platform: browser
5858 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| csstools/sanitize.css sanitize.css is a CSS library providing consistent, cross-browser default styling of HTML elements, developed alongside normalize.css. It w… | 56 | 5302 | stable |
| mattdesl/canvas-sketch A JavaScript framework and companion CLI for creating generative artwork using HTML5 Canvas 2D and WebGL (with Three.js templates). It scaf… | 70 | 5278 | active |
| piqnt/planck.js Planck.js is a JavaScript/TypeScript rewrite of the Box2D 2D rigid-body physics engine, designed for cross-platform HTML5 game development.… | 66 | 5275 | active |
| bpc-clone/bpc_chrome_support Support repository for Bypass Paywalls Clean, a browser extension that bypasses paywalls on news sites. The extension itself has moved to g… | 34 | 5270 | active |
| wanasit/chrono Chrono is a natural language date parser library for JavaScript/TypeScript that extracts dates and times from arbitrary text. It handles re… | 90 | 5269 | active |
| algolia/autocomplete A fast, full-featured, open-source JavaScript library for building accessible autocomplete experiences. It provides a headless core and a r… | 96 | 5263 | stable |
| tagspaces/tagspaces TagSpaces is an open-source, offline-first desktop and mobile application for organizing, tagging, and previewing local files, notes, and t… | 95 | 5256 | active |
| Neet-Nestor/Telegram-Media-Downloader A browser userscript (installable via Tampermonkey, Violentmonkey, etc.) that adds media download buttons to the Telegram webapp. It enable… | 64 | 5253 | active |
| bgrins/TinyColor TinyColor is a small, fast, dependency-free JavaScript library for parsing, manipulating, and converting colors. It accepts permissive inpu… | 23 | 5245 | stable |
| iview/iview iView is a high-quality UI component toolkit built on Vue.js 2.0, offering dozens of ready-made components with a friendly API and extensiv… | 23 | 23773 | maintenance |
| swup/swup Swup is a versatile and extensible page transition library for server-rendered websites, written in TypeScript. It intercepts link clicks, … | 90 | 5220 | stable |
| kasmtech/KasmVNC KasmVNC is a modern, secure VNC server that streams a Linux desktop or application to any web browser, breaking from the legacy RFB protoco… | 89 | 5218 | active |
| KingSora/OverlayScrollbars OverlayScrollbars is a JavaScript scrollbar plugin that hides native scrollbars and replaces them with custom styleable overlay scrollbars … | 81 | 5195 | stable |
| MikeMcl/big.js big.js is a small, fast JavaScript library for arbitrary-precision decimal arithmetic, exporting a single immutable Big number constructor … | 40 | 5194 | stable |
| uNmAnNeR/imaskjs A dependency-free vanilla JavaScript input masking library that formats user input in text fields for patterns like phone numbers, dates, n… | 23 | 5189 | active |
| elbywan/wretch Wretch is a tiny (~1.8KB gzipped) TypeScript wrapper around the fetch API with an intuitive, chainable syntax for making HTTP requests. It … | 91 | 5178 | active |
| scriptscat/scriptcat ScriptCat is an open-source browser extension that acts as a userscript manager, fully compatible with Tampermonkey scripts and GM_* APIs. … | 96 | 5177 | active |
| maziyarpanahi/openmed OpenMed is a local-first healthcare AI SDK for clinical named-entity recognition and HIPAA PII/PHI de-identification that runs entirely on-… | 83 | 5166 | active |
| tinyplex/tinybase TinyBase is a reactive in-memory data store and sync engine for local-first JavaScript and TypeScript apps, supporting tabular and keyed-va… | 94 | 5158 | active |
| bernaferrari/FigmaToCode A free, open-source Figma plugin that deterministically converts Figma selections into editable code for HTML, React, Svelte, Tailwind, Flu… | 75 | 5155 | active |
| Hufe921/canvas-editor A Canvas/SVG-based WYSIWYG rich text editor library for the browser, offering Word-like paginated editing with tables, controls, watermarks… | 77 | 5152 | active |
| QLHazyCoder/FlowPilot FlowPilot is a Chrome sidebar extension for batch-automating ChatGPT/OpenAI, Kiro, and Grok account registration, OAuth authorization, and … | 77 | 5144 | active |
| ovity/octotree Octotree is a browser extension that enhances GitHub by adding a code file tree sidebar for easier code exploration and review. This reposi… | 32 | 23238 | maintenance |
| firebase/firebase-js-sdk The official Firebase JavaScript SDK providing client-side libraries for Firebase services such as Authentication, Realtime Database, Fires… | 99 | 5139 | stable |
| bilibili/flv.js A pure-JavaScript HTML5 FLV player that transmuxes FLV streams into fragmented MP4 segments and plays them via Media Source Extensions. It … | 23 | 23194 | maintenance |
| andybrewer/mvp MVP.css is a minimalist classless CSS stylesheet that styles semantic HTML elements out of the box, with no class names or framework conven… | 65 | 5129 | active |
| LuanRT/YouTube.js YouTube.js (youtubei.js) is a TypeScript client library for YouTube's internal InnerTube API, providing access to the same data and feature… | 98 | 5128 | active |
| piitaya/lovelace-mushroom Mushroom is a collection of custom Lovelace cards for building beautiful Home Assistant dashboards. It provides easy-to-use UI components w… | 97 | 5125 | active |
| dubzzz/fast-check fast-check is a property-based testing framework for JavaScript and TypeScript, inspired by QuickCheck. It automatically generates test inp… | 97 | 5118 | active |
| StackEdit StackEdit is a full-featured, open-source, in-browser Markdown editor based on PageDown, with live preview, scroll sync, and support for GF… | 23 | 23067 | maintenance |
| MCP-UI-Org/mcp-ui mcp-ui is an SDK implementing the MCP Apps standard for delivering interactive UI over the Model Context Protocol. It provides client SDKs … | 73 | 5108 | active |
| liam-hq/liam Liam ERD is an open-source tool that automatically generates beautiful, interactive entity-relationship diagrams from database schema files… | 71 | 5093 | active |
| obsidianmd/obsidian-clipper Obsidian Web Clipper is the official browser extension for Obsidian that lets users highlight web pages and capture content as durable Mark… | 83 | 5092 | active |
| negomi/react-burger-menu A React component library providing an off-canvas sidebar (hamburger menu) with multiple animation effects using CSS transitions and SVG pa… | 46 | 5086 | stable |
| XPoet/picx PicX is a free, open-source image hosting tool built on the GitHub API, usable online without installation. It provides image upload and ho… | 26 | 5078 | active |
| braedonsaunders/codeflow CodeFlow is a browser-based tool that turns any GitHub repository URL (or local files) into an interactive architecture map showing how fil… | 60 | 5076 | active |
| react-native-async-storage/async-storage An asynchronous, unencrypted, persistent key-value storage library for React Native apps with a Web Storage API-compatible interface. It su… | 95 | 5073 | stable |
| hundredrabbits/Orca Orca is a two-dimensional esoteric programming language where every letter of the alphabet is an operator, designed to quickly create proce… | 56 | 5073 | active |
| extension-js/extension.js Extension.js is a zero-config framework and CLI for building cross-browser extensions for Chrome, Edge, Firefox, and Safari from a single c… | 95 | 5069 | active |
| XProger/OpenLara OpenLara is an open-source reimplementation of the classic Tomb Raider game engine, supporting original game assets in .PHD, .PSX, .TR2, an… | 65 | 5066 | active |
| javascriptdata/danfojs Danfo.js is a JavaScript library providing high-performance, intuitive data structures (Series and DataFrame) for manipulating and processi… | 57 | 5056 | active |
| emqx/MQTTX MQTTX is an all-in-one, cross-platform MQTT 5.0 client toolbox from EMQ, available as a desktop GUI app, CLI, and web application. It provi… | 79 | 5033 | active |
| rcbyr/keen-slider Keen-Slider is a lightweight (~5.5KB gzipped), dependency-free TypeScript library for building touch-friendly sliders, carousels, and slide… | 51 | 5025 | stable |
| Tencent/wujie Wujie (无界) is a micro-frontend framework from Tencent built on Web Components containers plus iframe sandboxes, providing native CSS and JS… | 79 | 5019 | active |
| bootboxjs/bootbox Bootbox.js is a small JavaScript library that wraps Bootstrap modals to provide programmatic alert(), confirm(), prompt(), and custom dialo… | 78 | 5019 | stable |
| Adam-CAD/CADAM CADAM is an open-source web application that converts natural language descriptions and images into 3D CAD models using LLM-powered agents … | 77 | 5019 | active |
| ClearURLs/Addon ClearURLs is a browser extension built on WebExtensions technology that automatically removes tracking parameters (like utm_source) from UR… | 38 | 5018 | active |
| opentypejs/opentype.js opentype.js is a JavaScript library for parsing and writing OpenType and TrueType fonts in the browser and Node.js. It provides access to g… | 92 | 5012 | active |
| hustcc/echarts-for-react A React wrapper component library for Apache ECharts, letting developers render ECharts charts declaratively in React apps. It supports the… | 59 | 5005 | stable |
| tholman/github-corners A collection of modern SVG-based 'Fork me on GitHub' corner badges with hover animations, offered as copy-paste HTML/CSS snippets. It repla… | 32 | 4996 | stable |
| starfederation/datastar Datastar is a lightweight hypermedia framework for building reactive web applications using declarative data-* attributes in HTML, with a s… | 90 | 4988 | active |
| kevquirk/simple.css Simple.css is a lightweight, mostly classless CSS framework that makes semantic HTML look good out of the box. At around 10KB minified, it … | 72 | 4982 | active |
| t4t5/sweetalert SweetAlert is a JavaScript library that replaces the native browser alert() with beautiful, customizable modal dialogs. It supports icons, … | 23 | 22259 | maintenance |
| FellouAI/eko Eko is a production-ready JavaScript framework for building reliable AI agents and agentic workflows from natural language, running in both… | 63 | 4951 | active |
| microsoft/FluidFramework Fluid Framework is a TypeScript/JavaScript library for building distributed, real-time collaborative web applications using distributed dat… | 95 | 4945 | active |
| chanind/hanzi-writer Hanzi Writer is a free and open-source JavaScript library for animating Chinese character stroke order and running stroke order practice qu… | 55 | 4938 | stable |
| bevacqua/dragula Dragula is a lightweight vanilla JavaScript drag-and-drop library that lets users reorder and move elements between containers with minimal… | 32 | 22135 | maintenance |
| Qix-/color A JavaScript library for immutable color conversion and manipulation with support for CSS color strings. It parses colors from strings or o… | 55 | 4935 | stable |
| Tencent/tmagic-editor TMagic is a visual page-building (low-code) platform from Tencent, written in TypeScript with Vue 3. It provides an editor package, runtime… | 92 | 4934 | active |
| unplugin/unplugin-icons A universal build-tool plugin that lets you use thousands of Iconify icons as on-demand components in Vite, Webpack, Rollup, Nuxt, and Rspa… | 71 | 4933 | active |
| opal/opal Opal is a Ruby to JavaScript source-to-source compiler that ships with its own implementation of the Ruby corelib and stdlib. It lets devel… | 81 | 4926 | stable |
| samuelmtimbo/unit Unit is a general-purpose visual programming language and web-based environment where programs are graphs of MIMO finite state machines, in… | 76 | 4919 | active |
| Augani/openreel-video OpenReel Video is a fully browser-based, open source video editor built with React, TypeScript, WebCodecs, and WebGPU. All editing and expo… | 77 | 4914 | active |
| eKoopmans/html2pdf.js html2pdf.js is a JavaScript library that converts webpages or DOM elements into printable PDF files entirely in the browser, built on html2… | 87 | 4913 | active |
| Polymer Polymer is Google's original library for building encapsulated, reusable Web Components that work like standard HTML elements, with feature… | 57 | 22017 | maintenance |
| fastmail/Squire Squire is a lightweight (16KB gzipped, zero-dependency) HTML5 rich text editor built in TypeScript that treats arbitrary HTML as the source… | 77 | 4908 | stable |
| FileSaver.js FileSaver.js is a small JavaScript library that implements the HTML5 FileSaver saveAs() interface for saving files generated on the client … | 23 | 21987 | maintenance |
| googlefonts/noto-emoji Google's open-source Noto Emoji project providing Unicode-compliant emoji fonts, including a color emoji font (CBDT/CBLC format), a monochr… | 47 | 4904 | active |
| topojson/topojson TopoJSON is a JavaScript library implementing an extension of GeoJSON that encodes topology, stitching geometries together from shared arcs… | 23 | 4903 | stable |
| chenglou/react-motion A React library that implements spring-physics-based animation, letting developers animate UI elements with stiffness and damping instead o… | 23 | 21915 | maintenance |
| reagent-project/reagent Reagent is a minimalistic ClojureScript interface to React.js that lets you write efficient React components using plain ClojureScript func… | 76 | 4887 | stable |
| PennyroyalTea/gibberlink GibberLink is a viral demo application in which two conversational AI agents (built on ElevenLabs) detect that they are both AI and switch … | 35 | 4887 | active |
| jupyterlite/jupyterlite JupyterLite is a JupyterLab distribution that runs entirely in the browser, built from JupyterLab components and WebAssembly-powered Python… | 98 | 4881 | active |
| mpetroff/pannellum Pannellum is a lightweight, free, open source panorama viewer for the web built with HTML5, CSS3, JavaScript, and WebGL. It ships as a sing… | 75 | 4881 | stable |
| nostalgic-css/NES.css NES.css is a CSS framework that styles web components in a NES/Famicom 8-bit retro aesthetic. It provides prebuilt styled components (butto… | 23 | 21820 | maintenance |
| shower/shower Shower is an HTML/CSS/vanilla JavaScript presentation engine for creating browser-based slide decks, with themes separated from the core en… | 77 | 4874 | active |
| FirebaseUI FirebaseUI is an open-source library providing pre-built, customizable UI components and bindings on top of Firebase SDKs for authenticatio… | 98 | 4872 | active |
| mark-when/markwhen Markwhen is a markdown-like journal language and toolchain that converts plain text with dates into JSON, which is rendered as cascading ti… | 32 | 4869 | active |
| mroderick/PubSubJS PubSubJS is a dependency-free, topic-based publish/subscribe library for JavaScript. It decouples publishers from subscribers via asynchron… | 23 | 4857 | stable |
| Tencent/cherry-markdown Cherry Markdown Writer is a lightweight, out-of-the-box JavaScript Markdown editor component that runs in the browser or Node.js. It offers… | 99 | 4855 | active |
| surveyjs/survey-library SurveyJS Form Library is a free, MIT-licensed JavaScript library for rendering dynamic, JSON-driven forms, surveys, quizzes, and multi-step… | 95 | 4854 | stable |
| effector/effector Effector is a framework-agnostic state management library for JavaScript/TypeScript applications, built around events, stores, and effects … | 72 | 4849 | stable |
| sodiray/radash Radash is a modern, zero-dependency functional utility library for JavaScript and TypeScript, offering typed helpers for arrays, objects, a… | 35 | 4838 | stable |
| globalizejs/globalize Globalize is a JavaScript library for internationalization and localization built on official Unicode CLDR JSON data. It provides locale-aw… | 43 | 4835 | stable |
| vinta/pangu.js Pangu.js is a JavaScript/TypeScript library that automatically inserts spacing between CJK characters and half-width English letters, numbe… | 76 | 4803 | active |
| nomcopter/react-mosaic react-mosaic is a React component library that implements a tiling window manager for web apps, providing drag-to-resize and drag-to-rearra… | 85 | 4799 | active |
| qixing-jk/all-api-hub All API Hub is an open-source browser extension (Chrome, Edge, Firefox, Safari) that acts as an all-in-one manager for AI relay/proxy site … | 80 | 4797 | active |
| pdfme/pdfme pdfme is an open-source TypeScript PDF generation library with a React-based WYSIWYG template designer, form, and viewer. It uses JSON temp… | 90 | 4788 | active |
| fb55/htmlparser2 htmlparser2 is a fast, forgiving HTML and XML parser for JavaScript and TypeScript, offering a low-allocation callback interface as well as… | 87 | 4788 | stable |
| kotest/kotest Kotest is a comprehensive, multiplatform testing framework for Kotlin offering a flexible test DSL, over 350 assertion matchers, and integr… | 98 | 4787 | active |
| davidarroyo1234/InstagramUnfollowers A browser-based script that scans your Instagram account to identify users who don't follow you back, letting you selectively unfollow them… | 75 | 4781 | active |
| xiangechen/chili3d Chili3D is a browser-based 3D CAD application built with TypeScript that compiles OpenCascade (OCCT) to WebAssembly and integrates Three.js… | 90 | 4777 | active |
| formkit/formkit FormKit is a form framework for React and Vue that provides a single-component API with co-located validation, automatic data structuring, … | 91 | 4758 | active |
| jamiewilson/form-to-google-sheets A JavaScript snippet plus Google Apps Script that lets any static HTML form submit its data directly into a Google Sheet via the Fetch API … | 60 | 4748 | active |
| baidu/san San is a fast, lightweight (under 17k gzipped), flexible JavaScript MVVM component framework developed by Baidu. It offers declarative HTML… | 79 | 4737 | active |
| suren-atoyan/monaco-react A React wrapper library for the Monaco Editor (the code editor powering VS Code), allowing one-line integration into any React application.… | 71 | 4734 | stable |
| quoid/userscripts An open-source userscript manager and editor for Safari, available on macOS and iOS through the App Store. It lets users install, edit, and… | 81 | 4730 | active |
| 88lin/video_vip A Tampermonkey/Greasemonkey userscript that integrates multiple third-party parsing interfaces to bypass VIP membership restrictions on Chi… | 63 | 4718 | active |
| WorldBrain/Memex Memex is a browser extension (Chrome/Firefox) for curating, annotating, highlighting, tagging, and full-text searching web content and PDFs… | 48 | 4715 | active |
| scala-js/scala-js Scala.js is a compiler that translates Scala code into efficient JavaScript, letting developers write type-safe applications for browsers, … | 91 | 4710 | stable |