Whether you're an old hand or just getting started, articles you can find starting from this page will help you while you're working on Mozilla development.
When working with prerelease versions of Firefox, it's often helpful to have multiple Firefox profiles, such as one for each channel, or for different kinds of testing.
After getting your patch written, you need to get it checked into the tree. This article explains the review process and how to get your patch approved.
A place to put build tips which are no longer relevant to building the latest version of the code from main but are relevant when building old codebases.
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.
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