Add-ons Server is the codebase for https://addons.mozilla.org/; the source lives at https://github.com/mozilla/addons-server.
In the past, this project was olympia; documentation that refers to olympia refers to this project.
.. toctree:: :maxdepth: 2 topics/readme_include topics/api/index topics/install/index topics/development/index topics/third-party