diff --git a/.github/publish_to_pypi.yml b/.github/publish_to_pypi.yml
new file mode 100644
index 0000000..341b4e0
--- /dev/null
+++ b/.github/publish_to_pypi.yml
@@ -0,0 +1,31 @@
+name: Upload to PyPi
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    if: github.event.action == 'published'
+    environment:
+      name: pypi-publishing
+      url: https://pypi.org/p/electrolyzer
+    permissions:
+      id-token: write
+    steps:
+    - uses: actions/checkout@v6
+    - name: Set up Python
+      uses: actions/setup-python@v6
+      with:
+        python-version: 3.13
+    - name: Build package
+      run: |
+        python -m pip install --upgrade pip
+        pip install setuptools build wheel twine
+        python -m build
+        twine check --strict dist/*
+    - name: Publish package to PyPI
+      uses: pypa/gh-action-pypi-publish@release/v1
+      with:
+        verbose: True
diff --git a/.github/publish_to_test_pypi.yml b/.github/publish_to_test_pypi.yml
new file mode 100644
index 0000000..cd5e8f8
--- /dev/null
+++ b/.github/publish_to_test_pypi.yml
@@ -0,0 +1,33 @@
+name: Upload to Test PyPi
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
+    environment:
+      name: pypi-publishing
+      url: https://test.pypi.org/p/electrolyzer
+    permissions:
+      id-token: write
+    steps:
+    - uses: actions/checkout@v6
+    - name: Set up Python
+      uses: actions/setup-python@v6
+      with:
+        python-version: 3.13
+    - name: Build package
+      run: |
+        python -m pip install --upgrade pip
+        pip install setuptools build wheel twine
+        python -m build
+        twine check --strict dist/*
+    - name: Publish package to PyPI
+      uses: pypa/gh-action-pypi-publish@release/v1
+      with:
+        verbose: True
+        repository-url: https://test.pypi.org/legacy/
diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index e0e2e5d..4b5ca98 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -69,7 +69,6 @@ Ready to contribute? Here's how to set up ``electrolyzer`` for local development
     $ cd electrolyzer
     $ python -m venv env
     $ source env/bin/activate
-    $ pip install -r requirements.txt
     $ pip install -e .
     $ pre-commit install
 
@@ -121,3 +120,8 @@ Then run::
 $ bump2version patch # possible: major / minor / patch
 $ git push
 $ git push --tags
+
+This will trigger the publishing to Test PyPI. If the action runs unsucessfully, then
+delete the tag from local and remote, restore the old version number, fix the issue, and
+try again. If the action runs successfully, then simply create the release on the github
+to trigger the publishing to PyPI.
diff --git a/pyproject.toml b/pyproject.toml
index 5ecffd2..531c271 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,16 +39,17 @@ classifiers = [
 
 [project.optional-dependencies]
 develop = [
+    "pre-commit",
     "pytest",
+    "pytest_mock",
     "pytest-subtests",
     "pytest-dependency",
-    "pre-commit",
-    "pytest_mock",
     "responses",
-    "jupyter-book",
-    "readthedocs-sphinx-ext",
     "Sphinx",
+    "jupyter-book",
     "sphinxcontrib-napoleon",
+    "readthedocs-sphinx-ext",
+    "bump2version",
 ]
 examples = ["jupyterlab"]
 all = ["electrolyzer[develop,examples]"]
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 9904cb3..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,19 +0,0 @@
-# Requirements for Electrolyzer
-
-# Prod
-numpy
-scipy
-pandas
-matplotlib
-rainflow
-attrs
-jsonschema
-ruamel.yaml
-
-# Dev
-pytest
-pytest_mock
-pre-commit
-
-# Examples
-ipykernel