Violentmonkey provides userscripts support for browsers. It works on browsers with WebExtensions support.
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Jun 30, 2025 - JavaScript
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webextensions
Universal standard for creating browser extensions.
Working through a W3C charter group, Mozilla has partnered with Microsoft and Opera to define a browser extension API that works across multiple browsers.
There is currently a preliminary specification that matches what Google has implemented in Chrome so that extensions written to the specification could potentially work on Chrome, Edge, Opera and Firefox.
Here are 335 public repositories matching this topic...
ClearURLs is an add-on based on the new WebExtensions technology and will automatically remove tracking elements from URLs to help protect your privacy.
firefox security chrome privacy addon webextensions addons-mozilla-org tracking-protection anti-tracking
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Jun 20, 2025 - JavaScript
🧩 The cross-browser extension framework.
cli template firefox boilerplate chrome extension browser generator kit extensions safari chromium webextension webextensions edge runner starter-kit browser-extension browser-extensions
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Jun 15, 2025 - TypeScript
Example Firefox add-ons created using the WebExtensions API
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May 13, 2025 - JavaScript
Tree Style Tab, Show tabs like a tree.
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Jun 25, 2025 - JavaScript
⚡️ A template for building cross browser extensions for Chrome, Opera & Firefox.
gulp chrome-extension es6 firefox-addon extensions boilerplate-template webextensions opera-extension
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May 2, 2024 - JavaScript
A command line tool to help build, run, and test web extensions
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Jun 27, 2025 - JavaScript
Firefox/Chrome browser extension. SmartProxy will automatically enable/disable proxy for the sites you visit, based on customizable patterns.
chrome-extension firefox chrome firefox-addon proxy webextension webextensions firefox-extension browser-extension proxy-list edge-extension proxy-switcher
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Jun 27, 2025 - TypeScript
An awesome browser extension that reads aloud webpage content with one click
chrome-extension text-to-speech firefox-addon accessibility webextension webextensions firefox-extension browser-extension chrome-extensions edge-extension browser-addon firefox-extensions chromium-extension page-reader
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Jun 30, 2025 - JavaScript
A browser extension that deletes your news feed and replaces it with a nice quote
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Nov 28, 2024 - TypeScript
Save a web page/selection as an eBook (.epub format) - a Chrome/Firefox/Opera Web Extension
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Feb 26, 2022 - JavaScript
The DownThemAll! WebExtension
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Oct 16, 2024 - TypeScript
Firefox extension to save and restore tabs as bookmarks. Clear your tabs, clear your mind.
firefox firefox-addon bookmark tabs webextensions sidebar firefox-extension bookmark-manager tabs-management firefox-webextension tab-stash
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May 20, 2025 - TypeScript
📕 Barebones boilerplate with Parcel 2, options handler and auto-publishing
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Feb 3, 2025 - JavaScript
ArrowDL (Arrow Downloader) is a download manager for Windows, MacOS and Linux
crawler streaming qt download youtube-dl video-downloader webextensions magnet-link torrent-client youtube-downloader torrent-downloader libtorrent mozilla-firefox download-manager stream-downloader batch-download mass-downloader picture-download web-engine nativeclient
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Mar 23, 2025 - C++
Fast, open and free-to-use new tab page for modern browsers
react chrome-extension quotes photos firefox chrome extension firefox-addon new-tab newtab chromium modern-browsers webextension webextensions edge startpage browser-extension hacktoberfest customisable edge-extension
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Jun 28, 2025 - JavaScript
A browser extension to copy tabs and links as Markdown
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May 31, 2025 - JavaScript
Chrome/Firefox extension for pen-testing to retrieve encryption keys of Widevine protected content !DON'T DECRYPT CONTENT UNLESS YOU HAVE THE RIGHT TO DO IT!
chrome-extension firefox-addon webassembly wasm webextension webextensions firefox-extension drm web-extension widevine chrome-extensions web-extensions firefox-extensions firefox-webextension web-ext pyodide firefox-add-ons firefox-addons encrypted-media-extensions pywidevine
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Oct 29, 2024 - JavaScript
🔑✅ An alternative to Twitter's verified accounts powered by Keybase.
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Apr 12, 2022 - JavaScript
Kee adds free, secure and easy password management features to your browser which save time and keep your private data more secure.
chrome-extension firefox chrome firefox-addon password-manager webextensions firefox-extension keepass password-store edge-extension keepassrpc keefox
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Nov 7, 2024 - TypeScript
Created by Browser Extension Community Group
Released May 7, 2015
- Followers
- 283 followers
- Website
- github.com/topics/webextension