1266 Open source projects that are alternatives of or similar to Preact Devtools

A small cross-browser emoji cheatsheet extension 👍

A web extension for firefox and chrome to insert login credentials from gopass

A REST client for almost any web service (Firefox and Chrome Extension)

Roam force multiplier

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

Redux for WebExtensions

Japanese pop-up dictionary extension for Chrome and Firefox.

Map your keys for web surfing, expand your browser with javascript and keyboard.

Create modern cross-browser extensions with no build configuration.

a browser extension to bring security and privacy to chrome, firefox, and opera

uBlock: a fast, lightweight, and lean blocker for Chrome, Firefox, and Safari.

A browser extension for Chrome, Opera & Firefox that adds Mermaid language support to Github

Inject charts in your private leaderboard page for Advent of Code

Typescript, React, Redux, Styled-Component and Webpack based sample extension boilerplate. Runs on Chrome and Firefox. Sample chrome extension.

🖥🔋Web Extension starter to build "Write Once Run on Any Browser" extension

A browser extension to send pages and content from your browser to connected KDE Connect devices.

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

A browser extension to improve TweetDeck with a lot of features

📦 Clients for building books with EpubPress.

A neutral new tab page accented with a chosen colour. Customise the layout, style, background and bookmarks in nightTab.

🛰 Experience the latest image from the Himawari, GOES, Meteosat, and DSCOVR satellites

🚨 THIS REPOSITORY HAS MOVED. 🚨

A browser extension that adds various web developer tools to a browser.

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

Moved to https://github.com/ugetdm/uget-integrator and https://github.com/ugetdm/uget-extension

A browser extension (Chrome, Firefox) that toggles concealment of sensitive information found in the Azure Portal web page such as Subscription Id's

WebExtension for saving media, links, or selections into user-defined directories

Your Chrome Alfred - An Extension to provide spotlight-like interface for your bookmarks

Debug webauthn with a chrome extension that adds a virtual authenticators tab to devtools

WikipediaP2P.org Chrome Extension

Powerfull download accelerator and video downloader

angular chrome extension scaffold

A minimal Chrome / Firefox extension to help you learn Japanese words in each new tab.

Open Source Intelligence Browser Extension

[NOT MAINTAINED] Please use <https://github.com/SeleniumHQ/docker-selenium>

📊 User friendly dashboard/tool for discord bot developpers to manage servers

Detects articles with corporate sponsors.

🌳 Tree for GitLab

Pomodoro® time management assistant for Chrome

UserScripts for Firefox, Chrome and etc

HTTPS server running on localhost

A global domain based database for NoScript, uBlock, uMatrix & ScriptSafe

Experimental Firefox extension for login management experiences, not being actively developed

Better code navigation in github

🎹🐻 Nook is a Chrome/Firefox extension that plays Animal Crossing hourly themes.

Chrome extension that allows you to manage your Github stars with tags, and to create a bookmark folder with all your stars organized by the tags you created

RetroTxt is the WebExtension that turns ANSI, ASCII, NFO text into in-browser HTML

Almighty Book Downloader

A tool for monitoring and debugging urql during development

A browser extension to mock AJAX requests at the browser level

A SurfingKeys configuration which adds 130+ key mappings for 20+ sites & OmniBar search suggestions for 50+ sites

Extension that restores RSS Feed Livemarks in Firefox.

An open source browser extension for adding/managing download tasks to your Synology DiskStation.

Simple browser extension for managing accounts in a browser and allowing the signing of extrinsics using these accounts. Also provides a simple interface for compliant extensions for dapps.

A user styles manager for Firefox and Chrome

KeePass 2.x plugin which imports credentials from various browsers.

Popout video player in Firefox

Never doubt how to pronounce a word. Double-click it and your browser will say it out loud for you!

An add-on that aims to add Vivaldi style toolbar colouring to the Firefox UI

Adds the ability to disable JavaScript on specific sites.