Members
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pdf.js
PDF Reader in JavaScript
JavaScript ★ 53k 8h agoExplain → -
DeepSpeech ▣
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++ ★ 27k 1y agoExplain → -
send ▣
Simple, private file sharing from the makers of Firefox
FreeMarker ★ 13k 5y agoExplain → -
readability
A standalone version of the readability lib
JavaScript ★ 11k 5mo agoExplain → -
TTS
:robot: :speech_balloon: Deep learning for Text to Speech (Discussion forum: https://discourse.mozilla.org/c/tts)
Jupyter Notebook ★ 10k 2y agoExplain → -
BrowserQuest ▣
DEPRECATED - A HTML5/JavaScript multiplayer game experiment
JavaScript ★ 9.4k 2y agoExplain → -
nunjucks
A powerful templating engine with inheritance, asynchronous control, and more (jinja2 inspired)
JavaScript ★ 9.0k 4mo agoExplain → -
geckodriver
WebDriver Classic proxy for automating Firefox through Marionette
★ 7.5k 17d agoExplain → -
sccache
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 various cloud storage options, or alternatively, in local storage.
Rust ★ 7.4k 1d agoExplain → -
mozjpeg
Improved JPEG encoder.
C ★ 5.7k 1y agoExplain → -
Fira ▣
DEPRECATED - Mozilla's new typeface, used in Firefox OS
CSS ★ 5.2k 5y agoExplain → -
uniffi-rs
a multi-language bindings generator for rust
Rust ★ 4.7k 1d agoExplain → -
rhino
Rhino is an open-source implementation of JavaScript written entirely in Java
JavaScript ★ 4.6k 10h agoExplain → -
gecko-dev ▣
SUPERSEDED by https://github.com/mozilla-firefox/firefox. Read-only Git mirror of the Mercurial gecko repositories at https://hg.mozilla.org
JavaScript ★ 3.7k 11mo agoExplain → -
shumway ▣
Shumway is a Flash VM and runtime written in JavaScript
TypeScript ★ 3.7k 7y agoExplain → -
multi-account-containers
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 with multiple identities or accounts simultaneously.
JavaScript ★ 3.1k 3d agoExplain → -
web-ext
A command line tool to help build, run, and test web extensions
JavaScript ★ 3.1k 18h agoExplain → -
webextension-polyfill
A lightweight polyfill library for Promise-based WebExtension APIs in Chrome
JavaScript ★ 3.1k 4mo agoExplain → -
cbindgen
A project for generating C bindings from Rust code
Rust ★ 2.9k 10d agoExplain → -
bleach ▣
Bleach is an allowed-list-based HTML sanitizing library that escapes or strips markup and attributes
Python ★ 2.8k 15d agoExplain → -
node-convict
Featureful configuration management library for Node.js
JavaScript ★ 2.4k 1mo agoExplain → -
neqo
Neqo, the Mozilla Firefox implementation of QUIC in Rust
Rust ★ 2.2k 1d agoExplain → -
MozDef ▣
DEPRECATED - MozDef: Mozilla Enterprise Defense Platform
Python ★ 2.2k 4y agoExplain → -
cipherscan
A very simple way to find out which SSL ciphersuites are supported by a target.
Python ★ 2.0k 1y agoExplain → -
hawk ▣
INACTIVE - HTTP Holder-Of-Key Authentication Scheme
JavaScript ★ 1.9k 2y agoExplain → -
http-observatory ▣
Mozilla HTTP Observatory
Python ★ 1.9k 1y agoExplain → -
persona ▣
Persona is a secure, distributed, and easy to use identification system.
JavaScript ★ 1.8k 7y agoExplain → -
fx-private-relay
Keep your email safe from hackers and trackers. Make an email alias with 1 click, and keep your address to yourself.
Python ★ 1.7k 2d agoExplain → -
mentat ▣
UNMAINTAINED A persistent, relational store inspired by Datomic and DataScript.
Rust ★ 1.7k 7y agoExplain → -
pontoon
Mozilla's Localization Platform
Python ★ 1.6k 1d agoExplain → -
kitsune
Platform for Mozilla Support
Python ★ 1.6k 2d agoExplain → -
thimble.mozilla.org ▣
UPDATE: This project is no longer maintained. Please check out Glitch.com instead.
JavaScript ★ 1.4k 6y agoExplain → -
grcov
Rust tool to collect and aggregate code coverage data for multiple source files
Rust ★ 1.4k 18d agoExplain → -
bedrock
Making mozilla.org awesome, one pebble at a time
HTML ★ 1.3k 1d agoExplain → -
pdfjs-dist ▣
Generic build of PDF.js library.
JavaScript ★ 1.3k 1y agoExplain → -
policy-templates
Policy Templates for Firefox
Batchfile ★ 1.3k 4d agoExplain → -
rust-android-gradle
No description.
Kotlin ★ 1.3k 1y agoExplain → -
server-side-tls ▣
Server Side TLS Tools have moved
HTML ★ 1.1k 9d agoExplain → -
inclusion
Our repository for Diversity, Equity and Inclusion work at Mozilla
★ 1.1k 9mo agoExplain → -
contain-facebook
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 ★ 1.1k 2mo agoExplain → -
cargo-vet
supply-chain security for Rust
Rust ★ 958 2mo agoExplain → -
blurts-server
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 ★ 924 16h agoExplain → -
addons-server
🕶 addons.mozilla.org Django app and API 🎉
Python ★ 898 8h agoExplain → -
DeepSpeech-examples
Examples of how to use or integrate DeepSpeech
Python ★ 856 2y agoExplain → -
node-client-sessions ▣
secure sessions stored in cookies
JavaScript ★ 761 2y agoExplain → -
standards-positions
No description.
HTML ★ 754 4d agoExplain → -
fxa
Monorepo for Mozilla Accounts (formerly Firefox Accounts)
TypeScript ★ 675 17h agoExplain → -
application-services
Firefox Application Services
Rust ★ 667 1d agoExplain → -
tofino ▣
Project Tofino is a browser interaction experiment.
HTML ★ 650 9y agoExplain → -
django-csp
Content Security Policy for Django.
Python ★ 625 7mo agoExplain → -
positron ▣
a experimental, Electron-compatible runtime on top of Gecko
★ 574 8y agoExplain → -
bugbug
Platform for Machine Learning projects on Software Engineering
Python ★ 565 14h agoExplain → -
addons-frontend
Front-end to complement mozilla/addons-server
JavaScript ★ 547 6h agoExplain → -
geckoview
GeckoView is a set of components for embedding Gecko in Android apps
HTML ★ 539 2d agoExplain → -
FirefoxColor
Theming demo for Firefox Quantum and beyond
JavaScript ★ 501 2y agoExplain → -
cubeb
Cross platform audio library
C++ ★ 489 5d agoExplain → -
glean
Modern cross-platform telemetry
Rust ★ 454 1d agoExplain → -
mp4parse-rust
Parser for ISO Base Media Format aka video/mp4 written in Rust.
Rust ★ 446 6d agoExplain → -
rust-code-analysis
Library to analyze and collect metrics on source code
Rust ★ 418 2mo agoExplain → -
OpenDesign ▣
DEPRECATED - Mozilla Open Design aims to bring open source principles to Creative Design. Find us on Matrix: chat.mozilla.org/#/room/#opendesign:mozilla.org
★ 394 6y agoExplain → -
valence ▣
INACTIVE - http://mzl.la/ghe-archive - Firefox Developer Tools protocol adapters (Unmaintained)
JavaScript ★ 373 7y agoExplain → -
reflex
Functional reactive UI library
JavaScript ★ 367 2y agoExplain → -
addons-linter
🔍 Firefox Add-ons linter, written in JavaScript. 👁
JavaScript ★ 358 1d agoExplain → -
rkv
A simple, humane, typed key-value storage solution.
Rust ★ 336 6mo agoExplain → -
bigquery-etl
Bigquery ETL
Python ★ 335 1d agoExplain → -
fxemoji
FxEmojis - a friendly emoji set from Mozilla
Python ★ 332 2y agoExplain → -
translations
The code, training pipeline, and models that power Firefox Translations
C++ ★ 313 4d agoExplain → -
authenticator-rs
Rust library to interact with Security Keys, used by Firefox
Rust ★ 312 12d agoExplain → -
treeherder
A system for managing CI data for Mozilla projects
Python ★ 274 6h agoExplain → -
page-metadata-parser ▣
DEPRECATED - A Javascript library for parsing metadata on a web page.
JavaScript ★ 265 4y agoExplain → -
webxr-polyfill
A polyfill and example code for building augmented reality (AR) and virtual reality (VR) applications using WebXR.
JavaScript ★ 259 3y agoExplain → -
mozilla.github.io ▣
INACTIVE - The Mozilla Project uses GitHub!
HTML ★ 246 5y agoExplain → -
video-bg-play
Break Page Visibility API and Fullscreen API so video plays in background
JavaScript ★ 244 1y agoExplain → -
firefox-devtools-mcp
Model Context Protocol server for Firefox DevTools - enables AI assistants to inspect and control Firefox browser through the Remote Debugging Protocol
TypeScript ★ 234 1d agoExplain → -
telemetry-airflow
Airflow configuration for Telemetry
Python ★ 204 5d agoExplain → -
releases-comm-central
EXPERIMENTAL - copy of comm-central for forking on github
JavaScript ★ 196 9d agoExplain → -
nss
Network Security Services (NSS)
C ★ 184 4d agoExplain → -
thin-vec
A Vec That Has a Smaller size_of
Rust ★ 169 19d agoExplain → -
dump_syms
Rewrite of breakpad dump_syms tools in Rust
Rust ★ 166 3mo agoExplain → -
crlite
Compact certificate revocation lists for the WebPKI
Go ★ 153 1mo agoExplain → -
experimenter
A web application for managing user experiments for Mozilla Firefox.
Python ★ 144 8h agoExplain → -
GSOC2020
Mozilla and GSOC 2020
★ 139 3y agoExplain → -
firefox-browser-architecture ▣
INACTIVE - http://mzl.la/ghe-archive - Proposals for future Firefox browser architecture
CSS ★ 134 7y agoExplain → -
addons
☂ Umbrella repository for Mozilla Addons ✨
Shell ★ 130 3d agoExplain → -
extension-workshop
Firefox Extension Workshop
SCSS ★ 118 10h agoExplain → -
restmail.net
a REST only mail server for ephemeral email addresses
JavaScript ★ 113 5mo agoExplain → -
infosec.mozilla.org
Guidelines, principles published on https://infosec.mozilla.org
JavaScript ★ 103 9d agoExplain → -
telemetry-dashboard
Web index for Mozilla data tools and docs
JavaScript ★ 95 10d agoExplain → -
gcp-ingestion
Documentation and implementation of telemetry ingestion on Google Cloud Platform
Java ★ 89 1d agoExplain → -
id-specs ▣
INACTIVE - http://mzl.la/ghe-archive - Specifications for Mozilla's Identity Effort
★ 88 7y agoExplain → -
mozdownload
Easy to use download tool and API for different types of Firefox and Thunderbird builds
Python ★ 82 11d agoExplain → -
bergamot-translator ⑂ ▣
INACTIVE - Bergamot translator
C++ ★ 80 2y agoExplain → -
mozmill ▣
DEPRECATED project - Check the Marionette framework instead
JavaScript ★ 80 10y agoExplain → -
cubeb-rs
No description.
Rust ★ 76 9d agoExplain → -
code-review
Automated static analysis & linting bot for Mozilla repositories
Python ★ 66 4d agoExplain → -
bugbot
A Mozilla release management tool to send reminders to Firefox developers and improve Bugzilla metadata
Python ★ 64 19h agoExplain → -
pilo
A powerful AI-powered web automation tool that helps you get answers and take actions in the browser.
TypeScript ★ 58 2d agoExplain → -
addon-wr ▣
Looking Glass is a collaboration between Mozilla and the makers of Mr. Robot to provide a shared world experience.
JavaScript ★ 55 7y agoExplain → -
perfcompare
Improved Performance Comparison Tool
TypeScript ★ 54 2d agoExplain → -
snakepit
Machine learning job scheduler
JavaScript ★ 52 3y agoExplain → -
nestegg
WebM demuxer
C ★ 51 9d agoExplain → -
audio_thread_priority
Depending on the platform, bump a thread priority so that it's suitable for real-time audio
Rust ★ 48 1mo agoExplain → -
supply-chain
Aggregated audits for Rust crates by Mozilla
★ 41 3d agoExplain → -
iris_firefox ▣
DEPRECATED - Test Suite for Firefox using Mozilla Iris
HTML ★ 39 6y agoExplain → -
releases_insights
Parse various sources (hg log, apis, crashes…) to get some insights on past releases such as uplifts per beta, top crash signatures per nightly…
PHP ★ 38 3d agoExplain → -
ecosystem-platform
Documentation Hub for Firefox Accounts, Sync Client Integrations and More
ASL ★ 34 1d agoExplain → -
memchaser ▣
Firefox extension to chase the memory usage and garbage collector activity
JavaScript ★ 31 10y agoExplain → -
mozbase-deprecated ▣
Base utilties for mozilla test harnesses
★ 31 8y agoExplain → -
cubeb-coreaudio-rs
The audio backend of Firefox on Mac OS X.
Rust ★ 31 12d agoExplain → -
version-control-tools
Mirror of https://hg.mozilla.org/hgcustom/version-control-tools
Python ★ 30 1d agoExplain → -
mtu ▣
Rust crate for obtaining the local network interface name and MTU towards a given IP address
★ 30 9mo agoExplain → -
fxa-content-server-l10n
translated strings for Firefox accounts website
Fluent ★ 29 8h agoExplain → -
release-notes
Release notes and system requirements for our various Firefoxen
Python ★ 27 2d agoExplain → -
glam
Mozilla's primary interactive dashboard for examining the distribution of telemetry values.
Svelte ★ 27 3d agoExplain → -
jetstream
This machine kills superstition. 💨
Python ★ 26 13h agoExplain → -
tls-table
Generates mappings between IANA TLS hex values and their corresponding cipher names in GnuTLS, NSS, and OpenSSL
Python ★ 25 2mo agoExplain → -
explainers
Explainers from Mozilla contributors
★ 25 3d agoExplain → -
probe-scraper
Scrape and publish Telemetry probe data from Firefox
Python ★ 25 1d agoExplain → -
lookml-generator
LookML Generator for Glean and Mozilla Data
Python ★ 24 8d agoExplain → -
foundation-security-advisories
Canonical source for Mozilla Foundation Security Advisories. http://www.mozilla.org/security/announce/
Python ★ 23 2d agoExplain → -
cubeb-pulse-rs
No description.
Rust ★ 22 5d agoExplain → -
docker-etl
Collection of dockerized ETL jobs managed by data engineering.
Python ★ 22 1d agoExplain → -
remote-settings
Delivering data to Firefox
Python ★ 21 13h agoExplain → -
persona-ios ▣
using Persona from an iOS app
Objective-C ★ 21 13y agoExplain → -
metric-hub
Central hub for metric definitions that are considered the source of truth
Python ★ 20 1d agoExplain → -
OneCRL-Tools
Some tools for supporting OneCRL
Go ★ 19 4d agoExplain → -
looker-hub
Hub for Mozilla Looker models
LookML ★ 18 1d agoExplain → -
enterprise-firefox
No description.
JavaScript ★ 18 1d agoExplain → -
community-data
The canonical source of Mozilla community data including contributors and forums.
Perl ★ 18 5d agoExplain → -
www.ccadb.org
Website about the Mozilla-run Common CA Database
HTML ★ 18 9d agoExplain → -
devroadshow2017 ▣
INACTIVE - http://mzl.la/ghe-archive - Mozilla's Developer Roadshow 2017
HTML ★ 16 7y agoExplain → -
node-fx-runner
Node API to control Firefox
JavaScript ★ 15 10d agoExplain → -
jira-bugzilla-integration
Jira Bugzilla Integration (JBI) - system to sync bugs and issues
Python ★ 14 2d agoExplain → -
glean_parser
Tools for parsing the metadata for Mozilla's glean telemetry SDK
Python ★ 14 9d agoExplain → -
terraform-modules
Cross-SRE Terraform modules
HCL ★ 14 10d agoExplain → -
fx-desktop-qa-automation
Automations of Fx Desktop release smoke tests
HTML ★ 13 1d agoExplain → -
classify-client
An optimized version of the classify client endpoint in Normandy
Rust ★ 13 3d agoExplain → -
mozilla-schema-generator
A library for creating full representations of Mozilla telemetry pings.
Python ★ 13 3d agoExplain → -
protocol-assets
Design assets for Protocol, Mozilla’s design system.
★ 13 12d agoExplain → -
libmozdata
Library to access and aggregate several Mozilla data sources.
Python ★ 12 1d agoExplain → -
looker-spoke-default
Default repository for Looker spoke projects
LookML ★ 12 1d agoExplain → -
moz-l10n
Python and JavaScript tools for working with Mozilla localization files
Python ★ 11 3d agoExplain → -
audioipc
Cubeb Audio Remoting For Gecko
Rust ★ 11 3d agoExplain → -
telemetry-airflow-dags
DAGs collection for telemetry-airflow
★ 10 1d agoExplain → -
Fx_Usage_Report ▣
Deprecated - please see https://github.com/mozilla/firefox-public-data-report-etl for the current ETL powering Firefox Public Data Report
Python ★ 10 6y agoExplain → -
glean-swift
No description.
Shell ★ 9 1d agoExplain → -
addons-scanner-utils
🛠 Various addons related helpers to build scanners.
TypeScript ★ 9 1d agoExplain → -
clubcard-crlite
No description.
Rust ★ 9 3d agoExplain → -
enterprise-admin-reference
Admin reference for Firefox as an enterprise browser, including policy documentation and guides.
MDX ★ 9 1d agoExplain → -
experimenter-docs
Documentation hub for Experimenter/Nimbus
JavaScript ★ 9 10d agoExplain → -
mozilla-datahub-ingestion
This repository contains code for sending metadata from Mozilla-specific platforms to a DataHub instance.
Python ★ 8 1d agoExplain → -
addons-release-tests
A collection of automated tests created with the scope of reducing manual testing for the AMO weekly release.
HTML ★ 8 1d agoExplain → -
happy-eyeballs
State machine implementation of Happy Eyeballs v3 in Rust
Rust ★ 8 2d agoExplain → -
eslint-plugin-amo
⛑ ESLint plugin for AMO.
JavaScript ★ 8 4d agoExplain → -
performance-data
Respository to hold various performance data that is hosted on the performance dashboard.
★ 7 2h agoExplain → -
eslint-config-amo
Shared eslint config for all amo related js projects
JavaScript ★ 7 3d agoExplain → -
addons-blog
Blog content builder for AMO
JavaScript ★ 7 10h agoExplain → -
bugdash
Dashboard of bug lists for Firefox-related components in Bugzilla, with a focus on triage and release tracking.
JavaScript ★ 7 9d agoExplain → -
performance
Web-frontend for Firefox performance data.
JavaScript ★ 6 1d agoExplain → -
firefox-aidev-plugins
A marketplace for distributing AI agent plugins to Firefox developers
Python ★ 6 1d agoExplain → -
fxa-strapi
No description.
JavaScript ★ 6 2d agoExplain → -
release-notes-media
Images for inclusion within product release notes on www.mozilla.org
★ 6 9d agoExplain → -
blender
No description.
Python ★ 6 2d agoExplain → -
gpuweb-cts ⑂
WebGPU Conformance Test Suite
TypeScript ★ 5 1d agoExplain → -
smart_search
improving search experience
Jupyter Notebook ★ 5 5d agoExplain → -
snakepit-client
Client for the snakepit machine learning job scheduler
JavaScript ★ 5 3y agoExplain → -
stmo-cli
Turn Claude Code into a data analyst on sql.telemetry.mozilla.org
Rust ★ 5 8d agoExplain → -
remote-settings-data
Git export of Remote Settings data
FreeMarker ★ 4 2h agoExplain → -
fxa-cms-l10n
No description.
Fluent ★ 4 10h agoExplain → -
aretestsfastyet
Dashboard showing how long Firefox test jobs take to complete.
HTML ★ 4 1d agoExplain → -
refractr
yaml -> nginx for redirects and rewrites
Python ★ 4 2d agoExplain → -
media-triage
Media Triage Dashboard
C++ ★ 3 22h agoExplain → -
fxsharing
Curated content sharing in firefox
JavaScript ★ 3 2d agoExplain → -
Relman
No description.
Python ★ 3 3d agoExplain → -
mozillavpn-product-details
Hosting product details json files for mozilla vpn repo
Python ★ 3 3d agoExplain → -
url-classifier-exceptions-ui
No description.
TypeScript ★ 3 3d agoExplain → -
nss-rs
nss-rs provides a safe and idiomatic Rust interface to NSS
Rust ★ 3 2d agoExplain → -
mozaic-forecasting
No description.
Python ★ 3 4d agoExplain → -
remote-settings-data-dev
Git export of Remote Settings DEV data
FreeMarker ★ 2 3h agoExplain → -
remote-settings-data-stage
Git export of Remote Settings STAGE data
FreeMarker ★ 2 28m agoExplain → -
crash-clouseau
Tool to help to find patches which are potentially responsible of a crash
Python ★ 2 17h agoExplain → -
rag-skills
Orchestrates the RAG to answer business questions using BigQuery data: Retrieve relevant data → Augment the analysis with this data → Generate grounded answer.
Python ★ 2 1d agoExplain → -
yara-x
This is a Mozilla fork of yara-x for our own custom needs.
Rust ★ 2 2d agoExplain → -
wagtail-localize-smartling
Integration between wagtail-localize and Smartling's API
Python ★ 2 4d agoExplain → -
helm-charts
Reusable Helm templates for Kubernetes
Go Template ★ 2 8d agoExplain → -
perf-dashboards
Repository for performance-related static dashboards.
HTML ★ 1 2d agoExplain → -
actions
GitHub actions shared by various Mozilla projects
Rust ★ 1 2d agoExplain → -
aidev-plugins
No description.
★ 1 3mo agoExplain → -
mzkv
Mozilla's zero-effort key value store for modernizing Firefox's storage stack.
Rust ★ 1 10d agoExplain → -
firefox-dev ⑂
The official development repository of Mozilla's Firefox web browser.
★ 1 1d agoExplain → -
glean-devhubdb
No description.
★ 0 1d agoExplain → -
enterprise-thunderbird ⑂
This repository is for testing migration of hg->git. It is not (yet) an official repository for Thunderbird.
JavaScript ★ 0 2d agoExplain → -
taylorsilva
personal sandbox
HTML ★ 0 4d agoExplain → -
WebRTC-Interop2026
Experimental project tracking agent development
★ 0 4d agoExplain → -
ssdlc-actions
Repo which contains the Github actions used in the Secure Software Development Lifecycle (SSDLC) workstreams
★ 0 8d agoExplain → -
openresty-oidc
Builds Mozilla's patched openresty-oidc container image. A thin wrapper around the upstream OpenResty Alpine image with lua-resty-openidc preinstalled, intended as a drop-in base for services terminating OpenID Connect at an OpenResty/NGINX reverse proxy.
Makefile ★ 0 9d agoExplain → -
nss-infra-testing
No description.
C ★ 0 4d agoExplain → -
mls-webapi-explainer
No description.
★ 0 11d agoExplain → -
mls-platform-api
No description.
Rust ★ 0 12d agoExplain → -
single-link-sharing-hackathon-notes
During Growth Work Week 2026, we created a rough demo for annotated single-link sharing, and this is a summary of what we made.
★ 0 12d agoExplain →
No repos match these filters.