:rainbow: Javascript color conversion and manipulation library
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Cubism.js: A JavaScript library for time series visualization.
A JavaScript library for internationalization and localization that leverages the official Unicode CLDR JSON data
- cldr
- cldr-data
- cldr-json
- i18n
Minimal WebGL Library
A Javascript library for working with Audio. It provides a consistent API for loading and playing audio on different browsers and devices. Currently supports WebAudio, HTML5 Audio, Cordova / PhoneGap, and a Flash fallback.
An agent skill for building premium, immersive, scroll-driven websites. Works with Codex, Claude Code, and other coding agents. Also available as a Claude Code plugin.
- accessibility
- agent-skills
- ai-web-design
- anthropic
A Javascript library for working with native objects.
- javascript
- sugar
- native-objects
- polyfill
🍦 VanJS: World's smallest reactive UI framework. Incredibly Powerful, Insanely Small - Everyone can build a useful UI app in an hour.
- ui-framework
- vanilla-dom-manipulation
- vanilla-javascript
- vanilla-js
A curated list of awesome data visualization libraries and resources.
A JavaScript polyfill for Flexbox
scanner detecting the use of JavaScript libraries with known vulnerabilities. Can also generate an SBOM of the libraries it finds.
- vulnerabilities
- scanner
- firefox-extension
- grunt-plugins
☑️ JavaScript fluent validation library
- javascript
- validation
- library
Hide secrets with invisible characters in plain text securely using passwords 🧙🏻♂️⭐
- cryptography
- steganography
- compression
- functional-programming
:musical_keyboard: Making life easy to create a MIDI-app on the web. Includes a library to program synesthesia into your app for memory recognition or for creating trippy effects. Convert soundfonts for Guitar, Bass, Drums, ect. into code that can be read by the browser. Supports multiple simultaneous instruments and perfect timing.
Graph drawing library for JavaScript
- graph-drawing
- layout-algorithm
- visualization
- ngraph
SpeedTest by OpenSpeedTest™ is a Free and Open-Source HTML5 Network Performance Estimation Tool Written in Vanilla Javascript and only uses built-in Web APIs like XMLHttpRequest (XHR), HTML, CSS, JS, & SVG. No Third-Party frameworks or libraries are Required. Started in 2011 and moved to OpenSpeedTest.com dedicated Project/Domain Name in 2013.
a mind mapping library built by javascript
🔥 LimeSurvey – A powerful, open-source survey platform. A free alternative to SurveyMonkey, Typeform, Qualtrics, and Google Forms, making it simple to create online surveys and forms with unmatched flexibility.
- survey
- limesurvey
- php
- javascript
Cloud Security Posture Management (CSPM)
Fomantic-UI is the official community fork of Semantic-UI
- ui
- css-framework
- semantic
- fork
📜🔜🌲 Simple, fast, powerful parser toolkit for JavaScript.
- parser
- earley-algorithm
- earley-parser
- javascript
Lightweight MVC library for building JavaScript applications
Lazy-loading images with data-* attributes
A node.js library for testing modern web applications
- testing-tools
- headless
- headless-browsers
- headless-chrome