Participating in the Mozilla project

General topics

Mozilla developer guide

Development tips and guides for contributing to the Mozilla codebase.

Mozilla source code

Information about how to get the Mozilla code, whether by download or through version control, and how to get your code into the tree.

Build documentation

Information about how to build Mozilla projects, including Firefox and Thunderbird. This page needs cleanup.

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.

Documenting Mozilla

Help us create and improve our documentation for Mozilla and the open Web.

Debugging

Useful tips and guidelines to follow when debugging Mozilla code.

Quality assurance

Information about testing and bug tracking.

Localization

Documentation about translating Mozilla projects, documentation, and other content into multiple languages.

Glossary

Terms and definitions used by Mozilla hackers.

Project pages

Thunderbird

Mozilla's email client

Calendar

Mozilla's calendar project

Tools

Bugzilla

The Bugzilla database used to track issues for Mozilla projects.

MXR

Browse and search the Mozilla source code repository on the Web.

Bonsai

The Bonsai tool lets you find out who changed what file in the repository, and when they did it. (This is for Firefox 3.0 and older.)

Tinderbox

Tinderbox shows the status of the tree (whether or not it currently builds successfully).  Check this before checking in and out, to be sure you're working with a working tree.

Crash tracking

Information about the Socorro crash reporting system.

Performance tracking

See performance information for Mozilla projects.

Developer forums

A topic-specific list of discussion forums where you can talk about Mozilla development issues.