WebExtensions API Development ============================= This documentation covers the implementation of WebExtensions inside Firefox. Documentation about existing WebExtension APIs and how to use them to develop WebExtensions is available `on MDN `_. To use this documentation, you should already be familiar with WebExtensions, including `the anatomy of a WebExtension `_ and `permissions `_. You should also be familiar with concepts from `Firefox development `_ including `e10s `_ in particular. .. toctree:: :caption: WebExtension API Developers Guide :maxdepth: 2 background basics schema functions events manifest lifecycle incognito webidl_bindings webext-storage other reference