diff --git a/.github/workflows/pypi.yml b/.github/workflows/pypi.yml
new file mode 100644
index 0000000..d563209
--- /dev/null
+++ b/.github/workflows/pypi.yml
@@ -0,0 +1,71 @@
+name: pypi
+on:
+  push:
+    tags:
+      - "*"
+
+env:
+  DEFAULT_BRANCH: "main"
+
+jobs:
+  build-and-deploy:
+    name: Build and PyPI
+    runs-on: ubuntu-latest
+    steps:
+      - name: check out
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+          lfs: true
+
+      - name: Setup Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.9
+
+      - name: Install Poetry
+        uses: snok/install-poetry@v1
+        with:
+          virtualenvs-create: true
+          virtualenvs-in-project: true
+          installer-parallel: true
+
+      - name: Load cached venv
+        id: cached-poetry-dependencies
+        uses: actions/cache@v2
+        with:
+          path: .venv
+          key: venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('**/pyproject.toml') }}
+
+      - name: Install dependencies
+        if: steps.cached-poetry-dependencies.outputs.cache-hit != 'true'
+        run: poetry install --no-interaction --no-root
+      - name: Install library
+        run: poetry install --no-interaction
+
+      - name: Debugging information
+        run: |
+          source .venv/bin/activate
+          echo "github.ref:" ${{github.ref}}
+          echo "github.event_name:" ${{github.event_name}}
+          echo "github.head_ref:" ${{github.head_ref}}
+          echo "github.base_ref:" ${{github.base_ref}}
+          set -x
+          git rev-parse --abbrev-ref HEAD
+          git branch
+          git branch -a
+          git remote -v
+          python -V
+          pip list --not-required
+          pip list
+
+      - name: Build
+        run: poetry build
+
+      - name: Deploy
+        env:
+          PYTHON_KEYRING_BACKEND: keyring.backends.null.Keyring
+          POETRY_HTTP_BASIC_PYPI_USERNAME: __token__
+          POETRY_HTTP_BASIC_PYPI_PASSWORD: ${{ secrets.PYPI_TOKEN}}
+          POETRY_PYPI_TOKEN_PYPI: ${{ secrets.PYPI_TOKEN}}
+        run: poetry publish
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..39820ce
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2022, Michael Buehlmann
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/MANIFEST.in b/MANIFEST.in
new file mode 100644
index 0000000..5b2752c
--- /dev/null
+++ b/MANIFEST.in
@@ -0,0 +1,9 @@
+
+include LICENSE
+include README.md
+
+recursive-include tests *
+recursive-exclude * __pycache__
+recursive-exclude * *.py[co]
+
+recursive-include docs *.rst conf.py Makefile make.bat *.jpg *.png *.gif
diff --git a/pyproject.toml b/pyproject.toml
index 7839e7a..1e65af0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,9 +1,20 @@
 [tool.poetry]
 name = "cosmicweb-music"
 version = "0.1.0"
-description = ""
+description = "Script to download initial conditions for zoom-in cosmological simulations from the cosmICweb service."
 authors = ["Michael Buehlmann <buehlmann.michi@gmail.com>"]
+license = "MIT"
 readme = "README.md"
+homepage = "https://github.com/michaelbuehlmann/cosmicweb-music"
+repository = "https://github.com/michaelbuehlmann/cosmicweb-music"
+documentation = "https://github.com/michaelbuehlmann/cosmicweb-music"
+include = ["LICENSE"]
+keywords = ["scientific computing"]
+classifiers = [
+    "Topic :: Software Development :: Libraries :: Python Modules",
+    "Topic :: Scientific/Engineering",
+    "Intended Audience :: Science/Research",
+]
 
 [tool.poetry.scripts]
 cosmicweb-music = "cosmicweb_music.cosmICweb:cli"
@@ -17,3 +28,9 @@ requests = "^2.31.0"
 [build-system]
 requires = ["poetry-core"]
 build-backend = "poetry.core.masonry.api"
+
+[tool.black]
+line-length = 88
+target-version = ["py38"]
+include = '\.pyi?$'
+exclude = '\.git|\.venv|build|_build|dist'