mozilla
Mozilla Joined Sept 2009 View on GitHub
- Stars
- 306,950
- across 2,291 public repos
- Rank
- #38
- of 94,827 organizations, top 0.04%
Repositories with 50+ stars
| Rank | Repository | Language | Stars |
|---|---|---|---|
| 469 | PDF Reader in JavaScript | JavaScript | 54,117 |
| 1,549 | DeepSpeech is an open source embedded (offline, on-device) speech-to-text engine which can run in real time on devices ranging from a Raspberry Pi 4 to high power GPU servers. | C++ | 26,774 |
| 4,057 | Simple, private file sharing from the makers of Firefox | FreeMarker | 13,237 |
| 4,804 | A standalone version of the readability lib | JavaScript | 11,534 |
| 5,624 | Deep learning for Text to Speech (Discussion forum: https://discourse.mozilla.org/c/tts) | Jupyter Notebook | 10,187 |
| 6,227 | DEPRECATED - A HTML5/JavaScript multiplayer game experiment | JavaScript | 9,367 |
| 6,530 | A powerful templating engine with inheritance, asynchronous control, and more (jinja2 inspired) | JavaScript | 9,004 |
| 7,614 | Sccache is a ccache-like tool. It is used as a compiler wrapper and avoids compilation when possible. Sccache has the capability to utilize caching in remote storage environments, including... | Rust | 7,890 |
| 8,147 | WebDriver Classic proxy for automating Firefox through Marionette | 7,476 | |
| 11,072 | Improved JPEG encoder. | C | 5,746 |
| 12,570 | DEPRECATED - Mozilla's new typeface, used in Firefox OS | CSS | 5,130 |
| 12,612 | a multi-language bindings generator for rust | Rust | 5,114 |
| 14,045 | Rhino is an open-source implementation of JavaScript written entirely in Java | JavaScript | 4,642 |
| 17,912 | Consume and generate source maps. | JavaScript | 3,723 |
| 18,108 | SUPERSEDED by https://github.com/mozilla-firefox/firefox. Read-only Git mirror of the Mercurial gecko repositories at https://hg.mozilla.org | JavaScript | 3,687 |
| 18,227 | Shumway is a Flash VM and runtime written in JavaScript | TypeScript | 3,663 |
| 21,231 | Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs that preserve your privacy. Cookies are separated by container, allowing you to use the web... | JavaScript | 3,168 |
| 21,340 | A command line tool to help build, run, and test web extensions | JavaScript | 3,153 |
| 22,017 | A lightweight polyfill library for Promise-based WebExtension APIs in Chrome | JavaScript | 3,066 |
| 22,810 | A project for generating C bindings from Rust code | Rust | 2,965 |
| 24,562 | Bleach is an allowed-list-based HTML sanitizing library that escapes or strips markup and attributes | Python | 2,763 |
| 28,606 | Featureful configuration management library for Node.js | JavaScript | 2,375 |
| 30,168 | Neqo, the Mozilla Firefox implementation of QUIC in Rust | Rust | 2,252 |
| 31,554 | DEPRECATED - MozDef: Mozilla Enterprise Defense Platform | Python | 2,156 |
| 31,993 | The HTML5 Media Framework. (Unmaintained. See https://github.com/menismu/popcorn-js for activity) | JavaScript | 2,127 |
| 34,173 | A very simple way to find out which SSL ciphersuites are supported by a target. | Python | 1,992 |
| 34,849 | DEPRECATED - A framework for extracting meaning from web pages | JavaScript | 1,956 |
| 35,259 | INACTIVE - HTTP Holder-Of-Key Authentication Scheme. Archived as of April 5th, 2024 | JavaScript | 1,933 |
| 36,944 | Mozilla HTTP Observatory | Python | 1,848 |
| 37,154 | Persona is a secure, distributed, and easy to use identification system. | JavaScript | 1,839 |
| 37,515 | Keep your email safe from hackers and trackers. Make an email alias with 1 click, and keep your address to yourself. | Python | 1,821 |
| 40,731 | Platform for Mozilla Support | Python | 1,681 |
| 40,778 | Mozilla's Localization Platform | Python | 1,679 |
| 41,214 | UNMAINTAINED A persistent, relational store inspired by Datomic and DataScript. | Rust | 1,661 |
| 42,110 | Beautiful concurrency for JavaScript | JavaScript | 1,626 |
| 48,122 | UPDATE: This project is no longer maintained. Please check out Glitch.com instead. | JavaScript | 1,424 |
| 49,873 | Rust tool to collect and aggregate code coverage data for multiple source files | Rust | 1,371 |
| 50,920 | Making mozilla.org awesome, one pebble at a time | HTML | 1,342 |
| 51,608 | Policy Templates for Firefox | Python | 1,323 |
| 52,172 | Generic build of PDF.js library. | JavaScript | 1,308 |
| 53,029 | Kotlin | 1,285 | |
| 56,384 | Distributed & real time digital forensics at the speed of the cloud | Go | 1,201 |
| 58,016 | Our repository for Diversity, Equity and Inclusion work at Mozilla | 1,164 | |
| 59,748 | Server Side TLS Tools have moved | HTML | 1,127 |
| 62,332 | Facebook Container isolates your Facebook activity from the rest of your web activity in order to prevent Facebook from tracking you outside of the Facebook website via third party cookies. | JavaScript | 1,073 |
| 65,742 | supply-chain security for Rust | Rust | 1,010 |
| 69,442 | Mozilla Monitor arms you with tools to keep your personal information safe. Find out what hackers already know about you and learn how to stay a step ahead of them. | Fluent | 950 |
| 71,730 | INACTIVE - http://mzl.la/ghe-archive - The Narcissus meta-circular JavaScript interpreter | JavaScript | 917 |
| 72,667 | 🕶 addons.mozilla.org Django app and API 🎉 | Python | 905 |
| 76,034 | Mozilla Open Badges Backpack | JavaScript | 862 |
| 76,575 | Examples of how to use or integrate DeepSpeech | Python | 855 |
| 80,235 | DEPRECATED - Powerful search for large codebases | Python | 814 |
| 81,013 | INACTIVE - http://mzl.la/ghe-archive - A featherweight PaaS on top of Amazon EC2 for deploying node apps | JavaScript | 806 |
| 82,941 | DEPRECATED - A prototype SSH configuration and policy scanner (Blog: https://mozilla.github.io/ssh_scan/) | Ruby | 786 |
| 85,151 | HTML | 764 | |
| 85,689 | secure sessions stored in cookies | JavaScript | 759 |
| 85,804 | DEPRECATED - Build desktop applications with web technologies. | JavaScript | 758 |
| 91,629 | PROJECT DEPRECATED (WAS: "Mozilla's Web application base template. Half Django, half awesomeness, half not good at math.") | Python | 706 |
| 92,939 | Monorepo for Mozilla Accounts (formerly Firefox Accounts) | TypeScript | 695 |
| 95,118 | Firefox Application Services | Rust | 677 |
| 98,992 | Project Tofino is a browser interaction experiment. | HTML | 648 |
| 100,495 | DEPRECATED - The Add-on SDK repository. | 638 | |
| 102,410 | Content Security Policy for Django. | Python | 625 |
| 103,454 | DEPRECATED - Android Stumbler for Mozilla | Java | 618 |
| 108,765 | Orignal unmaintained version of the Lightbeam extension. See lightbeam-we for the new one which works in modern versions of Firefox. | JavaScript | 585 |
| 108,935 | Mozilla Ichnaea | Python | 584 |
| 109,973 | Platform for Machine Learning projects on Software Engineering | Python | 578 |
| 110,156 | Mozilla overlay for Nixpkgs. | Nix | 577 |
| 110,690 | a experimental, Electron-compatible runtime on top of Gecko | 574 | |
| 111,602 | DEPRECATED - Let's make a SQL parser so we can provide a familiar interface to non-sql datastores! | Python | 569 |
| 111,956 | Firefox Translations is a webextension that enables client side translations for web browsers. | JavaScript | 567 |
| 112,144 | Node.js on top of SpiderMonkey | JavaScript | 566 |
| 113,222 | A django OpenID Connect library | Python | 560 |
| 113,786 | Model Context Protocol server for Firefox DevTools - enables AI assistants to inspect and control Firefox browser through WebDriver BiDi | TypeScript | 557 |
| 114,170 | GeckoView is a set of components for embedding Gecko in Android apps | HTML | 555 |
| 115,645 | Front-end to complement mozilla/addons-server | JavaScript | 547 |
| 116,620 | An observatory for TLS configurations, X509 certificates, and more. | Go | 542 |
| 122,604 | A JavaScript implementation of the WebVTT specification | JavaScript | 513 |
| 123,015 | Theming demo for Firefox Quantum and beyond | JavaScript | 511 |
| 125,452 | DEPRECATED - A notepad for Firefox | HTML | 500 |
| 125,628 | Cross platform audio library | C++ | 499 |
| 126,672 | INACTIVE - http://mzl.la/ghe-archive - DEPRECATED: See https://neutrino.js.org for alternative | JavaScript | 494 |
| 129,719 | Mozilla Skywriter | JavaScript | 481 |
| 131,670 | Backend for the Firefox Marketplace | Python | 473 |
| 132,665 | CPU-optimized Neural Machine Translation models for Firefox Translations | Ruby | 469 |
| 133,701 | Modern cross-platform telemetry | Rust | 465 |
| 133,701 | Library to analyze and collect metrics on source code | Rust | 465 |
| 134,693 | Mozilla's Zilla Slab Type Family | Shell | 461 |
| 138,156 | Parser for ISO Base Media Format aka video/mp4 written in Rust. | Rust | 448 |
| 140,034 | Extension containing an experimental libdweb APIs | JavaScript | 441 |
| 141,175 | Archived Mozilla SSL Configuration Generator . The code now lives at https://github.com/tlsref/configurator | 437 | |
| 144,098 | Agnostic Github client API -- An EDSL for connecting to REST servers | Python | 427 |
| 144,412 | INACTIVE - http://mzl.la/ghe-archive - INACTIVE - http://mzl.la/ghe-archive - Normalizes mouse/touch events into 'pointer' events. | JavaScript | 426 |
| 150,089 | Twemoji font in COLR/CPAL layered format | JavaScript | 408 |
| 151,407 | DEPRECATED - Mozilla Open Design aims to bring open source principles to Creative Design. Find us on Matrix: chat.mozilla.org/#/room/#opendesign:mozilla.org | 404 | |
| 153,748 | DEPRECATED - Migrated to https://github.com/mozilla/fxa | JavaScript | 397 |
| 154,755 | CLI to a Gecko desktop app runtime | JavaScript | 394 |
| 156,144 | Firefox OS Simulator is a test environment for Firefox OS. Use it to test your apps in a Firefox OS-like environment that looks and feels like a mobile phone. | JavaScript | 390 |
| 159,351 | Deprecated - MIG Memory Forensic library | Go | 381 |
| 162,034 | The code, training pipeline, and models that power Firefox Translations | C++ | 374 |
Among 94,827 organizations
250k–400k stars: 27 organizations, including mozilla
Stars along the bottom, and organizations in each band on a log scale
Where the stars are
Languages
- JavaScript 143.1k stars, 47% · 116 repos
- C++ 28k stars, 9% · 5 repos
- Python 28k stars, 9% · 65 repos
- Rust 26k stars, 8% · 22 repos
- FreeMarker 13.5k stars, 4% · 2 repos
- Jupyter Notebook 10.3k stars, 3% · 2 repos
- C 6.5k stars, 2% · 6 repos
- HTML 5.9k stars, 2% · 12 repos
and 16 more languages
When they were made
100 repos with 50+ stars, made between 2009 and 2025
Quick stats
- Next rank
- +227 stars to reach #37
- Next milestone
- +435,796 stars to reach the top 0.01%
- Public repos
- 2,291, 296 with 50+ stars
- Popular repos
- 46 over 1k stars, 5 over 10k stars
- Top repo
- pdf.js, #469 of all repos, 18% of stars
- Smaller repos
- 11,823 stars from repos under 50