Mozilla based software is typically extensible through add-ons. There are three primary types of add-on: extensions, plugins, and themes. This page will help guide you to the information you need in order to create add-ons for Firefox, Thunderbird, or other software based on the Mozilla platform, as well as how to distribute your add-ons.
- Submitting an add-on to AMO
- Provides helpful information for add-on developers to help them properly package and deliver their add-ons. This includes information about addons.mozilla.org, Mozilla's add-on distribution web site.
- Extensions add new functionality to Mozilla applications such as Firefox, SeaMonkey and Thunderbird. They can add anything from a toolbar button to a completely new feature.
- Information about how to create plugins, which are binary components that let Mozilla based software display content they can't handle natively.
- Themes let users customize the appearance of the user interface presented by Mozilla-based applications.
- Search engine plugins
- Firefox supports search engine plugins, which enable the search box to support different search engines.
- addons.mozilla.org (AMO) API Developers' Guide
- The AMO Developers' Guide describes how to use the AMO API to fetch information about add-ons from the addons.mozilla.org site.
- The Mozilla platform
- Information about the Mozilla platform, including all of its APIs and technologies, as well as how to use them in your own projects.
- Performance guides and utilities to help you make your add-on perform well (and to play nicely with others).
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