A reference client implementation for the playback of MPEG DASH via Javascript and compliant browsers.
sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.
Graphviz in your browser
A jQuery plugin that adds cross-browser mouse wheel support.
JavaScript library to zip and unzip files supporting parallel compression, web streams, pluggable compression engines, zip64, split files, data encryption, and deflate64 decompression.
Browser extension for rendering an isometric pixel art version of your GitHub contribution graph.
A node.js library for testing modern web applications
simple statistics for node & browser javascript
A browser and wallet for LBRY, the decentralized, user-controlled content marketplace.
OpenUI5 lets you build enterprise-ready web applications, responsive to all devices, running on almost any browser of your choice.
JSCAD is an open source set of modular, browser and command line tools for creating parametric 2D and 3D designs with JavaScript code. It provides a quick, precise and reproducible method for generating 3D models, and is especially useful for creating ready-to-print 3D designs.
A command line tool to help build, run, and test web extensions
uvu is an extremely fast and lightweight test runner for Node.js and the browser
A multi platform Twitch.tv browser for Streamlink
Learn to code securely while having fun through our popular open source in-editor experience, designed for developers, students, and anyone curious about security. Get started for free in under 2 minutes, playing right from your browser.
Javascript library to connect to swagger-enabled APIs via browser or nodejs
An implementation of Org mode without the dependency of Emacs - built for mobile and desktop browsers
A powerful Model Context Protocol (MCP) server that provides an all-in-one solution for public web access.
A pure JavaScript client for the tus resumable upload protocol
AI coding workstation: Claude Code + web UI + 8 AI CLIs + headless browser + 50+ tools
:book: JavaScript Primer - 迷わないための入門書
Paw Work - selection-first web agent for Chrome: select on the live page, describe the outcome, take away an editable office file. BYOK, sandboxed, no server.
Instant offline SQL-powered data visualisation in your browser
Offload tasks to a pool of workers on node.js and in the browser
Do you think you are safe using private browsing or incognito mode?. :smile: :imp: This will prove that you're wrong. Previously hosted at nothingprivate.ml
Browser extension that routes ipfs:// addresses and content-addressed websites through your own local IPFS node
Slice GeoJSON into vector tiles on the fly in the browser
The first distributed AGI system. Thousands of autonomous AI agents collaboratively train models, share experiments via P2P gossip, and push breakthroughs here. Fully peer-to-peer. Join from your browser or CLI.
:satellite: BroadcastChannel to send data between different browser-tabs or nodejs-processes :satellite: + LeaderElection over the channels https://pubkey.github.io/broadcast-channel/
Run WordPress in the browser via WebAssembly PHP
Jodit - Best WYSIWYG Editor for You
🌊 Simple, robust, BitTorrent tracker (client & server) implementation
Browser extension for OpenPGP encryption with Webmail
The headless Chrome/Chromium driver on top of Puppeteer. Take screenshots, generate PDFs, extract text and HTML with a production-ready API.
An awesome browser extension that reads aloud webpage content with one click
Ghostery Browser Extension for Firefox, Chrome, Opera, Edge and Safari
Tame the Web MIDI API. Send and receive MIDI messages with ease. Control instruments with user-friendly functions (playNote, sendPitchBend, etc.). React to MIDI input with simple event listeners (noteon, pitchbend, controlchange, etc.).
An advanced font engine for Node and the browser
Finds larger/original versions of images and videos
InvisiProxy is a project (web proxy service) that helps you access websites that may be blocked by your network, government or policy all within your browser. This is the legacy version using Fastify. (Star if you fork it!)
A User-Agent spoofer browser extension that is highly configurable
The ultimate theme manager for Firefox-based browsers.
A Full Live-Scripted CAD Kernel in the Browser
Handle errors in a simple, stable, consistent way
One Time Password (HOTP/TOTP) library for Node.js, Deno, Bun and browsers.
A browser-based video editor powered by ffmpeg.wasm. No uploads, no servers -- all processing happens locally in your browser using WebAssembly.
WAMP in JavaScript for Browsers and NodeJS
A persistent, network resilient, full text search library for the browser and Node.js
WebAssembly SQLite with support for browser storage extensions
Content Farm Terminator browser extension/「終結內容農場」瀏覽器套件
A free, open-source Chrome extension - no ads, no tracking. Based on The Great Suspender, cleaned up and actively maintained.
Phaser CE is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.
Wavebox, the revolutionary and feature-rich Chromium browser that's built for productive working across Google Workspaces, Microsoft Teams, ClickUp, Monday, Atlassian, Asana, AirTable, Slack, and every other web app you use to get work done.
Modern file uploading - components & hooks for React
An aria2 download task management extension for chromium based browser
A browser extension that captures web pages to local device or backend server for future retrieval, organization, annotation, and edit. This project inherits from legacy Firefox add-on ScrapBook X.
Source code for privacytests.org. Includes browser testing code and site rendering.
Use native tab discarding method to automatically reduce memory usage of inactive tabs
Browser-based visual programming language and platform for sound synthesis.
Web browser engineering (a book)