_name='+', to='acros.Acronym')),
+                ('history_user', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='+', to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                'verbose_name': 'historical wikipedia link',
+                'ordering': ('-history_date', '-history_id'),
+                'get_latest_by': 'history_date',
+            },
+            bases=(simple_history.models.HistoricalChanges, models.Model),
+        ),
+    ]
diff --git a/acros/migrations/0005_auto_20200527_1954.py b/acros/migrations/0005_auto_20200527_1954.py
new file mode 100644
index 0000000..8230d71
--- /dev/null
+++ b/acros/migrations/0005_auto_20200527_1954.py
@@ -0,0 +1,62 @@
+# Generated by Django 3.0.6 on 2020-05-27 19:54
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import simple_history.models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('acros', '0004_auto_20200527_1922'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='HistoricalPaperReference',
+            fields=[
+                ('id', models.IntegerField(auto_created=True, blank=True, db_index=True, verbose_name='ID')),
+                ('title', models.CharField(max_length=500)),
+                ('bibcode', models.CharField(max_length=255)),
+                ('arxiv_id', models.CharField(blank=True, max_length=20)),
+                ('history_id', models.AutoField(primary_key=True, serialize=False)),
+                ('history_date', models.DateTimeField()),
+                ('history_change_reason', models.CharField(max_length=100, null=True)),
+                ('history_type', models.CharField(choices=[('+', 'Created'), ('~', 'Changed'), ('-', 'Deleted')], max_length=1)),
+                ('acronym', models.ForeignKey(blank=True, db_constraint=False, null=True, on_delete=django.db.models.deletion.DO_NOTHING, related_name='+', to='acros.Acronym')),
+                ('history_user', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='+', to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                'verbose_name': 'historical paper reference',
+                'ordering': ('-history_date', '-history_id'),
+                'get_latest_by': 'history_date',
+            },
+            bases=(simple_history.models.HistoricalChanges, models.Model),
+        ),
+        migrations.CreateModel(
+            name='PaperReference',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=500)),
+                ('bibcode', models.CharField(max_length=255)),
+                ('arxiv_id', models.CharField(blank=True, max_length=20)),
+                ('acronym', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='papers', to='acros.Acronym')),
+            ],
+        ),
+        migrations.RemoveField(
+            model_name='historicaldoireference',
+            name='acronym',
+        ),
+        migrations.RemoveField(
+            model_name='historicaldoireference',
+            name='history_user',
+        ),
+        migrations.DeleteModel(
+            name='DOIReference',
+        ),
+        migrations.DeleteModel(
+            name='HistoricalDOIReference',
+        ),
+    ]
diff --git a/acros/migrations/0006_auto_20200527_1956.py b/acros/migrations/0006_auto_20200527_1956.py
new file mode 100644
index 0000000..20537d4
--- /dev/null
+++ b/acros/migrations/0006_auto_20200527_1956.py
@@ -0,0 +1,23 @@
+# Generated by Django 3.0.6 on 2020-05-27 19:56
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0005_auto_20200527_1954'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='historicalpaperreference',
+            name='doi',
+            field=models.CharField(blank=True, max_length=255),
+        ),
+        migrations.AddField(
+            model_name='paperreference',
+            name='doi',
+            field=models.CharField(blank=True, max_length=255),
+        ),
+    ]
diff --git a/acros/migrations/0007_auto_20200528_1717.py b/acros/migrations/0007_auto_20200528_1717.py
new file mode 100644
index 0000000..ff15f21
--- /dev/null
+++ b/acros/migrations/0007_auto_20200528_1717.py
@@ -0,0 +1,26 @@
+# Generated by Django 3.0.6 on 2020-05-28 17:17
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0006_auto_20200527_1956'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Tag',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=100)),
+                ('slug', models.CharField(max_length=100)),
+            ],
+        ),
+        migrations.AddField(
+            model_name='acronym',
+            name='tags',
+            field=models.ManyToManyField(related_name='acronyms', to='acros.Tag'),
+        ),
+    ]
diff --git a/acros/migrations/0008_auto_20200528_1827.py b/acros/migrations/0008_auto_20200528_1827.py
new file mode 100644
index 0000000..65f8257
--- /dev/null
+++ b/acros/migrations/0008_auto_20200528_1827.py
@@ -0,0 +1,18 @@
+# Generated by Django 3.0.6 on 2020-05-28 18:27
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0007_auto_20200528_1717'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='tag',
+            name='slug',
+            field=models.CharField(editable=False, max_length=100),
+        ),
+    ]
diff --git a/acros/migrations/0009_auto_20200529_1728.py b/acros/migrations/0009_auto_20200529_1728.py
new file mode 100644
index 0000000..d63c521
--- /dev/null
+++ b/acros/migrations/0009_auto_20200529_1728.py
@@ -0,0 +1,79 @@
+# Generated by Django 3.0.6 on 2020-05-29 17:28
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0008_auto_20200528_1827'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='historicalwikipedialink',
+            name='extract',
+            field=models.TextField(blank=True),
+        ),
+        migrations.AddField(
+            model_name='historicalwikipedialink',
+            name='extract_html',
+            field=models.TextField(blank=True),
+        ),
+        migrations.AddField(
+            model_name='historicalwikipedialink',
+            name='thumbnail',
+            field=models.TextField(blank=True, max_length=100),
+        ),
+        migrations.AddField(
+            model_name='historicalwikipedialink',
+            name='thumbnail_height',
+            field=models.IntegerField(blank=True, default=0),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='historicalwikipedialink',
+            name='thumbnail_width',
+            field=models.IntegerField(blank=True, default=0),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='historicalwikipedialink',
+            name='timestamp',
+            field=models.DateTimeField(default='2020-01-01 00:00'),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='wikipedialink',
+            name='extract',
+            field=models.TextField(blank=True),
+        ),
+        migrations.AddField(
+            model_name='wikipedialink',
+            name='extract_html',
+            field=models.TextField(blank=True),
+        ),
+        migrations.AddField(
+            model_name='wikipedialink',
+            name='thumbnail',
+            field=models.FileField(blank=True, upload_to='wikipedia_thumbnails/'),
+        ),
+        migrations.AddField(
+            model_name='wikipedialink',
+            name='thumbnail_height',
+            field=models.IntegerField(blank=True, default=0),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='wikipedialink',
+            name='thumbnail_width',
+            field=models.IntegerField(blank=True, default=0),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='wikipedialink',
+            name='timestamp',
+            field=models.DateTimeField(default='2020-01-01 00:00'),
+            preserve_default=False,
+        ),
+    ]
diff --git a/acros/migrations/0010_auto_20200529_1859.py b/acros/migrations/0010_auto_20200529_1859.py
new file mode 100644
index 0000000..f8c3fc7
--- /dev/null
+++ b/acros/migrations/0010_auto_20200529_1859.py
@@ -0,0 +1,60 @@
+# Generated by Django 3.0.6 on 2020-05-29 18:59
+
+from django.db import migrations, models
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0009_auto_20200529_1728'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='historicalpaperreference',
+            name='authors',
+            field=models.CharField(default='', max_length=1000),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='historicalpaperreference',
+            name='pubdate',
+            field=models.DateTimeField(default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='historicalpaperreference',
+            name='year',
+            field=models.IntegerField(default=1),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='paperreference',
+            name='authors',
+            field=models.CharField(default='', max_length=1000),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='paperreference',
+            name='pubdate',
+            field=models.DateTimeField(default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='paperreference',
+            name='year',
+            field=models.IntegerField(default=0),
+            preserve_default=False,
+        ),
+        migrations.AlterField(
+            model_name='historicalwikipedialink',
+            name='timestamp',
+            field=models.DateTimeField(blank=True),
+        ),
+        migrations.AlterField(
+            model_name='wikipedialink',
+            name='timestamp',
+            field=models.DateTimeField(blank=True),
+        ),
+    ]
diff --git a/acros/migrations/0011_auto_20200529_1900.py b/acros/migrations/0011_auto_20200529_1900.py
new file mode 100644
index 0000000..0d7769b
--- /dev/null
+++ b/acros/migrations/0011_auto_20200529_1900.py
@@ -0,0 +1,73 @@
+# Generated by Django 3.0.6 on 2020-05-29 19:00
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0010_auto_20200529_1859'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='arxiv_id',
+            field=models.CharField(max_length=20, null=True),
+        ),
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='authors',
+            field=models.CharField(max_length=1000, null=True),
+        ),
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='doi',
+            field=models.CharField(max_length=255, null=True),
+        ),
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='pubdate',
+            field=models.DateTimeField(null=True),
+        ),
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='title',
+            field=models.CharField(max_length=500, null=True),
+        ),
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='year',
+            field=models.IntegerField(null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='arxiv_id',
+            field=models.CharField(max_length=20, null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='authors',
+            field=models.CharField(max_length=1000, null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='doi',
+            field=models.CharField(max_length=255, null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='pubdate',
+            field=models.DateTimeField(null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='title',
+            field=models.CharField(max_length=500, null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='year',
+            field=models.IntegerField(null=True),
+        ),
+    ]
diff --git a/acros/migrations/0012_auto_20200529_1943.py b/acros/migrations/0012_auto_20200529_1943.py
new file mode 100644
index 0000000..241ee7d
--- /dev/null
+++ b/acros/migrations/0012_auto_20200529_1943.py
@@ -0,0 +1,93 @@
+# Generated by Django 3.0.6 on 2020-05-29 19:43
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0011_auto_20200529_1900'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='historicalpaperreference',
+            name='fetched',
+            field=models.BooleanField(default=False),
+        ),
+        migrations.AddField(
+            model_name='historicalwikipedialink',
+            name='fetched',
+            field=models.BooleanField(default=False),
+        ),
+        migrations.AddField(
+            model_name='paperreference',
+            name='fetched',
+            field=models.BooleanField(default=False),
+        ),
+        migrations.AddField(
+            model_name='wikipedialink',
+            name='fetched',
+            field=models.BooleanField(default=False),
+        ),
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='arxiv_id',
+            field=models.CharField(blank=True, max_length=20, null=True),
+        ),
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='authors',
+            field=models.CharField(blank=True, max_length=1000, null=True),
+        ),
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='doi',
+            field=models.CharField(blank=True, max_length=255, null=True),
+        ),
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='pubdate',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='title',
+            field=models.CharField(blank=True, max_length=500, null=True),
+        ),
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='year',
+            field=models.IntegerField(blank=True, null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='arxiv_id',
+            field=models.CharField(blank=True, max_length=20, null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='authors',
+            field=models.CharField(blank=True, max_length=1000, null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='doi',
+            field=models.CharField(blank=True, max_length=255, null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='pubdate',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='title',
+            field=models.CharField(blank=True, max_length=500, null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='year',
+            field=models.IntegerField(blank=True, null=True),
+        ),
+    ]
diff --git a/acros/migrations/0013_auto_20200531_1616.py b/acros/migrations/0013_auto_20200531_1616.py
new file mode 100644
index 0000000..619b57e
--- /dev/null
+++ b/acros/migrations/0013_auto_20200531_1616.py
@@ -0,0 +1,37 @@
+# Generated by Django 3.0.6 on 2020-05-31 16:16
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0012_auto_20200529_1943'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Author',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=100)),
+            ],
+        ),
+        migrations.AlterModelOptions(
+            name='acronym',
+            options={'ordering': ['name']},
+        ),
+        migrations.RemoveField(
+            model_name='historicalpaperreference',
+            name='authors',
+        ),
+        migrations.RemoveField(
+            model_name='paperreference',
+            name='authors',
+        ),
+        migrations.AddField(
+            model_name='paperreference',
+            name='authors',
+            field=models.ManyToManyField(null=True, to='acros.Author'),
+        ),
+    ]
diff --git a/acros/migrations/0014_auto_20200531_1616.py b/acros/migrations/0014_auto_20200531_1616.py
new file mode 100644
index 0000000..d243886
--- /dev/null
+++ b/acros/migrations/0014_auto_20200531_1616.py
@@ -0,0 +1,18 @@
+# Generated by Django 3.0.6 on 2020-05-31 16:16
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0013_auto_20200531_1616'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='paperreference',
+            name='authors',
+            field=models.ManyToManyField(to='acros.Author'),
+        ),
+    ]
diff --git a/acros/migrations/0015_auto_20200531_1638.py b/acros/migrations/0015_auto_20200531_1638.py
new file mode 100644
index 0000000..85a55bc
--- /dev/null
+++ b/acros/migrations/0015_auto_20200531_1638.py
@@ -0,0 +1,30 @@
+# Generated by Django 3.0.6 on 2020-05-31 16:38
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0014_auto_20200531_1616'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='historicalpaperreference',
+            name='authors',
+            field=models.CharField(blank=True, max_length=1000, null=True),
+        ),
+        migrations.RemoveField(
+            model_name='paperreference',
+            name='authors',
+        ),
+        migrations.AddField(
+            model_name='paperreference',
+            name='authors',
+            field=models.CharField(blank=True, max_length=1000, null=True),
+        ),
+        migrations.DeleteModel(
+            name='Author',
+        ),
+    ]
diff --git a/acros/migrations/0016_auto_20200531_1704.py b/acros/migrations/0016_auto_20200531_1704.py
new file mode 100644
index 0000000..a17b7f9
--- /dev/null
+++ b/acros/migrations/0016_auto_20200531_1704.py
@@ -0,0 +1,18 @@
+# Generated by Django 3.0.6 on 2020-05-31 17:04
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0015_auto_20200531_1638'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='wikipedialink',
+            name='thumbnail',
+            field=models.ImageField(blank=True, upload_to='wikipedia_thumbnails/'),
+        ),
+    ]
diff --git a/acros/migrations/0017_auto_20200531_1705.py b/acros/migrations/0017_auto_20200531_1705.py
new file mode 100644
index 0000000..42198b7
--- /dev/null
+++ b/acros/migrations/0017_auto_20200531_1705.py
@@ -0,0 +1,34 @@
+# Generated by Django 3.0.6 on 2020-05-31 17:05
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0016_auto_20200531_1704'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='historicalwikipedialink',
+            name='thumbnail_height',
+        ),
+        migrations.RemoveField(
+            model_name='historicalwikipedialink',
+            name='thumbnail_width',
+        ),
+        migrations.RemoveField(
+            model_name='wikipedialink',
+            name='thumbnail_height',
+        ),
+        migrations.RemoveField(
+            model_name='wikipedialink',
+            name='thumbnail_width',
+        ),
+        migrations.AlterField(
+            model_name='wikipedialink',
+            name='thumbnail',
+            field=models.ImageField(blank=True, height_field='thumbnail_height', upload_to='wikipedia_thumbnails/', width_field='thumbnail_width'),
+        ),
+    ]
diff --git a/acros/migrations/0018_auto_20200531_1709.py b/acros/migrations/0018_auto_20200531_1709.py
new file mode 100644
index 0000000..b9e1262
--- /dev/null
+++ b/acros/migrations/0018_auto_20200531_1709.py
@@ -0,0 +1,37 @@
+# Generated by Django 3.0.6 on 2020-05-31 17:09
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0017_auto_20200531_1705'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='historicalwikipedialink',
+            name='thumbnail_height',
+            field=models.IntegerField(blank=True, default=1, editable=False),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='historicalwikipedialink',
+            name='thumbnail_width',
+            field=models.IntegerField(blank=True, default=1, editable=False),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='wikipedialink',
+            name='thumbnail_height',
+            field=models.IntegerField(blank=True, default=1, editable=False),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='wikipedialink',
+            name='thumbnail_width',
+            field=models.IntegerField(blank=True, default=1, editable=False),
+            preserve_default=False,
+        ),
+    ]
diff --git a/acros/migrations/0019_host.py b/acros/migrations/0019_host.py
new file mode 100644
index 0000000..b68c7b7
--- /dev/null
+++ b/acros/migrations/0019_host.py
@@ -0,0 +1,21 @@
+# Generated by Django 3.0.6 on 2020-05-31 17:19
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0018_auto_20200531_1709'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Host',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('host', models.CharField(max_length=100)),
+                ('icon', models.ImageField(blank=True, upload_to='host_icons/')),
+            ],
+        ),
+    ]
diff --git a/acros/migrations/0020_host_fetched.py b/acros/migrations/0020_host_fetched.py
new file mode 100644
index 0000000..c51e968
--- /dev/null
+++ b/acros/migrations/0020_host_fetched.py
@@ -0,0 +1,18 @@
+# Generated by Django 3.0.6 on 2020-05-31 17:19
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0019_host'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='host',
+            name='fetched',
+            field=models.BooleanField(default=False),
+        ),
+    ]
diff --git a/acros/migrations/0021_auto_20200531_1726.py b/acros/migrations/0021_auto_20200531_1726.py
new file mode 100644
index 0000000..e3badc2
--- /dev/null
+++ b/acros/migrations/0021_auto_20200531_1726.py
@@ -0,0 +1,42 @@
+# Generated by Django 3.0.6 on 2020-05-31 17:26
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0020_host_fetched'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='historicalweblink',
+            name='host',
+            field=models.ForeignKey(blank=True, db_constraint=False, editable=False, null=True, on_delete=django.db.models.deletion.DO_NOTHING, related_name='+', to='acros.Host'),
+        ),
+        migrations.AddField(
+            model_name='host',
+            name='icon_height',
+            field=models.IntegerField(blank=True, default=1, editable=False),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='host',
+            name='icon_width',
+            field=models.IntegerField(blank=True, default=1, editable=False),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='weblink',
+            name='host',
+            field=models.ForeignKey(default=1, editable=False, on_delete=django.db.models.deletion.CASCADE, to='acros.Host'),
+            preserve_default=False,
+        ),
+        migrations.AlterField(
+            model_name='host',
+            name='icon',
+            field=models.ImageField(blank=True, height_field='icon_height', upload_to='host_icons/', width_field='icon_width'),
+        ),
+    ]
diff --git a/acros/migrations/0022_auto_20200531_1728.py b/acros/migrations/0022_auto_20200531_1728.py
new file mode 100644
index 0000000..fdf04af
--- /dev/null
+++ b/acros/migrations/0022_auto_20200531_1728.py
@@ -0,0 +1,23 @@
+# Generated by Django 3.0.6 on 2020-05-31 17:28
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0021_auto_20200531_1726'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='host',
+            name='icon_height',
+            field=models.IntegerField(blank=True, editable=False, null=True),
+        ),
+        migrations.AlterField(
+            model_name='host',
+            name='icon_width',
+            field=models.IntegerField(blank=True, editable=False, null=True),
+        ),
+    ]
diff --git a/acros/migrations/0023_auto_20200531_1835.py b/acros/migrations/0023_auto_20200531_1835.py
new file mode 100644
index 0000000..0e40784
--- /dev/null
+++ b/acros/migrations/0023_auto_20200531_1835.py
@@ -0,0 +1,23 @@
+# Generated by Django 3.0.6 on 2020-05-31 18:35
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0022_auto_20200531_1728'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='authors',
+            field=models.CharField(blank=True, max_length=10000, null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='authors',
+            field=models.CharField(blank=True, max_length=10000, null=True),
+        ),
+    ]
diff --git a/acros/migrations/0024_auto_20200531_1838.py b/acros/migrations/0024_auto_20200531_1838.py
new file mode 100644
index 0000000..0946e20
--- /dev/null
+++ b/acros/migrations/0024_auto_20200531_1838.py
@@ -0,0 +1,23 @@
+# Generated by Django 3.0.6 on 2020-05-31 18:38
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('acros', '0023_auto_20200531_1835'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='historicalpaperreference',
+            name='authors',
+            field=models.CharField(blank=True, max_length=500, null=True),
+        ),
+        migrations.AlterField(
+            model_name='paperreference',
+            name='authors',
+            field=models.CharField(blank=True, max_length=500, null=True),
+        ),
+    ]
diff --git a/acros/migrations/__init__.py b/acros/migrations/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/acros/models/Acronym.py b/acros/models/Acronym.py
new file mode 100644
index 0000000..0b5d6d5
--- /dev/null
+++ b/acros/models/Acronym.py
@@ -0,0 +1,32 @@
+from django.db import models
+from django.urls import reverse
+from django.utils.text import slugify
+from simple_history.models import HistoricalRecords
+
+from acros.models import Tag
+from acros.utils import md_to_html
+
+
+class Acronym(models.Model):
+    name = models.CharField(max_length=100)
+    full_name = models.CharField(max_length=1000)
+    slug = models.SlugField(null=False, unique=True)
+    description_md = models.TextField(blank=True)
+    description_html = models.TextField(editable=False)
+    history = HistoricalRecords()
+    tags = models.ManyToManyField(Tag, related_name="acronyms")
+
+    def save(self, *args, **kwargs):
+        self.description_html = md_to_html(self.description_md)
+        if not self.slug:
+            self.slug = slugify(self.name)
+        super(Acronym, self).save(*args, **kwargs)
+
+    def __str__(self):
+        return self.name
+
+    def get_absolute_url(self):
+        return reverse('detail', args=[str(self.slug)])
+
+    class Meta:
+        ordering = ["name"]
diff --git a/acros/models/Host.py b/acros/models/Host.py
new file mode 100644
index 0000000..250ff36
--- /dev/null
+++ b/acros/models/Host.py
@@ -0,0 +1,37 @@
+from io import BytesIO
+from tempfile import TemporaryFile
+
+import requests
+from PIL import Image
+from django.core.files.base import ContentFile
+from django.db import models
+
+
+class Host(models.Model):
+    host = models.CharField(max_length=100)
+    icon = models.ImageField(upload_to="host_icons/", blank=True,
+                             height_field="icon_height", width_field="icon_width")
+    icon_width = models.IntegerField(blank=True, null=True, editable=False)
+    icon_height = models.IntegerField(blank=True, null=True, editable=False)
+    fetched = models.BooleanField(default=False)
+
+    def __str__(self):
+        return self.host
+
+    def save(self, *args, **kwargs):
+        if not self.fetched or True:
+            with TemporaryFile("rb+") as fd:
+                r = requests.get(f"https://external-content.duckduckgo.com/ip3/{self.host}.ico")
+                if r.status_code == 200:
+                    filename = self.host + ".png"
+                    for chunk in r.iter_content(chunk_size=128):
+                        fd.write(chunk)
+                    image = Image.open(fd)
+                    image_io = BytesIO()
+                    image.save(image_io, format='PNG', quality=9)
+                    self.icon.save(filename, ContentFile(image_io.getvalue()), save=False)
+                else:
+                    self.icon = None
+            self.fetched = True
+
+        super(Host, self).save(*args, **kwargs)
diff --git a/acros/models/PaperReference.py b/acros/models/PaperReference.py
new file mode 100644
index 0000000..e482f92
--- /dev/null
+++ b/acros/models/PaperReference.py
@@ -0,0 +1,68 @@
+import ads
+from ads.search import Article
+from django.db import models
+from simple_history.models import HistoricalRecords
+
+from acros.models import Acronym
+from acronomy.settings import ADS_AUTH_TOKEN
+
+
+class PaperReference(models.Model):
+    acronym = models.ForeignKey(Acronym, on_delete=models.CASCADE, related_name="papers")
+    bibcode = models.CharField(max_length=255)
+    title = models.CharField(max_length=500, null=True, blank=True)
+    authors = models.CharField(max_length=500, null=True, blank=True)
+    year = models.IntegerField(null=True, blank=True)
+    pubdate = models.DateTimeField(null=True, blank=True)
+    arxiv_id = models.CharField(max_length=20, null=True, blank=True)
+    doi = models.CharField(max_length=255, null=True, blank=True)
+    fetched = models.BooleanField(default=False)
+    history = HistoricalRecords()
+
+    def __str__(self):
+        return self.title
+
+    def save(self, *args, **kwargs):
+        if not self.fetched:
+            ads.config.token = ADS_AUTH_TOKEN
+            cols = ["title", "author", "year", "pubdate", "doi", "identifier"]
+            papers = ads.SearchQuery(bibcode=self.bibcode, fl=cols)
+            paper: Article = next(papers)
+            self.title = paper.title[0]
+            if len(paper.author) > 3:
+                self.authors = paper.author[0] + " et al."
+            else:
+                self.authors = ", ".join(paper.author)
+            self.year = paper.year
+            self.pubdate = paper.pubdate.replace("-00", "-01")
+            if paper.doi and len(paper.doi) > 0:
+                self.doi = paper.doi[0]
+            else:
+                self.doi = None
+            arxiv_papers = [ident for ident in paper.identifier if "arXiv:" in ident]
+            if len(arxiv_papers) > 0:
+                self.arxiv_id = [ident for ident in paper.identifier if "arXiv:" in ident][0].split("arXiv:")[-1]
+            else:
+                self.arxiv_id = None
+            self.fetched = True
+        super(PaperReference, self).save(*args, **kwargs)
+
+    @property
+    def ads_url(self):
+        return f"https://ui.adsabs.harvard.edu/abs/{self.bibcode}/abstract"
+
+    @property
+    def arxiv_url(self):
+        return "https://arxiv.org/abs/" + self.arxiv_id
+
+    @property
+    def doi_url(self):
+        return "https://doi.org/" + self.doi
+
+    @property
+    def publisher_url(self):
+        return f"https://ui.adsabs.harvard.edu/link_gateway/{self.bibcode}/PUB_PDF"
+
+    @property
+    def preprint_url(self):
+        return "https://arxiv.org/pdf/" + self.arxiv_id
diff --git a/acros/models/Tag.py b/acros/models/Tag.py
new file mode 100644
index 0000000..9992120
--- /dev/null
+++ b/acros/models/Tag.py
@@ -0,0 +1,18 @@
+from django.db import models
+from django.urls import reverse
+from django.utils.text import slugify
+
+
+class Tag(models.Model):
+    name = models.CharField(max_length=100)
+    slug = models.CharField(max_length=100, editable=False)
+
+    def __str__(self):
+        return self.name
+
+    def save(self, *args, **kwargs):
+        self.slug = slugify(self.name)
+        super(Tag, self).save()
+
+    def get_absolute_url(self):
+        return reverse('tag', args=[str(self.slug)])
diff --git a/acros/models/Weblink.py b/acros/models/Weblink.py
new file mode 100644
index 0000000..d74c8d9
--- /dev/null
+++ b/acros/models/Weblink.py
@@ -0,0 +1,23 @@
+from urllib.parse import urlparse
+
+from django.db import models
+from simple_history.models import HistoricalRecords
+
+from acros.models import Acronym, Host
+
+
+class Weblink(models.Model):
+    acronym = models.ForeignKey(Acronym, on_delete=models.CASCADE, related_name="links")
+    url = models.URLField()
+    host = models.ForeignKey(Host, on_delete=models.CASCADE, editable=False)
+    history = HistoricalRecords()
+
+    def __str__(self):
+        return self.url
+
+
+
+    def save(self, *args, **kwargs):
+        uri = urlparse(self.url)
+        self.host, created = Host.objects.get_or_create(host=uri.hostname)
+        super(Weblink, self).save(*args, **kwargs)
diff --git a/acros/models/WikipediaLink.py b/acros/models/WikipediaLink.py
new file mode 100644
index 0000000..1a39801
--- /dev/null
+++ b/acros/models/WikipediaLink.py
@@ -0,0 +1,44 @@
+from tempfile import TemporaryFile
+
+import requests
+from django.core.files import File
+from django.db import models
+from simple_history.models import HistoricalRecords
+
+from acros.models import Acronym
+from acros.utils import fetch_wikipedia_summary
+
+
+class WikipediaLink(models.Model):
+    acronym = models.ForeignKey(Acronym, on_delete=models.CASCADE, related_name="wiki_articles")
+    title = models.CharField(max_length=200)
+    extract = models.TextField(blank=True)
+    extract_html = models.TextField(blank=True)
+    thumbnail = models.ImageField(upload_to="wikipedia_thumbnails/", blank=True,
+                                  height_field="thumbnail_height", width_field="thumbnail_width")
+    thumbnail_width = models.IntegerField(blank=True, editable=False)
+    thumbnail_height = models.IntegerField(blank=True, editable=False)
+    timestamp = models.DateTimeField(blank=True)
+    fetched = models.BooleanField(default=False)
+    history = HistoricalRecords()
+
+    def save(self, *args, **kwargs):
+        if not self.fetched:
+            self.extract, self.extract_html, self.timestamp, thumbnail = fetch_wikipedia_summary(self.title)
+            with TemporaryFile("rb+") as fd:
+                r = requests.get(thumbnail["source"])
+                filename = thumbnail["source"].split("/")[-1]
+                for chunk in r.iter_content(chunk_size=128):
+                    fd.write(chunk)
+                image_file = File(fd)
+                self.thumbnail.save(filename, image_file, save=False)
+            self.fetched = True
+
+        super(WikipediaLink, self).save(*args, **kwargs)
+
+    @property
+    def url(self):
+        return f"https://en.wikipedia.org/wiki/{self.title}"
+
+    def __str__(self):
+        return self.title
diff --git a/acros/models/__init__.py b/acros/models/__init__.py
new file mode 100644
index 0000000..23e18e1
--- /dev/null
+++ b/acros/models/__init__.py
@@ -0,0 +1,6 @@
+from .Tag import Tag
+from .Acronym import Acronym
+from .Host import Host
+from .PaperReference import PaperReference
+from .Weblink import Weblink
+from .WikipediaLink import WikipediaLink
diff --git a/acros/serializers.py b/acros/serializers.py
new file mode 100644
index 0000000..6fd3879
--- /dev/null
+++ b/acros/serializers.py
@@ -0,0 +1,56 @@
+from rest_framework import serializers
+
+from acros.models import Acronym, Weblink, PaperReference, Tag, WikipediaLink
+
+
+class WeblinkSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Weblink
+        exclude = ["acronym"]
+
+
+class PaperSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = PaperReference
+        fields = ["title", "bibcode", "arxiv_id", "doi", "ads_url", "arxiv_url", "doi_url"]
+
+
+class WikipediaSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = WikipediaLink
+        fields = ["title", "url"]
+
+
+class AcronymListSerializer(serializers.HyperlinkedModelSerializer):
+    tags = serializers.SlugRelatedField(
+        many=True,
+        read_only=True,
+        slug_field='name'
+    )
+
+    class Meta:
+        model = Acronym
+        exclude = ['description_md']
+
+
+class AcronymSerializer(serializers.HyperlinkedModelSerializer):
+    # links = serializers.SlugRelatedField(many=True,read_only=True,slug_field="url")
+    links = WeblinkSerializer(many=True)
+    papers = PaperSerializer(many=True)
+    wiki_articles = WikipediaSerializer(many=True)
+    tags = serializers.SlugRelatedField(
+        many=True,
+        read_only=True,
+        slug_field='name'
+    )
+
+    class Meta:
+        model = Acronym
+        exclude = ['description_md']
+        # fields = ["name", "links","dois"]
+
+
+class TagSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Tag
+        fields = ["name"]
diff --git a/acros/templates/SVGs/external.svg b/acros/templates/SVGs/external.svg
new file mode 100644
index 0000000..e54af32
--- /dev/null
+++ b/acros/templates/SVGs/external.svg
@@ -0,0 +1,4 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100">
+    <path fill="#FFF" stroke="black" stroke-width="10"
+          d="m43,35H5v60h60V57M45,5v10l10,10-30,30 20,20 30-30 10,10h10V5z"/>
+</svg>
diff --git a/acros/templates/SVGs/icons.html b/acros/templates/SVGs/icons.html
new file mode 100644
index 0000000..087d08a
--- /dev/null
+++ b/acros/templates/SVGs/icons.html
@@ -0,0 +1,3 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" stroke-miterlimit="10"  fill-rule="evenodd" viewBox="0 0 128 128">
+    <path d="M 120.85,29.21 C 120.85,29.62 120.72,29.99 120.47,30.33 C 120.21,30.66 119.94,30.83 119.63,30.83 C 117.14,31.07 115.09,31.87 113.51,33.24 C 111.92,34.6 110.29,37.21 108.6,41.05 L 82.8,99.19 C 82.63,99.73 82.16,100 81.38,100 C 80.77,100 80.3,99.73 79.96,99.19 L 65.49,68.93 L 48.85,99.19 C 48.51,99.73 48.04,100 47.43,100 C 46.69,100 46.2,99.73 45.96,99.19 L 20.61,41.05 C 19.03,37.44 17.36,34.92 15.6,33.49 C 13.85,32.06 11.4,31.17 8.27,30.83 C 8,30.83 7.74,30.69 7.51,30.4 C 7.27,30.12 7.15,29.79 7.15,29.42 C 7.15,28.47 7.42,28 7.96,28 C 10.22,28 12.58,28.1 15.05,28.3 C 17.34,28.51 19.5,28.61 21.52,28.61 C 23.58,28.61 26.01,28.51 28.81,28.3 C 31.74,28.1 34.34,28 36.6,28 C 37.14,28 37.41,28.47 37.41,29.42 C 37.41,30.36 37.24,30.83 36.91,30.83 C 34.65,31 32.87,31.58 31.57,32.55 C 30.27,33.53 29.62,34.81 29.62,36.4 C 29.62,37.21 29.89,38.22 30.43,39.43 L 51.38,86.74 L 63.27,64.28 L 52.19,41.05 C 50.2,36.91 48.56,34.23 47.28,33.03 C 46,31.84 44.06,31.1 41.46,30.83 C 41.22,30.83 41,30.69 40.78,30.4 C 40.56,30.12 40.45,29.79 40.45,29.42 C 40.45,28.47 40.68,28 41.16,28 C 43.42,28 45.49,28.1 47.38,28.3 C 49.2,28.51 51.14,28.61 53.2,28.61 C 55.22,28.61 57.36,28.51 59.62,28.3 C 61.95,28.1 64.24,28 66.5,28 C 67.04,28 67.31,28.47 67.31,29.42 C 67.31,30.36 67.15,30.83 66.81,30.83 C 62.29,31.14 60.03,32.42 60.03,34.68 C 60.03,35.69 60.55,37.26 61.6,39.38 L 68.93,54.26 L 76.22,40.65 C 77.23,38.73 77.74,37.11 77.74,35.79 C 77.74,32.69 75.48,31.04 70.96,30.83 C 70.55,30.83 70.35,30.36 70.35,29.42 C 70.35,29.08 70.45,28.76 70.65,28.46 C 70.86,28.15 71.06,28 71.26,28 C 72.88,28 74.87,28.1 77.23,28.3 C 79.49,28.51 81.35,28.61 82.8,28.61 C 83.84,28.61 85.38,28.52 87.4,28.35 C 89.96,28.12 92.11,28 93.83,28 C 94.23,28 94.43,28.4 94.43,29.21 C 94.43,30.29 94.06,30.83 93.32,30.83 C 90.69,31.1 88.57,31.83 86.97,33.01 C 85.37,34.19 83.37,36.87 80.98,41.05 L 71.26,59.02 L 84.42,85.83 L 103.85,40.65 C 104.52,39 104.86,37.48 104.86,36.1 C 104.86,32.79 102.6,31.04 98.08,30.83 C 97.67,30.83 97.47,30.36 97.47,29.42 C 97.47,28.47 97.77,28 98.38,28 C 100.03,28 101.99,28.1 104.25,28.3 C 106.34,28.51 108.1,28.61 109.51,28.61 C 111,28.61 112.72,28.51 114.67,28.3 C 116.7,28.1 118.52,28 120.14,28 C 120.61,28 120.85,28.4 120.85,29.21 z"></path>
+</svg>
diff --git a/acros/templates/SVGs/pdf.svg b/acros/templates/SVGs/pdf.svg
new file mode 100644
index 0000000..f96be3d
--- /dev/null
+++ b/acros/templates/SVGs/pdf.svg
@@ -0,0 +1,7 @@
+<!--
+Font Awesome Free 5.2.0 by @fontawesome - https://fontawesome.com
+License - https://fontawesome.com/license (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License)
+-->
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 384 512">
+    <path d="M369.9 97.9L286 14C277 5 264.8-.1 252.1-.1H48C21.5 0 0 21.5 0 48v416c0 26.5 21.5 48 48 48h288c26.5 0 48-21.5 48-48V131.9c0-12.7-5.1-25-14.1-34zM332.1 128H256V51.9l76.1 76.1zM48 464V48h160v104c0 13.3 10.7 24 24 24h104v288H48zm250.2-143.7c-12.2-12-47-8.7-64.4-6.5-17.2-10.5-28.7-25-36.8-46.3 3.9-16.1 10.1-40.6 5.4-56-4.2-26.2-37.8-23.6-42.6-5.9-4.4 16.1-.4 38.5 7 67.1-10 23.9-24.9 56-35.4 74.4-20 10.3-47 26.2-51 46.2-3.3 15.8 26 55.2 76.1-31.2 22.4-7.4 46.8-16.5 68.4-20.1 18.9 10.2 41 17 55.8 17 25.5 0 28-28.2 17.5-38.7zm-198.1 77.8c5.1-13.7 24.5-29.5 30.4-35-19 30.3-30.4 35.7-30.4 35zm81.6-190.6c7.4 0 6.7 32.1 1.8 40.8-4.4-13.9-4.3-40.8-1.8-40.8zm-24.4 136.6c9.7-16.9 18-37 24.7-54.7 8.3 15.1 18.9 27.2 30.1 35.5-20.8 4.3-38.9 13.1-54.8 19.2zm131.6-5s-5 6-37.3-7.8c35.1-2.6 40.9 5.4 37.3 7.8z"></path>
+</svg>
diff --git a/acros/templates/acros/add.html b/acros/templates/acros/add.html
new file mode 100644
index 0000000..830b12f
--- /dev/null
+++ b/acros/templates/acros/add.html
@@ -0,0 +1,10 @@
+{% extends 'base.html' %}
+
+{% block content %}
+
+  <form method="post">{% csrf_token %}
+    {{ form.as_p }}
+    <input type="submit" value="Add">
+  </form>
+
+{% endblock %}
diff --git a/acros/templates/acros/detail.html b/acros/templates/acros/detail.html
new file mode 100644
index 0000000..caa7940
--- /dev/null
+++ b/acros/templates/acros/detail.html
@@ -0,0 +1,108 @@
+{% extends 'base.html' %}
+{% load static %}
+
+{% block content %}
+  <h1 class="acronym">{{ acro.name }}</h1>
+  <p class="fullName">{{ acro.full_name }}</p>
+  {% if acro.description_html %}
+    <div class="description">
+      {{ acro.description_html|safe }}
+    </div>
+  {% endif %}
+  {#    <div class="linkwrapper">#}
+  {#        {% for link in acro.links.all %}#}
+  {#            <div><a href="{{ link.url }}">{{ link.url }}</a></div>#}
+  {#        {% endfor %}#}
+  {#        {% for paper in acro.papers.all %}#}
+  {#            <div>#}
+  {#                <a href="{{ paper.ads_url }}">ADS</a>#}
+  {#                <a href="{{ paper.arxiv_url }}">Arxiv</a>#}
+  {#                <a href="{{ paper.doi_url }}">DOI</a>#}
+  {#            </div>#}
+  {#        {% endfor %}#}
+  <div class="tags">
+    {% for tag in acro.tags.all %}
+      <a href="{% url "tag" tag.slug %}" class="badge badge-primary">{{ tag.name }}</a>
+    {% endfor %}
+  </div>
+  <div class="row">
+    {% for link in acro.wiki_articles.all %}
+      <div class="mb-4  col-md-4">
+        <div class="card">
+          <img src="{{ link.thumbnail.url }}" class="card-img-top"
+               width="{{ link.thumbnail_width }}" height="{{ link.thumbnail_height }}">
+          <div class="card-body">
+            <h5 class="card-title">{{ link.title }}</h5>
+            {#<p class="card-text">{{ link.extract_html|safe }}</p>#}
+            <p class="card-text">{{ link.extract }}</p>
+            <a href="{{ link.url }}" class="btn btn-primary stretched-link">
+              Read on Wikipedia
+            </a>
+            <a href="https://en.wikipedia.org/wiki/Wikipedia:Text_of_Creative_Commons_Attribution-ShareAlike_3.0_Unported_License"
+               data-toggle="tooltip"
+               target="_blank" rel="noopener"
+               class="text-muted"
+               title="This snippet and thumbnail is from the English Wikipedia and licensed under the under the CC-BY-SA 3.0 license">
+              License
+            </a>
+          </div>
+        </div>
+      </div>
+      {#            <div>#}
+      {#                <a href="{{ link.url }}">{% include 'SVGs/icons.html' with list=list1 %}</a>#}
+      {#                <a href="{{ link.url }}">{{ link.title }}</a>#}
+      {#            </div>#}
+    {% endfor %}
+    {% for paper in acro.papers.all %}
+      <div class="mb-4 col-md-4">
+        <div class="card ">
+          <div class="card-body">
+            <h5 class="card-title">{{ paper.title }} ({{ paper.year }})</h5>
+            <p>{{ paper.authors }}</p>
+            <div class="linkbar">
+              <a href="{{ paper.ads_url }}" data-toggle="tooltip" title="view on ADS">
+                <img src="{% static "ads.ico" %}">
+              </a>
+              {% if paper.arxiv_id %}
+                <a href="{{ paper.arxiv_url }}" data-toggle="tooltip" title="view on arXiv.org">
+                  <img src="{% static "arxiv.ico" %}">
+                </a>
+              {% endif %}
+              {% if paper.doi %}
+                <a href="{{ paper.doi_url }}" data-toggle="tooltip" title="Publisher Website">
+                  {% include 'SVGs/external.svg' %}
+                </a>
+              {% endif %}
+              <a href="{{ paper.publisher_url }}" data-toggle="tooltip" title="Publisher PDF">
+                {% include 'SVGs/pdf.svg' %}
+              </a>
+              {% if paper.arxiv_id %}
+                <a href="{{ paper.preprint_url }}" data-toggle="tooltip" title="arXiv.org PDF">
+                  {% include 'SVGs/pdf.svg' %}
+                </a>
+              {% endif %}
+            </div>
+          </div>
+        </div>
+      </div>
+    {% endfor %}
+    {% for link in acro.links.all %}
+      <div class="mb-4 col-md-4">
+        <div class="card ">
+          <div class="card-body">
+            <h5 class="card-title">
+              {{ link.host.host }}
+              {% if link.host.icon %}
+                <img src="{{ link.host.icon.url }}"
+                     width="{{ link.host.icon_width }}" height="{{ link.host.icon_height }}">
+              {% endif %}
+            </h5>
+            <a class="btn btn-primary stretched-link " href="{{ link.url }}">test</a>
+          </div>
+        </div>
+      </div>
+    {% endfor %}
+  </div>
+  <a href="{% url 'admin:acros_acronym_change' acro.id %}">Admin-Edit</a>
+{#  <a href="{% url 'edit' acro.slug %}">Edit</a>#}
+{% endblock %}
diff --git a/acros/templates/acros/edit.html b/acros/templates/acros/edit.html
new file mode 100644
index 0000000..d9d160a
--- /dev/null
+++ b/acros/templates/acros/edit.html
@@ -0,0 +1,10 @@
+{% extends 'base.html' %}
+
+{% block content %}
+
+    <form method="post">{% csrf_token %}
+        {{ form.as_p }}
+        <input type="submit" value="Update">
+    </form>
+
+{% endblock %}
diff --git a/acros/templates/acros/index.html b/acros/templates/acros/index.html
new file mode 100644
index 0000000..4e0bde8
--- /dev/null
+++ b/acros/templates/acros/index.html
@@ -0,0 +1,7 @@
+{% extends 'base.html' %}
+
+{% block content %}
+<h1>Search</h1>
+{% endblock %}
+
+{% block searchInput %}autofocus{% endblock %}
diff --git a/acros/templates/acros/overview.html b/acros/templates/acros/overview.html
new file mode 100644
index 0000000..358ce12
--- /dev/null
+++ b/acros/templates/acros/overview.html
@@ -0,0 +1,13 @@
+{% extends 'base.html' %}
+
+{% block content %}
+    <dl>
+
+        {% for acro in acros %}
+            <dt><a href="{% url "detail" acro.slug %}">{{ acro.name }}</a></dt>
+            <dd>{{ acro.full_name }}</dd>
+
+
+        {% endfor %}
+    </dl>
+{% endblock %}
diff --git a/acros/templates/acros/tagacro.html b/acros/templates/acros/tagacro.html
new file mode 100644
index 0000000..6eed35f
--- /dev/null
+++ b/acros/templates/acros/tagacro.html
@@ -0,0 +1,10 @@
+{% extends 'base.html' %}
+
+{% block content %}
+    <dl>
+        {% for acro in acros %}
+            <dt><a href="{% url "detail" acro.slug %}">{{ acro.name }}</a></dt>
+            <dd>{{ acro.full_name }}</dd>
+        {% endfor %}
+    </dl>
+{% endblock %}
diff --git a/acros/templates/acros/taglist.html b/acros/templates/acros/taglist.html
new file mode 100644
index 0000000..cf244c4
--- /dev/null
+++ b/acros/templates/acros/taglist.html
@@ -0,0 +1,9 @@
+{% extends 'base.html' %}
+
+{% block content %}
+    <div class="taglist">
+        {% for tag in tags %}
+            <a href="{% url "tag" tag.slug %}" class="badge badge-primary">{{ tag.name }}</a>
+        {% endfor %}
+    </div>
+{% endblock %}
diff --git a/acros/tests.py b/acros/tests.py
new file mode 100644
index 0000000..7ce503c
--- /dev/null
+++ b/acros/tests.py
@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.
diff --git a/acros/urls.py b/acros/urls.py
new file mode 100644
index 0000000..6c51e01
--- /dev/null
+++ b/acros/urls.py
@@ -0,0 +1,35 @@
+from django.conf.urls.static import static
+from django.urls import path, include
+from django.views.generic import RedirectView
+from rest_framework import routers
+
+from acronomy import settings
+from . import views
+
+router = routers.DefaultRouter()
+router.register(r'acronym', views.AcronymViewSet)
+router.register(r'tag', views.TagViewSet)
+
+urlpatterns = [
+    path('', include('django.contrib.auth.urls')),
+    path('api/', include(router.urls)),
+    path('', views.IndexView.as_view(), name='index'),
+    path('acro', RedirectView.as_view(pattern_name="overview")),
+    path('acro/add', views.AddView.as_view(), name="add"),
+    path('acro/<str:slug>', views.DetailView.as_view(), name='detail'),
+    path('acro/<str:slug>/edit', views.EditView.as_view(), name='edit'),
+    path('acros', views.OverView.as_view(), name='overview'),
+    path('tags', views.TagListView.as_view(), name='tags'),
+    path('tag', RedirectView.as_view(pattern_name="tags")),
+    path('tag/<str:slug>', views.TagAcroView.as_view(), name='tag'),
+
+]
+
+if settings.DEBUG:
+    import debug_toolbar
+
+    urlpatterns = [
+                      path('__debug__/', include(debug_toolbar.urls)),
+                  ] + urlpatterns
+
+    urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
diff --git a/acros/utils.py b/acros/utils.py
new file mode 100644
index 0000000..023e43b
--- /dev/null
+++ b/acros/utils.py
@@ -0,0 +1,137 @@
+import markdown
+import requests
+
+
+def md_to_html(md: str) -> str:
+    html = markdown.markdown(
+        md,
+        output_format="html5",
+        extensions=[
+            "nl2br"
+        ]
+    )
+    return html
+
+
+def parse_tags(tagstring):
+    """
+    from https://github.com/jazzband/django-taggit/blob/master/taggit/utils.py
+    django-taggit by Alex Gaynor under BSD License
+    Parses tag input, with multiple word input being activated and
+    delineated by commas and double quotes. Quotes take precedence, so
+    they may contain commas.
+    Returns a sorted list of unique tag names.
+    Ported from Jonathan Buchanan's `django-tagging
+    <http://django-tagging.googlecode.com/>`_
+    """
+    if not tagstring:
+        return []
+
+    # Special case - if there are no commas or double quotes in the
+    # input, we don't *do* a recall... I mean, we know we only need to
+    # split on spaces.
+    if "," not in tagstring and '"' not in tagstring:
+        words = list(set(split_strip(tagstring, " ")))
+        words.sort()
+        return words
+
+    words = []
+    buffer = []
+    # Defer splitting of non-quoted sections until we know if there are
+    # any unquoted commas.
+    to_be_split = []
+    saw_loose_comma = False
+    open_quote = False
+    i = iter(tagstring)
+    try:
+        while True:
+            c = next(i)
+            if c == '"':
+                if buffer:
+                    to_be_split.append("".join(buffer))
+                    buffer = []
+                # Find the matching quote
+                open_quote = True
+                c = next(i)
+                while c != '"':
+                    buffer.append(c)
+                    c = next(i)
+                if buffer:
+                    word = "".join(buffer).strip()
+                    if word:
+                        words.append(word)
+                    buffer = []
+                open_quote = False
+            else:
+                if not saw_loose_comma and c == ",":
+                    saw_loose_comma = True
+                buffer.append(c)
+    except StopIteration:
+        # If we were parsing an open quote which was never closed treat
+        # the buffer as unquoted.
+        if buffer:
+            if open_quote and "," in buffer:
+                saw_loose_comma = True
+            to_be_split.append("".join(buffer))
+    if to_be_split:
+        if saw_loose_comma:
+            delimiter = ","
+        else:
+            delimiter = " "
+        for chunk in to_be_split:
+            words.extend(split_strip(chunk, delimiter))
+    words = list(set(words))
+    words.sort()
+    return words
+
+
+def split_strip(string, delimiter=","):
+    """
+    from https://github.com/jazzband/django-taggit/blob/master/taggit/utils.py
+    django-taggit by Alex Gaynor under BSD License
+    Splits ``string`` on ``delimiter``, stripping each resulting string
+    and returning a list of non-empty strings.
+    Ported from Jonathan Buchanan's `django-tagging
+    <http://django-tagging.googlecode.com/>`_
+    """
+    if not string:
+        return []
+
+    words = [w.strip() for w in string.split(delimiter)]
+    return [w for w in words if w]
+
+
+def edit_string_for_tags(tags):
+    """
+    from https://github.com/jazzband/django-taggit/blob/master/taggit/utils.py
+    django-taggit by Alex Gaynor under BSD License
+
+    Given list of ``Tag`` instances, creates a string representation of
+    the list suitable for editing by the user, such that submitting the
+    given string representation back without changing it will give the
+    same list of tags.
+    Tag names which contain commas will be double quoted.
+    If any tag name which isn't being quoted contains whitespace, the
+    resulting string of tag names will be comma-delimited, otherwise
+    it will be space-delimited.
+    Ported from Jonathan Buchanan's `django-tagging
+    <http://django-tagging.googlecode.com/>`_
+    """
+    names = []
+    for tag in tags:
+        name = tag.name
+        # if "," in name or " " in name:
+        #     names.append(f'"{name}"')
+        # else:
+        names.append(name)
+    return ", ".join(sorted(names))
+
+
+def fetch_wikipedia_summary(title: str):
+    r = requests.get("https://en.wikipedia.org/api/rest_v1/page/summary/" + title)
+    if r.status_code != 200:
+        raise FileNotFoundError
+    data = r.json()
+    print(data)
+    return data["extract"], data["extract_html"], data["timestamp"], data["thumbnail"]
+
diff --git a/acros/views.py b/acros/views.py
new file mode 100644
index 0000000..27a644b
--- /dev/null
+++ b/acros/views.py
@@ -0,0 +1,81 @@
+from django.contrib.auth.mixins import LoginRequiredMixin
+from django.views import generic
+from rest_framework import viewsets, filters
+
+from acros.forms import EditForm, AddForm
+from acros.models import Acronym, Tag
+from acros.serializers import AcronymSerializer, AcronymListSerializer, TagSerializer
+
+
+class IndexView(generic.TemplateView):
+    template_name = "acros/index.html"
+
+
+class OverView(generic.ListView):
+    template_name = "acros/overview.html"
+    model = Acronym
+    context_object_name = 'acros'
+    ordering = "name"
+
+
+class DetailView(generic.DetailView):
+    template_name = 'acros/detail.html'
+    context_object_name = 'acro'
+    model = Acronym
+
+
+class EditView(LoginRequiredMixin, generic.UpdateView):
+    template_name = 'acros/edit.html'
+    context_object_name = 'acro'
+    model = Acronym
+    # fields = ['name', 'full_name', "description_md", "tags"]
+    form_class = EditForm
+
+
+class AddView(LoginRequiredMixin, generic.CreateView):
+    template_name = "acros/add.html"
+    form_class = AddForm
+    model = Acronym
+
+
+class TagListView(generic.ListView):
+    template_name = "acros/taglist.html"
+    model = Tag
+    context_object_name = 'tags'
+    ordering = "name"
+
+
+class TagAcroView(generic.ListView):
+    template_name = "acros/tagacro.html"
+    context_object_name = 'acros'
+    ordering = "name"
+
+    def get_queryset(self):
+        return Acronym.objects.filter(tags__slug__exact=self.kwargs['slug'])
+
+
+#### API Views ####
+
+class AcronymViewSet(viewsets.ReadOnlyModelViewSet):
+    """
+    API endpoint for viewing Acronyms
+    """
+    queryset = Acronym.objects.all().order_by('name')
+    serializer_class = AcronymSerializer
+
+    serializer_classes = {
+        'list': AcronymListSerializer,
+        'retrieve': AcronymSerializer,
+    }
+    default_serializer_class = AcronymListSerializer
+
+    filter_backends = [filters.SearchFilter]
+    search_fields = ['name']
+
+    def get_serializer_class(self):
+        return self.serializer_classes.get(self.action, self.default_serializer_class)
+
+
+class TagViewSet(viewsets.ReadOnlyModelViewSet):
+    queryset = Tag.objects.all().order_by("name")
+    serializer_class = TagSerializer
diff --git a/manage.py b/manage.py
new file mode 100755
index 0000000..17afbc6
--- /dev/null
+++ b/manage.py
@@ -0,0 +1,21 @@
+#!/usr/bin/env python
+"""Django's command-line utility for administrative tasks."""
+import os
+import sys
+
+
+def main():
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'acronomy.settings')
+    try:
+        from django.core.management import execute_from_command_line
+    except ImportError as exc:
+        raise ImportError(
+            "Couldn't import Django. Are you sure it's installed and "
+            "available on your PYTHONPATH environment variable? Did you "
+            "forget to activate a virtual environment?"
+        ) from exc
+    execute_from_command_line(sys.argv)
+
+
+if __name__ == '__main__':
+    main()
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..d5aba7f
--- /dev/null
+++ b/package.json
@@ -0,0 +1,9 @@
+{
+  "dependencies": {
+    "@trevoreyre/autocomplete-js": "^2.1.1",
+    "@yaireo/tagify": "^3.9.3",
+    "bootstrap": "^4.5.0",
+    "jquery": "^3.5.1",
+    "popper.js": "^1.16.1"
+  }
+}
diff --git a/poetry.lock b/poetry.lock
new file mode 100644
index 0000000..460eac2
--- /dev/null
+++ b/poetry.lock
@@ -0,0 +1,536 @@
+[[package]]
+category = "main"
+description = "A Python module for NASA's ADS that doesn't suck."
+name = "ads"
+optional = false
+python-versions = "*"
+version = "0.12.3"
+
+[package.dependencies]
+httpretty = "0.8.10"
+mock = "*"
+requests = "*"
+six = "*"
+werkzeug = "*"
+
+[[package]]
+category = "main"
+description = "The secure Argon2 password hashing algorithm."
+name = "argon2-cffi"
+optional = false
+python-versions = "*"
+version = "20.1.0"
+
+[package.dependencies]
+cffi = ">=1.0.0"
+six = "*"
+
+[package.extras]
+dev = ["coverage (>=5.0.2)", "hypothesis", "pytest", "sphinx", "wheel", "pre-commit"]
+docs = ["sphinx"]
+tests = ["coverage (>=5.0.2)", "hypothesis", "pytest"]
+
+[[package]]
+category = "main"
+description = "ASGI specs, helper code, and adapters"
+name = "asgiref"
+optional = false
+python-versions = ">=3.5"
+version = "3.2.7"
+
+[package.extras]
+tests = ["pytest (>=4.3.0,<4.4.0)", "pytest-asyncio (>=0.10.0,<0.11.0)"]
+
+[[package]]
+category = "dev"
+description = "A thin, practical wrapper around terminal coloring, styling, and positioning"
+name = "blessings"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+version = "1.7"
+
+[package.dependencies]
+six = "*"
+
+[[package]]
+category = "dev"
+description = "Fancy Interface to the Python Interpreter"
+name = "bpython"
+optional = false
+python-versions = "*"
+version = "0.19"
+
+[package.dependencies]
+curtsies = ">=0.1.18"
+greenlet = "*"
+pygments = "*"
+requests = "*"
+six = ">=1.5"
+
+[package.extras]
+jedi = ["jedi"]
+urwid = ["urwid"]
+watch = ["watchdog"]
+
+[[package]]
+category = "main"
+description = "Python package for providing Mozilla's CA Bundle."
+name = "certifi"
+optional = false
+python-versions = "*"
+version = "2020.4.5.1"
+
+[[package]]
+category = "main"
+description = "Foreign Function Interface for Python calling C code."
+name = "cffi"
+optional = false
+python-versions = "*"
+version = "1.14.0"
+
+[package.dependencies]
+pycparser = "*"
+
+[[package]]
+category = "main"
+description = "Universal encoding detector for Python 2 and 3"
+name = "chardet"
+optional = false
+python-versions = "*"
+version = "3.0.4"
+
+[[package]]
+category = "dev"
+description = "Curses-like terminal wrapper, with colored strings!"
+name = "curtsies"
+optional = false
+python-versions = "*"
+version = "0.3.1"
+
+[package.dependencies]
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diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..2124620
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,24 @@
+[tool.poetry]
+name = "acronomy"
+version = "0.1.0"
+description = ""
+authors = ["Lukas Winkler <git@lw1.at>"]
+
+[tool.poetry.dependencies]
+python = "^3.8"
+django = {extras = ["argon2"], version = "^3.0.6"}
+psycopg2 = "^2.8.5"
+django-simple-history = "^2.10.0"
+markdown = "^3.2.2"
+django-debug-toolbar = "^2.2"
+djangorestframework = "^3.11.0"
+requests = "^2.23.0"
+ads = "^0.12.3"
+Pillow = "^7.1.2"
+
+[tool.poetry.dev-dependencies]
+bpython = "^0.19"
+
+[build-system]
+requires = ["poetry>=0.12"]
+build-backend = "poetry.masonry.api"
diff --git a/static/ads.ico b/static/ads.ico
new file mode 100644
index 0000000..5318d9e
Binary files /dev/null and b/static/ads.ico differ
diff --git a/static/app.js b/static/app.js
new file mode 100644
index 0000000..0f24d56
--- /dev/null
+++ b/static/app.js
@@ -0,0 +1,71 @@
+$(function () {
+    $('[data-toggle="tooltip"]').tooltip()
+})
+
+
+new Autocomplete('#autocomplete', {
+
+    // Search function can return a promise
+    // which resolves with an array of
+    // results. In this case we're using
+    // the Wikipedia search API.
+    search: input => {
+        const url = "/api/acronym/?search=" + input
+
+        return new Promise(resolve => {
+            if (input.length < 1) {
+                return resolve([])
+            }
+
+            fetch(url)
+                .then(response => response.json())
+                .then(data => {
+                    resolve(data)
+                })
+        })
+    },
+
+    getResultValue: result => (result.name + ": " + result.full_name),
+
+    // Open the selected article in
+    // a new window
+    onSubmit: result => {
+        console.log(result)
+        window.location = "/acro/" + result.slug
+    },
+    autoSelect: true,
+})
+const input = document.querySelector('input[name="tags"]')
+
+document.querySelector("form").addEventListener("submit", function () {
+    const list = JSON.parse(input.value).map(function (item) {
+        return item['value'];
+    })
+    input.value = JSON.parse(input.value).map(function (item) {
+        return item['value'];
+    })
+    console.log(input.value)
+    return false;
+})
+const tagify = new Tagify(input, {
+    whitelist: [],
+    maxTags: 10,
+    dropdown: {
+        maxItems: 20,
+        enabled: 0
+    }
+})
+fetch("/api/tag/")
+    .then(response => response.json())
+    .then(data =>
+        data.map(function (item) {
+            return item['name'];
+        })
+    )
+    .then(data => {
+
+        tagify.settings.whitelist = data
+
+    })
+
+
diff --git a/static/arxiv.ico b/static/arxiv.ico
new file mode 100644
index 0000000..fa9d8f6
Binary files /dev/null and b/static/arxiv.ico differ
diff --git a/static/login.css b/static/login.css
new file mode 100644
index 0000000..7b50d5a
--- /dev/null
+++ b/static/login.css
@@ -0,0 +1,51 @@
+/** from https://getbootstrap.com/docs/4.3/examples/sign-in/signin.css */
+
+html,
+body {
+  height: 100%;
+}
+
+body {
+  display: -ms-flexbox;
+  display: flex;
+  -ms-flex-align: center;
+  align-items: center;
+  padding-top: 40px;
+  padding-bottom: 40px;
+  background-color: #f5f5f5;
+}
+
+.form-signin {
+  width: 100%;
+  max-width: 330px;
+  padding: 15px;
+  margin: auto;
+}
+
+.form-signin .checkbox {
+  font-weight: 400;
+}
+
+.form-signin .form-control {
+  position: relative;
+  box-sizing: border-box;
+  height: auto;
+  padding: 10px;
+  font-size: 16px;
+}
+
+.form-signin .form-control:focus {
+  z-index: 2;
+}
+
+.form-signin input[type="email"] {
+  margin-bottom: -1px;
+  border-bottom-right-radius: 0;
+  border-bottom-left-radius: 0;
+}
+
+.form-signin input[type="password"] {
+  margin-bottom: 10px;
+  border-top-left-radius: 0;
+  border-top-right-radius: 0;
+}
diff --git a/static/style.css b/static/style.css
new file mode 100644
index 0000000..cd9d83f
--- /dev/null
+++ b/static/style.css
@@ -0,0 +1,75 @@
+.accountStatus {
+    position: absolute;
+    top: 20px;
+    right: 20px;
+}
+
+h1 {
+    text-align: center;
+}
+
+h1.acronym {
+    font-size: 4rem;
+}
+
+.fullName {
+    text-align: center;
+    font-size: 2rem;
+}
+
+/*.linkwrapper {*/
+/*    display: flex;*/
+/*    flex-direction: column;*/
+/*}*/
+/*.linkwrapper div {*/
+/*    display: flex;*/
+/*    align-items: center;*/
+/*}*/
+.card-title {
+    text-align: center;
+}
+
+.card-title img {
+    max-width: 32px;
+    height: auto;
+}
+
+
+.card-img-top {
+    height: auto;
+}
+
+.card-body a {
+    display: block;
+    text-align: center;
+}
+
+.linkbar {
+    display: flex;
+    justify-content: space-between;
+}
+
+.linkbar a {
+    display: block;
+}
+
+.linkbar img, .linkbar svg {
+    width: 26px;
+    height: 26px;
+    padding: 5px;
+}
+
+.tags{
+margin-bottom: 2rem;
+}
+
+.taglist {
+    display: flex;
+    flex-wrap: wrap;
+    justify-content: space-around;
+}
+
+.taglist .badge {
+    font-size: 150%;
+    margin: 5px;
+}
diff --git a/templates/base.html b/templates/base.html
new file mode 100644
index 0000000..09f3832
--- /dev/null
+++ b/templates/base.html
@@ -0,0 +1,42 @@
+{% load static %}
+<!DOCTYPE html>
+<html lang="de">
+<head>
+  <meta charset="utf-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
+  <!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
+  <title>{% block title %}Acronomy{% endblock %}</title>
+
+  <!-- Bootstrap -->
+  <link rel="stylesheet" href="{% static "css/bootstrap.min.css" %}">
+  <link rel="stylesheet" href="{% static "autocomplete-js/dist/style.css" %}">
+  <link rel="stylesheet" href="{% static "tagify.css" %}">
+  <link rel="stylesheet" href="{% static "style.css" %}">
+  {% block extra_head %}
+  {% endblock %}
+</head>
+<body>
+{#        <div class="container {{ referrers is defined ? "edit" }}">#}
+<div class="container {% block containerclasses %}{% endblock %}">
+  {% if user.is_authenticated %}
+    <div class="accountStatus">
+      Hello {{ user.get_username }}, <a href="{% url 'logout' %}">Log out</a>
+    </div>
+  {% endif %}
+  <div id="autocomplete" class="autocomplete">
+    <input class="autocomplete-input" {% block searchInput %}{% endblock %}/>
+    <ul class="autocomplete-result-list"></ul>
+  </div>
+
+  {% block content %}
+  {% endblock %}
+</div>
+<script src="{% static "jquery.min.js" %}"></script>
+<script src="{% static "umd/popper.min.js" %}"></script>
+<script src="{% static "js/bootstrap.min.js" %}"></script>
+<script src="{% static "tagify.min.js" %}"></script>
+<script src="{% static "autocomplete-js/dist/autocomplete.min.js" %}"></script>
+<script src="{% static "app.js" %}"></script>
+
+</body>
+</html>
diff --git a/templates/registration/login.html b/templates/registration/login.html
new file mode 100644
index 0000000..da1f58d
--- /dev/null
+++ b/templates/registration/login.html
@@ -0,0 +1,29 @@
+{% extends "base.html" %}
+{% load static %}
+
+{% block containerclasses %}text-center{% endblock %}
+{% block extra_head %}
+    <link rel="stylesheet" href="{% static "login.css" %}">
+
+{% endblock %}
+{% block content %}
+
+    <form class="form-signin" method="post" action="{% url 'login' %}">
+        {% csrf_token %}
+        <h1 class="h3 mb-3 font-weight-normal">Anmeldung</h1>
+        <label for="{{ form.username.id_for_label }}" class="sr-only">Benutzername</label>
+        <input class="form-control" id="{{ form.username.id_for_label }}" maxlength="30"
+               name="{{ form.username.html_name }}" type="text"
+               placeholder="Benutzername"/>
+        {#    <input type="email" id="inputEmail" class="form-control" placeholder="Email address" required autofocus>#}
+        <label for="{{ form.password.id_for_label }}" class="sr-only">Passwort</label>
+        <input type="password" id="{{ form.password.id_for_label }}" name="{{ form.password.html_name }}"
+               class="form-control" placeholder="Passwort" required>
+        <input type="hidden" name="next" value="{{ next }}">
+
+        <button class="btn btn-lg btn-primary btn-block" type="submit">Sign in</button>
+        {{ form.non_field_errors }}
+
+
+    </form>
+{% endblock %}
diff --git a/yarn.lock b/yarn.lock
new file mode 100644
index 0000000..a608d0e
--- /dev/null
+++ b/yarn.lock
@@ -0,0 +1,28 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+
+"@trevoreyre/autocomplete-js@^2.1.1":
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/@trevoreyre/autocomplete-js/-/autocomplete-js-2.1.1.tgz#7a4af9b8612c852e05f2e33a4649ad1353af4a86"
+  integrity sha512-G9I3Z3jYfVYUkz7XS49Mp/LMLaVcW1wVj4V/COqHq4Nk3rOgGG5ONlLGzCKpElqTIPm5p+7V7/92Mo/xsvPRvQ==
+
+"@yaireo/tagify@^3.9.3":
+  version "3.9.3"
+  resolved "https://registry.yarnpkg.com/@yaireo/tagify/-/tagify-3.9.3.tgz#a6671345b9a3a38eb4a7b18728db2526023e1662"
+  integrity sha512-cS6WyMYY4YD8Op6qwsm1jE2zIxf9RQGJvYkuye4hOzgm4p77aZyByfz1+hmpAWXJZStSpff2iDn7aOB97Smoeg==
+
+bootstrap@^4.5.0:
+  version "4.5.0"
+  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-4.5.0.tgz#97d9dbcb5a8972f8722c9962483543b907d9b9ec"
+  integrity sha512-Z93QoXvodoVslA+PWNdk23Hze4RBYIkpb5h8I2HY2Tu2h7A0LpAgLcyrhrSUyo2/Oxm2l1fRZPs1e5hnxnliXA==
+
+jquery@^3.5.1:
+  version "3.5.1"
+  resolved "https://registry.yarnpkg.com/jquery/-/jquery-3.5.1.tgz#d7b4d08e1bfdb86ad2f1a3d039ea17304717abb5"
+  integrity sha512-XwIBPqcMn57FxfT+Go5pzySnm4KWkT1Tv7gjrpT1srtf8Weynl6R273VJ5GjkRb51IzMp5nbaPjJXMWeju2MKg==
+
+popper.js@^1.16.1:
+  version "1.16.1"
+  resolved "https://registry.yarnpkg.com/popper.js/-/popper.js-1.16.1.tgz#2a223cb3dc7b6213d740e40372be40de43e65b1b"
+  integrity sha512-Wb4p1J4zyFTbM+u6WuO4XstYx4Ky9Cewe4DWrel7B0w6VVICvPwdOpotjzcf6eD8TsckVnIMNONQyPIUFOUbCQ==