Violentmonkey provides userscripts support for browsers. It works on browsers with WebExtensions support.

Example Firefox add-ons created using the WebExtensions API

ClearURLs is an add-on based on the new WebExtensions technology and will automatically remove tracking elements from URLs to help protect your privacy.

⚡️ A template for building cross browser extensions for Chrome, Opera & Firefox.

Tree Style Tab, Show tabs like a tree.

A command line tool to help build, run, and test web extensions

An awesome browser extension that reads aloud webpage content with one click

Save a web page/selection as an eBook (.epub format) - a Chrome/Firefox/Opera Web Extension

A browser extension that deletes your news feed and replaces it with a nice quote

The DownThemAll! WebExtension

📕 Barebones boilerplate with Parcel 2, options handler and auto-publishing

Firefox/Chrome browser extension. SmartProxy will automatically enable/disable proxy for the sites you visit, based on customizable patterns.

🔑✅ An alternative to Twitter's verified accounts powered by Keybase.

Copying Link, Image and Tab(s) as Markdown Much Easier.

DownZemAll! is a download manager for Windows, MacOS and Linux

Kee adds free, secure and easy password management features to your browser which save time and keep your private data more secure.

(maintance) Create modern cross-browser extensions with no build configuration.

Fast, open and free-to-use new tab page for modern browsers

WebExtension for Buku

tRPC adapter for Web Extensions 🧩