mozilla/gecko-dev

SUPERSEDED by https://github.com/mozilla-firefox/firefox. Read-only Git mirror of the Mercurial gecko repositories at https://hg.mozilla.org

3,698

stars

491,645

commits

JavaScript

primary language

Jul 9, 2025

updated

firefox-source-docs.mozilla.org/setup/index.html

README

Firefox is a fast, reliable and private web browser from the non-profit Mozilla organization.

Contributing

To learn how to contribute to Firefox read the Firefox Contributors' Quick Reference document.

We use bugzilla.mozilla.org as our issue tracker, please file bugs there.

Resources

Firefox Source Docs is our primary documentation repository
Nightly development builds can be downloaded from Firefox Nightly page

If you have a question about developing Firefox, and can't find the solution on Firefox Source Docs, you can try asking your question on Matrix at chat.mozilla.org in the Introduction channel.

Contributors

(top 30 of 283)

13,587 commits

12,659 commits

10,120 commits

9,355 commits

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mozilla/gecko-dev

SUPERSEDED by https://github.com/mozilla-firefox/firefox. Read-only Git mirror of the Mercurial gecko repositories at https://hg.mozilla.org

3,698

stars

491,645

commits

JavaScript

primary language

Jul 9, 2025

updated

firefox-source-docs.mozilla.org/setup/index.html

README

Firefox is a fast, reliable and private web browser from the non-profit Mozilla organization.

Contributing

To learn how to contribute to Firefox read the Firefox Contributors' Quick Reference document.

We use bugzilla.mozilla.org as our issue tracker, please file bugs there.

Resources

Firefox Source Docs is our primary documentation repository
Nightly development builds can be downloaded from Firefox Nightly page

If you have a question about developing Firefox, and can't find the solution on Firefox Source Docs, you can try asking your question on Matrix at chat.mozilla.org in the Introduction channel.

Similar repos

mozilla/uniffi-rs

a multi-language bindings generator for rust

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shared contributors

mozilla/application-services

Firefox Application Services

672

shared contributors

mozilla-firefox/firefox

The official repository of Mozilla's Firefox web browser.

13,111

shared contributors

rust-diplomat/diplomat

Rust tool for generating FFI definitions allowing many other languages to call Rust code

910

fzyzcjy/flutter_rust_bridge

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In collaboration with the Rust Foundation, Rust Project, and appropriate external stakeholders,…

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16,107

bytecodealliance/wit-bindgen

A language binding generator for WebAssembly interface types

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Contributors

(top 30 of 283)

13,587 commits

12,659 commits

10,120 commits

9,355 commits

Languages

JavaScript

28.3%

C++

28.1%

HTML

22.0%

10.5%

Python

2.9%

Kotlin

2.6%

Rust

1.6%

TypeScript

1.0%