JavaScript

react-railsreactjs/react-rails

Integrate React.js with Rails views, controllers, and asset pipelines for server-side and client-side rendering.

FitText.jsdavatron5000/FitText.js

A jQuery plugin that makes font-sizes flexible for responsive headlines with ratio-based resizing.

annyangTalAter/annyang

A tiny JavaScript library for adding speech recognition and voice commands to websites.

loadCSSfilamentgroup/loadCSS

A JavaScript function and HTML pattern for loading CSS files asynchronously to prevent render-blocking.

Golden Layoutgolden-layout/golden-layout

A JavaScript layout manager for creating multi-window, drag-and-drop web application interfaces.

Elevator.jstholman/elevator.js

A 'back to top' button that behaves like a real elevator with elevator music to smooth the scrolling experience.

Brythonbrython-dev/brython

An implementation of Python 3 that runs directly in web browsers, enabling Python as a client-side scripting language.

ml5ml5js/ml5-library

A friendly JavaScript library that makes machine learning accessible in the browser for artists, creative coders, and students.

js-yamlnodeca/js-yaml

A fast and complete YAML 1.2 parser and dumper for JavaScript, supporting multiple schemas and CLI usage.

nlp.jsaxa-group/nlp.js

A modular natural language processing library for Node.js and React Native, designed for building multilingual chatbots and language utilities.

chance.jschancejs/chancejs

A minimalist random generator library for JavaScript that produces random numbers, strings, names, addresses, and more.

Chartkickankane/chartkick

Create beautiful JavaScript charts with one line of Ruby, eliminating the complexity of charting libraries.

rickshawshutterstock/rickshaw

A JavaScript toolkit for creating interactive time series graphs with D3.js integration.

JSMpegphoboslab/jsmpeg

A lightweight JavaScript video player with MPEG1/MP2 decoder for static files and low-latency WebSocket streaming.

redux-actionsacdlite/redux-actions

Flux Standard Action utilities for Redux to simplify action and reducer creation.

Standard Notesstandardnotes/app

An end-to-end encrypted note-taking app with cross-platform sync and self-hosting capabilities.

simplebarGrsmto/simplebar

A vanilla JavaScript library that replaces default browser scrollbars with custom CSS-styled ones while preserving native scrolling performance.

Spinfermyon/spin

An open-source framework for building and running fast, secure, composable cloud microservices with WebAssembly.

Lightboxlokesh/lightbox2

A lightweight JavaScript library for overlaying images on top of the current page with minimal setup.

heatmap.jspa7/heatmap.js

A JavaScript library for creating dynamic, canvas-based heatmaps on the web.

WhiteStorm.jsWhitestormJS/whitestorm.js

A super-fast 3D framework for web applications and games, built on Three.js with a component-based architecture.

WhitestormJSWhitestormJS/whs.js

A super-fast 3D framework for web applications and games, built on top of Three.js.

css-blockslinkedin/css-blocks

A component-oriented CSS authoring system that compiles to high-performance, maintainable stylesheets for design systems and app components.

WebSlidesjlantunez/webslides

Create beautiful HTML presentations, landings, and longforms with just basic HTML and CSS knowledge.

zrenderecomfe/zrender

A lightweight 2D graphic rendering library that powers Apache ECharts for creating interactive charts and visualizations.

notiejaredreich/notie

A dependency-free JavaScript suite for clean notifications, user input dialogs, and selection interfaces.

MelonJSmelonjs/melonJS

A modern, lightweight HTML5 game engine for creating 2D games with JavaScript and TypeScript.

TagUI (.2k)aisingapore/TagUI

An open-source RPA tool that automates repetitive tasks on websites, desktop apps, and the command line using a simple language.

URI.jsmedialize/URI.js

A JavaScript library for parsing, validating, and manipulating URLs with a clean, chainable API.

URI.jsmedialize/URI.js

A JavaScript library for parsing, validating, and manipulating URLs with a clean, chainable API.

justangus-c/just

A library of zero-dependency npm modules that each do just one thing, ideal for when bundle size matters.

is-thirteenjezen/is-thirteen

An npm package to check if a number is equal to 13 with a fluent, chainable API.

slapslap-editor/slap

A Sublime-like terminal-based text editor with mouse support, syntax highlighting, and extensive customization.

Bounce.jstictail/bounce.js

A JavaScript library and tool for generating beautiful CSS3 keyframe animations with a simple API.

Antfu Eslint Configantfu/eslint-config

An opinionated, auto-fixing ESLint flat config preset for TypeScript, Vue, React, and more, designed to work standalone without Prettier.

randomcolordavidmerfield/randomColor

A tiny JavaScript library for generating attractive random colors with customizable hue, luminosity, and format.