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    853 repositories

    • releases-comm-central

      Public
      EXPERIMENTAL - copy of comm-central for forking on github
      JavaScript
      •104•191•52•24•Updated Jan 7, 2026Jan 7, 2026

    • performance

      Public
      Web-frontend for Firefox performance data.
      JavaScript
      •
      Mozilla Public License 2.0
      •7•5•1•0•Updated Jan 6, 2026Jan 6, 2026

    • pdf.js

      Public
      PDF Reader in JavaScript
      JavaScript
      •
      Apache License 2.0
      •11k•53k•442•60•Updated Jan 6, 2026Jan 6, 2026

    • experimenter-docs

      Public
      Documentation hub for Experimenter/Nimbus
      documentation-hubnimbusexperimenter
      JavaScript
      •44•8•43•12•Updated Jan 6, 2026Jan 6, 2026

    • fxa-strapi

      Public
      JavaScript
      •1•5•0•5•Updated Jan 6, 2026Jan 6, 2026

    • web-ext

      Public
      A command line tool to help build, run, and test web extensions
      javascriptwebextensionwebextensionsbrowser-extensionadd-ons
      JavaScript
      •
      Mozilla Public License 2.0
      •374•3k•194•18•Updated Jan 6, 2026Jan 6, 2026

    • addons-frontend

      Public
      Front-end to complement mozilla/addons-server
      reactreduxmozillaaddonsamo
      JavaScript
      •
      Mozilla Public License 2.0
      •402•539•0•13•Updated Jan 6, 2026Jan 6, 2026

    • addons-linter

      Public
      🔍 Firefox Add-ons linter, written in JavaScript. 👁
      cliweb-extensions
      JavaScript
      •
      Mozilla Public License 2.0
      •153•348•56•5•Updated Jan 7, 2026Jan 7, 2026

    • pontoon-error-pages

      Public
      Custom Error Pages for Pontoon
      herokupontoon
      JavaScript
      •
      MIT License
      •2•3•0•0•Updated Jan 5, 2026Jan 5, 2026

    • privacy-triage

      Public
      Tool used for Privacy Team triage rotation
      JavaScript
      •1•1•0•0•Updated Jan 5, 2026Jan 5, 2026

    • eslint-config-amo

      Public
      Shared eslint config for all amo related js projects
      JavaScript
      •
      Mozilla Public License 2.0
      •3•5•3•0•Updated Jan 5, 2026Jan 5, 2026

    • enterprise-firefox

      Public
      JavaScript
      •
      Other
      •9•6•0•16•Updated Jan 6, 2026Jan 6, 2026

    • webextension-polyfill

      Public
      A lightweight polyfill library for Promise-based WebExtension APIs in Chrome
      JavaScript
      •
      Mozilla Public License 2.0
      •229•3k•23•27•Updated Jan 7, 2026Jan 7, 2026

    • rhino

      Public
      Rhino is an open-source implementation of JavaScript written entirely in Java
      JavaScript
      •
      Other
      •904•4.5k•232•73•Updated Jan 2, 2026Jan 2, 2026

    • eslint-plugin-amo

      Public
      ⛑ ESLint plugin for AMO.
      JavaScript
      •
      Mozilla Public License 2.0
      •3•7•1•1•Updated Dec 15, 2025Dec 15, 2025

    • multi-account-containers

      Public
      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.
      firefoxwebextension
      JavaScript
      •
      Mozilla Public License 2.0
      •400•3k•574•24•Updated Dec 12, 2025Dec 12, 2025

    • addons-blog

      Public
      Blog content builder for AMO
      JavaScript
      •
      Mozilla Public License 2.0
      •2•6•12•4•Updated Jan 6, 2026Jan 6, 2026

    • nunjucks

      Public
      A powerful templating engine with inheritance, asynchronous control, and more (jinja2 inspired)
      JavaScript
      •
      BSD 2-Clause "Simplified" License
      •650•8.9k•283•64•Updated Dec 1, 2025Dec 1, 2025

    • ensemble-transposer

      Public
      A Node task which reformats and adds metadata to raw data 🎼 🖊️
      JavaScript
      •
      Mozilla Public License 2.0
      •7•12•12•18•Updated Nov 24, 2025Nov 24, 2025

    • delivery-dashboard

      Public
      Product Delivery's Web Client to Microservices
      product-delivery
      JavaScript
      •
      Mozilla Public License 2.0
      •18•20•7•11•Updated Dec 31, 2025Dec 31, 2025

    • fathom

      Public archive
      DEPRECATED - A framework for extracting meaning from web pages
      abandonedunmaintained
      JavaScript
      •
      Mozilla Public License 2.0
      •72•2k•0•0•Updated Nov 18, 2025Nov 18, 2025

    • addons-moz-compare

      Public
      JavaScript
      •
      Mozilla Public License 2.0
      •0•5•2•0•Updated Nov 18, 2025Nov 18, 2025

    • layout-triage

      Public
      Script for auto-generating Firefox Layout team bug triage duty cycles
      JavaScript
      •
      Mozilla Public License 2.0
      •3•3•0•0•Updated Jan 1, 2026Jan 1, 2026

    • readability

      Public
      A standalone version of the readability lib
      JavaScript
      •
      Other
      •697•11k•285•12•Updated Nov 18, 2025Nov 18, 2025

    • ssl-config-generator

      Public
      Mozilla SSL Configuration Generator
      JavaScript
      •
      Mozilla Public License 2.0
      •67•424•23•7•Updated Nov 15, 2025Nov 15, 2025

    • node-fx-runner

      Public
      Node API to control Firefox
      JavaScript
      •
      Mozilla Public License 2.0
      •19•13•7•10•Updated Dec 29, 2025Dec 29, 2025

    • eslint-safe-html-insertion

      Public
      eslint rule to prefer the safe setHTML() method over everything else
      JavaScript
      •
      Mozilla Public License 2.0
      •1•0•0•0•Updated Nov 14, 2025Nov 14, 2025

    • temp-aryx-enterprise-firefox

      Public
      needed to test pulse messages for merges
      JavaScript
      •
      Other
      •9•0•0•0•Updated Nov 12, 2025Nov 12, 2025

    • bugherder

      Public
      A webapp for updating bugs referenced by commits to Gecko repositories
      JavaScript
      •
      MIT License
      •9•2•0•10•Updated Oct 29, 2025Oct 29, 2025

    • stab-crashes

      Public
      Stability Dashboard
      JavaScript
      •
      Other
      •13•12•13•4•Updated Jan 7, 2026Jan 7, 2026