Shims for new ES modules features on top of the basic modules support in browsers

Create a JavaScript Action with tests, linting, workflow, publishing, and versioning

JavaScript SVG parser and renderer on Canvas

Empower your website frontends with layouts, meta-data, pre-processors (markdown, jade, coffeescript, etc.), partials, skeletons, file watching, querying, and an amazing plugin system. DocPad will …

Console for mobile browsers

A curated list of awesome jQuery plugins, resources and other shiny things.

A cutting-edge CSS reset infused with sensible enhancements and a keen focus on utilizing system fonts.

A small user-agent detection library (1 kB).

Transforming styles with JS plugins

Polyfill for the inert attribute and property.

Minimal and dependency-free vanilla JavaScript polyfill for the awesome datalist-functionality

Fast and lightweight dependency-free vanilla JavaScript polyfill for native lazy loading / the awesome loading='lazy'-attribute.

NodeJS module to create polyfill bundles tailored to individual user-agents.

Build NW.js applications for Linux, MacOS and Windows

Visual Development for React, Vue, Svelte, Qwik, and more

User Interface Toolkits for Node.js

Markdown parser, done right. Commonmark support, extensions, syntax plugins, high speed - all in one. Gulp and metalsmith plugins available. Used by Facebook, Docusaurus and many others! Use https:…

Custom scrollbars vanilla javascript library with native scroll, done simple, lightweight, easy to use and cross-browser.

Test'em 'Scripts! A test runner that makes Javascript unit testing fun.

Framework for transforming Cascading Style Sheets (CSS) from Left-To-Right (LTR) to Right-To-Left (RTL)

The Pencil Project's unique mission is to build a free and opensource tool for making diagrams and GUI prototyping that everyone can use.

A tiny CSS in JS library that requires no tooling

Robust and easy to use PHP Framework for Web Apps

A small tutorial to show how to create a PHP application without a framework.

Faster user-land reimplementations for several common builtin native JavaScript functions.

Convert CommonJS (CJS) modules to UMD and ESM formats

tap-producing test harness for node and browsers

🌩️ A list of awesome online development environments

A hub of Free and open-source software for developers