Firefox

Firefox is a free and open source web browser developed by Mozilla Foundation. First released in 2002 under the name Phoenix. It's available for most operating systems including Windows, macOS, Linux and most phones and tablets.

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puppeteer /puppeteer

Star90k

JavaScript API for Chrome and Firefox

testing firefox chrome automation web chromium developer-tools node-module headless-chrome

UpdatedMar 17, 2025
TypeScript

microsoft /playwright

Star70.4k

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

electron javascript testing firefox chrome automation web test chromium test-automation testing-tools webkit end-to-end-testing e2e-testing playwright

UpdatedMar 18, 2025
TypeScript

FiloSottile /mkcert

Sponsor

Star52.7k

A simple zero-config tool to make locally trusted development certificates with any names you'd like.

windows macos linux tls firefox ios chrome https certificates localhost local-development root-ca

UpdatedAug 13, 2024
Go

gorhill /uBlock

Star51.7k

uBlock Origin - An efficient blocker for Chromium and Firefox. Fast and lean.

javascript firefox chromium ublock-origin browser-extension blocker ublock

UpdatedMar 17, 2025
JavaScript

zen-browser /desktop

Star27.2k

A calmer internet, without any gimmicks.

firefox firefox-browser firefox-based zen-browser

UpdatedMar 17, 2025
JavaScript

ArchiveBox /ArchiveBox

Sponsor

Star23.4k

🗃 Open source self-hosted web archiving. Takes URLs/browser history/bookmarks/Pocket/Pinboard/etc., saves HTML, JS, PDFs, media, and more...

python rss backups firefox pinboard youtube-dl chromium self-hosted wget pocket browser-bookmarks warc web-archiving wayback-machine digipres singlefile headless-browser bookmark-archiver internet-archiving archivebox

UpdatedFeb 13, 2025
Python

ovity /octotree

Star23k

GitHub on steroids

github firefox chrome opera safari edge code-review browser-extension code-files pull-request-review

UpdatedJun 6, 2024
JavaScript

gildas-lormeau /SingleFile

Star17.1k

Web Extension for saving a faithful copy of a complete web page in a single HTML file

javascript chrome-extension cli firefox screenshot chrome osint browser firefox-addon annotations snapshot selenium archive archiver self-extracting-zip web-clipper puppeteer auto-save offline-reading self-extracting

UpdatedMar 13, 2025
JavaScript

Anarios /return-youtube-dislike

Star13k

Chrome extension to return youtube dislikes

chrome-extension firefox youtube firefox-addon firefox-extension dislike dislikes dislikes-count dislike-button

UpdatedJan 12, 2025
TypeScript

microsoft /playwright-python

Star12.6k

Python version of the Playwright testing and automation library.

firefox chromium webkit playwright

UpdatedMar 17, 2025
Python

mozilla-mobile /firefox-ios

Star12.4k

Firefox for iOS

swift firefox browser mozilla ios-app

UpdatedMar 18, 2025
Swift

MetaMask /metamask-extension

Star12.4k

🌐 🔌 The MetaMask browser extension enables browsing Ethereum blockchain enabled websites

firefox chrome extension opera ethereum dapp edge brave dapp-developers

UpdatedMar 18, 2025
TypeScript

crimx /ext-saladict

Star12.4k

🥗 All-in-one professional pop-up dictionary and page translator which supports multiple search modes, page translations, new word notebook and PDF selection searching.

react chrome-extension firefox chrome typescript rxjs extension dictionaries firefox-addon webextension firefox-extension saladict