The source is mirrored on GitHub here: https://github.com/mozilla/gecko-dev https://github.com/mozilla/gecko-dev Code search is here: https://searchfox.org/moz

The source is mirrored on GitHub here: https://github.com/mozilla/gecko-dev https://github.com/mozilla/gecko-dev Code search is here: https://searchfox.org/mozilla-central/ https://searchfox.org/mozilla-central/ I’ve never seen a better search tool. It’s become pretty straightforward to build in the past few years. You pretty much just need your system SDKs (which are listed), python, and git or hg (which is Python anyway!). I promise you that you don’t need CI until you have a patch that works locally.