discover · compare · collections · requirements · contribute · feed · watching · stats · help with your tokens

mozilla-firefox/firefox · source

Snapshot 0 · 2026-11-04T12:47:27Z · JavaScript ·

GitHub description at capture

The official repository of Mozilla's Firefox web browser.

README at capture

![Firefox Browser](./docs/readme/readme-banner.svg)

[Firefox](https://firefox.com/) is a fast, reliable and private web browser from the non-profit [Mozilla organization](https://mozilla.org/).

### Contributing

To learn how to contribute to Firefox read the [Firefox Contributors' Quick Reference document](https://firefox-source-docs.mozilla.org/contributing/contribution_quickref.html).

We use [bugzilla.mozilla.org](https://bugzilla.mozilla.org/) as our issue tracker, please file bugs there.

### Resources

* [Firefox Source Docs](https://firefox-source-docs.mozilla.org/) is our primary documentation repository
* Nightly development builds can be downloaded from [Firefox Nightly page](https://www.mozilla.org/firefox/channel/desktop/#nightly)

If you have a question about developing Firefox, and can't find the solution
on [Firefox Source Docs](https://firefox-source-docs.mozilla.org/), you can try asking your question on Matrix at
chat.mozilla.org in the [Introduction channel](https://chat.mozilla.org/#/room/#introduction:mozilla.org).