platform: browser
5858 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| elder-plinius/G0DM0D3 G0DM0D3 is an open-source, multi-model AI chat interface designed for red-teaming, cognition research, and unrestricted LLM interaction. It… | 56 | 10790 | active |
| 47ng/nuqs nuqs is a type-safe search params state manager for React frameworks, offering a useState-like API that stores state in the URL query strin… | 99 | 10769 | stable |
| modelcontextprotocol/inspector The MCP Inspector is the reference developer tool for testing and debugging Model Context Protocol (MCP) servers. It ships as a single npm … | 89 | 10760 | active |
| ChatGPTBox-dev/chatGPTBox A browser extension that deeply integrates ChatGPT into your browsing experience across Chrome, Edge, Firefox, Safari, and Android. It prov… | 93 | 10754 | active |
| daybrush/moveable Moveable is a TypeScript library for making DOM elements draggable, resizable, scalable, rotatable, warpable, pinchable, groupable, and sna… | 23 | 10748 | active |
| mui/base-ui Base UI is an unstyled React component library for building accessible user interfaces and design systems, created by the makers of Radix, … | 91 | 10729 | active |
| foliojs/pdfkit PDFKit is a JavaScript library for programmatically generating PDF documents in Node.js and the browser. It offers a chainable, canvas-like… | 95 | 10698 | active |
| chathub-dev/chathub ChatHub is an all-in-one AI chat client, originally a Chrome/Edge browser extension and now also a web app and mobile/desktop apps, that le… | 62 | 10649 | active |
| FredrikNoren/ungit Ungit is a web-based graphical user interface for git that makes the version control system easier to understand and use. It runs as a Node… | 78 | 10600 | active |
| protobufjs/protobuf.js A high-performance, conformant JavaScript/TypeScript implementation of Protocol Buffers that works with .proto schemas without requiring pr… | 95 | 10583 | active |
| gka/chroma.js Chroma.js is a small, zero-dependency JavaScript library for color conversions, manipulation, and color scale generation. It supports readi… | 79 | 10574 | stable |
| MudBlazor/MudBlazor MudBlazor is a Material Design component library for Blazor, written entirely in C# with minimal JavaScript. It provides a large set of UI … | 99 | 10561 | active |
| oramasearch/orama Orama is a lightweight (~2kb) search engine and RAG pipeline library written in TypeScript that runs in the browser, server, or edge networ… | 84 | 10533 | active |
| reactstrap/reactstrap Reactstrap provides stateless React components implementing Bootstrap 5 UI elements like buttons, modals, tooltips, and dropdowns without j… | 23 | 10512 | stable |
| ckeditor/ckeditor5 CKEditor 5 is a modern JavaScript/TypeScript rich-text (WYSIWYG) editor framework with a modular plugin architecture, custom data model, an… | 98 | 10481 | stable |
| Turfjs/turf Turf is a modular geospatial engine written in JavaScript and TypeScript for spatial analysis. It provides traditional spatial operations, … | 94 | 10461 | stable |
| necolas/normalize.css normalize.css is a small CSS stylesheet that makes browsers render HTML elements more consistently and in line with modern standards. It is… | 32 | 53518 | maintenance |
| leeoniya/uPlot uPlot is a small (~50 KB) and fast Canvas 2D-based JavaScript charting library for time series, lines, areas, OHLC, and bar charts. It rend… | 61 | 10452 | stable |
| vanilla-extract-css/vanilla-extract vanilla-extract is a zero-runtime CSS-in-TypeScript library that lets you write locally scoped styles, CSS variables, and themes in .css.ts… | 94 | 10413 | stable |
| katspaugh/wavesurfer.js wavesurfer.js is an open-source JavaScript/TypeScript library for rendering interactive audio waveforms and playing audio in the browser, b… | 98 | 10384 | stable |
| gskinner/regexr RegExr is an HTML/JS web application for creating, testing, and learning about Regular Expressions, with real-time match highlighting, expr… | 37 | 10353 | active |
| cs01/gdbgui gdbgui is a browser-based frontend to the GNU debugger (gdb), letting users set breakpoints, view stack traces, and visualize data structur… | 36 | 10350 | active |
| DouyinFE/semi-design Semi Design is a modern, comprehensive React UI library and design system maintained by Douyin (TikTok) frontend team, offering 80+ high-qu… | 84 | 10318 | active |
| jquery-validation/jquery-validation The jQuery Validation Plugin provides drop-in client-side form validation for existing HTML forms, with extensive support for custom rules … | 85 | 10316 | stable |
| baptisteArno/typebot.io Typebot is a fair-source, self-hostable visual chatbot builder that lets users create advanced conversational apps and forms with 45+ build… | 99 | 10289 | active |
| RunanywhereAI/runanywhere-sdks RunAnywhere is a set of cross-platform SDKs (Swift, Kotlin, React Native, Flutter, TypeScript, C++) over a shared C++ core for running AI m… | 85 | 10282 | active |
| cookpete/react-player A React component that plays media from a variety of URL sources including YouTube, Vimeo, Twitch, SoundCloud, HLS, and DASH. It parses the… | 63 | 10279 | active |
| pmndrs/valtio Valtio is a small TypeScript state management library that wraps objects in JavaScript proxies, letting you mutate state directly while Rea… | 88 | 10228 | active |
| cyclejs/cyclejs Cycle.js is a functional and reactive JavaScript/TypeScript framework for building predictable web applications, organized as a monorepo of… | 62 | 10225 | stable |
| faisalman/ua-parser-js UAParser.js is a lightweight, dependency-free JavaScript library that parses User-Agent strings into structured data about browsers, OS, de… | 90 | 10181 | stable |
| FormidableLabs/spectacle Spectacle is a React-based library for building presentation decks as code using JSX or Markdown/MDX syntax. It supports interactive slides… | 68 | 10155 | active |
| kern/filepizza FilePizza is a web application for peer-to-peer file transfers directly between browsers using WebRTC, eliminating the need to upload files… | 77 | 10144 | active |
| fluxerapp/fluxer Fluxer is a free and open source instant messaging and VoIP chat application for friends, groups, and communities, offering text, voice, vi… | 78 | 10137 | active |
| tweenjs/tween.js tween.js is a JavaScript/TypeScript tweening engine for easy animations, incorporating optimized Robert Penner's easing equations. It tween… | 23 | 10136 | stable |
| iib0011/omni-tools OmniTools is a self-hosted web application bundling a large collection of browser-based utilities for images, video, audio, PDFs, text, dat… | 69 | 10088 | active |
| qrohlf/trianglify Trianglify is a JavaScript library that algorithmically generates colorful low-poly triangle mesh patterns, output as SVG images, canvas el… | 42 | 10085 | stable |
| i18next/react-i18next react-i18next is a powerful internationalization library for React and React Native built on the i18next ecosystem. It provides hooks, high… | 76 | 10039 | stable |
| astrit/css.gg css.gg is an open-source icon library offering 700+ pure CSS and SVG UI icons, plus a collection of 6000+ glyphs available via the companio… | 23 | 10037 | active |
| zhishile/codex-auth-helper A Chrome (Manifest V3) browser extension that extracts a logged-in ChatGPT session locally and generates a Codex-compatible auth. credentia… | 59 | 10017 | active |
| StylishThemes/GitHub-Dark A dark theme userstyle (user.css) for the GitHub website, applied via the Stylus browser extension. It restyles GitHub's interface with a d… | 77 | 9967 | active |
| XIU2/UserScript A collection of personal Tampermonkey/GreasyFork userscripts by X.I.U, including GitHub high-speed download enhancements, AutoPager infinit… | 76 | 9947 | active |
| facebook/stylex StyleX is a JavaScript styling system and compiler from Meta that generates optimized, collision-free atomic CSS at build time. It combines… | 87 | 9912 | active |
| playcanvas/supersplat SuperSplat is a free, open-source browser-based editor for inspecting, editing, optimizing, and publishing 3D Gaussian Splats. It is built … | 90 | 9904 | active |
| lukeed/clsx A tiny (239B) JavaScript utility for conditionally constructing CSS className strings from strings, objects, and arrays. It serves as a fas… | 23 | 9832 | stable |
| Cocos Engine Cocos Engine is the open-source runtime engine behind Cocos Creator, a free cross-platform 2D/3D game development tool built with a C++ cor… | 78 | 9778 | stable |
| sinonjs/sinon Sinon.JS is a standalone, test framework agnostic JavaScript library providing test spies, stubs, mocks, and fake timers. It integrates sea… | 66 | 9758 | stable |
| Yu9191/wloc A set of proxy-tool modules (Surge, Quantumult X, Loon, Stash, Shadowrocket) that MITM Apple's network location service (gs-loc.apple.com) … | 74 | 9690 | active |
| rough-stuff/rough-notation A small (3.8kb gzipped) JavaScript library for creating and animating hand-drawn style annotations on web page elements, built on RoughJS. … | 32 | 9680 | stable |
| blueedgetechno/win11React A web application that replicates the Windows 11 desktop experience in the browser using React, Redux, and CSS. It includes simulated apps … | 10 | 9669 | active |
| microsoft/fast FAST is Microsoft's collection of tools for building standards-based Web Components, centered on the lightweight @microsoft/fast-element li… | 98 | 9668 | active |
| bpmn-js bpmn-js is a JavaScript toolkit and web modeler for viewing, creating, and editing BPMN 2.0 diagrams directly in the browser. It can be emb… | 99 | 9636 | active |
| we-promise/sure Sure is a self-hostable, open-source personal finance and wealth management web application, maintained as a community fork of the abandone… | 84 | 9624 | active |
| pmndrs/use-gesture @use-gesture is a TypeScript library for binding rich mouse and touch gestures (drag, pinch, zoom, wheel, scroll) to React components or va… | 23 | 9622 | stable |
| nicobailon/visual-explainer An agent skill that turns complex terminal output from coding agents into styled, self-contained HTML pages and slide decks with diagrams, … | 81 | 9576 | active |
| anvaka/city-roads A web application that renders every road in any city at once as an interactive visualization, using data from OpenStreetMap. It includes a… | 65 | 9566 | active |
| H-M-H/Weylus Weylus is a Rust application that turns a tablet or smartphone into a graphic tablet/touch screen for your computer, streaming screen conte… | 58 | 9523 | active |
| Moment.js Moment.js is a widely used JavaScript library for parsing, validating, manipulating, and formatting dates and times, with companion package… | 87 | 47914 | maintenance |
| PeterL1n/RobustVideoMatting Robust Video Matting (RVM) is a deep learning model and library for real-time human video matting, using a recurrent neural network with te… | 23 | 9500 | stable |
| swagger-api/swagger-editor Swagger Editor is a browser-based and embeddable editor for authoring OpenAPI and Swagger API specifications in YAML/JSON. It is available … | 95 | 9461 | active |
| star-history/star-history Star History is a web application and API that generates GitHub star history charts and rank badges for any repository. It supports embeddi… | 76 | 9432 | active |
| missive/emoji-mart Emoji Mart is a customizable emoji picker component for the web, available as a React component and a vanilla browser web component. It dec… | 23 | 9399 | active |
| mengxi-ream/read-frog Read Frog is an open-source AI-powered browser extension for language learning and immersive translation. It translates web pages, selected… | 82 | 9346 | active |
| terser/terser Terser is a JavaScript parser, mangler, and compressor toolkit for ES6+ that serves as the industry-standard minifier, forked from the unma… | 77 | 9326 | stable |
| Flowbite Flowbite is an open-source UI component library built on top of Tailwind CSS, providing interactive web components, themes, icons, and a Fi… | 89 | 9324 | active |
| tonyantony300/dashbeam DashBeam (formerly AltSendme) is an open-source peer-to-peer file transfer application that sends files and folders of any size directly be… | 83 | 9309 | active |
| react-grid-layout/react-draggable A React component library that makes elements draggable via a simple <Draggable> wrapper, using CSS Transforms for positioning. It supports… | 66 | 9290 | stable |
| bytedance/xgplayer xgplayer is a web HTML5 video player library by ByteDance with a componentized, detachable UI and built-in parsers for MP4, HLS, FLV, and D… | 85 | 9283 | active |
| pipipi-pikachu/PPTist PPTist is a web-based presentation application that replicates most common Microsoft PowerPoint features, allowing editing and presenting o… | 76 | 9277 | active |
| dessant/buster Buster is a browser extension that solves reCAPTCHA challenges by completing their audio challenges using speech recognition. It works on C… | 91 | 9276 | active |
| openchamber/openchamber OpenChamber is an open-source agentic development environment providing a visual workspace (desktop app, web/PWA, and VS Code extension) fo… | 80 | 9270 | active |
| dotnet/blazor Blazor is a front-end web framework from Microsoft for building interactive web apps in C# using reusable components that can run on the cl… | 10 | 9268 | stable |
| kpdecker/jsdiff jsdiff is a JavaScript library that computes differences between two texts using the Myers O(ND) diff algorithm. It provides functions to d… | 77 | 9197 | stable |
| kepano/defuddle Defuddle is a TypeScript library, CLI, and hosted service that extracts the main content from web pages, removing clutter like comments, si… | 87 | 9166 | active |
| wasm-bindgen/wasm-bindgen wasm-bindgen is a Rust library and CLI tool that generates high-level bindings between WebAssembly modules and JavaScript, allowing rich ty… | 98 | 9126 | stable |
| mqttjs/MQTT.js MQTT.js is a client library for the MQTT publish/subscribe messaging protocol, written in TypeScript for Node.js and the browser. It suppor… | 94 | 9110 | active |
| yiminghe/async-validator A JavaScript/TypeScript library for asynchronous validation of objects against declarative schema descriptors, supporting sync validators, … | 32 | 9092 | stable |
| gridstack/gridstack.js GridStack.js is a pure TypeScript library for building draggable, resizable, responsive dashboard grid layouts with no external dependencie… | 98 | 9084 | active |
| pixel-agents-hq/pixel-agents Pixel Agents is a VS Code extension and standalone CLI that visualizes AI coding agents (like Claude Code) as animated pixel-art characters… | 82 | 9063 | active |
| developit/htm HTM (Hyperscript Tagged Markup) is a tiny JavaScript library that provides JSX-like syntax using standard tagged template literals, requiri… | 23 | 9044 | stable |
| rawgraphs/rawgraphs-app RAWGraphs is an open-source web application for creating custom vector-based (SVG) data visualizations from tabular data, built on top of d… | 67 | 9024 | active |
| zyronon/TypeWords TypeWords is a free, open-source web application for learning English vocabulary and memorizing articles through typing practice. It uses t… | 80 | 9007 | active |
| mozilla/nunjucks Nunjucks is a full-featured JavaScript templating engine heavily inspired by Jinja2, supporting template inheritance, macros, autoescaping,… | 52 | 8988 | stable |
| remarkjs/remark remark is a plugin-powered markdown processor built on the unified ecosystem that parses markdown into an AST (mdast) and transforms it. It… | 63 | 8987 | stable |
| urql-graphql/urql urql is a highly customizable and versatile GraphQL client for JavaScript applications, with first-class support for React, Preact, Vue, So… | 95 | 8967 | active |
| tsparticles/tsparticles tsParticles is a lightweight, dependency-free TypeScript library for creating customizable particle effects, confetti explosions, and firew… | 96 | 8966 | stable |
| infinitered/nsfwjs NSFWJS is a JavaScript library that uses TensorFlow.js to classify images into NSFW/safety categories (Drawing, Neutral, Sexy, Hentai, Porn… | 86 | 8965 | active |
| open-circle/valibot Valibot is a modular, type-safe schema library for TypeScript that validates and parses unknown structural data at runtime while inferring … | 92 | 8962 | stable |
| maxence-charriere/go-app go-app is a Go package for building progressive web apps (PWAs) using WebAssembly, with a declarative, component-based UI syntax written en… | 98 | 8958 | active |
| ljharb/qs qs is a JavaScript library for parsing and serializing URL querystrings, with support for nested objects and arrays via bracket notation. I… | 74 | 8943 | stable |
| sindresorhus/github-markdown-css A CSS stylesheet that replicates GitHub's Markdown rendering style with minimal code. It provides seven themes including automatic light/da… | 70 | 8920 | stable |
| xitanggg/open-resume OpenResume is an open-source web application that combines a resume builder and a resume parser. It generates modern, ATS-friendly resume P… | 29 | 8862 | active |
| locomotivemtl/locomotive-scroll Locomotive Scroll is a lightweight (9.4kB gzipped) JavaScript library for smooth scrolling, viewport detection, and parallax effects, built… | 72 | 8848 | stable |
| BewlyBewly/BewlyBewly BewlyBewly is a browser extension that redesigns the Bilibili homepage with a modern UI inspired by YouTube, Vision OS, and iOS, including … | 10 | 8832 | active |
| BuilderIO/builder Builder.io is a visual development platform whose open-source repo contains SDKs, examples, starters, and plugins for integrating a drag-an… | 95 | 8807 | active |
| orbitdb/orbitdb OrbitDB is a serverless, distributed peer-to-peer database library built on IPFS and Libp2p Pubsub, using Merkle-CRDTs for conflict-free re… | 69 | 8797 | active |
| violentmonkey/violentmonkey Violentmonkey is an open-source userscript manager implemented as a browser extension built on WebExtensions APIs. It lets users install an… | 99 | 8784 | active |
| buuing/lucky-canvas A TypeScript + Canvas-based lucky draw plugin offering prize wheel, 9-grid, and slot machine components. One codebase adapts to JS, Vue, Re… | 75 | 8750 | stable |
| jakesgordon/javascript-state-machine A JavaScript finite state machine library for defining states, transitions, and lifecycle event hooks. It works in both the browser and Nod… | 43 | 8750 | stable |
| ethers-io/ethers.js Ethers.js is a complete, compact Ethereum library and wallet implementation written in TypeScript. It provides wallet management, contract … | 91 | 8718 | stable |
| Kenshin/simpread SimpRead (简悦) is a browser extension that provides an immersive, distraction-free reader view for web pages, with site-specific adaptations… | 58 | 8703 | active |