Stars
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
Awesome list of open-source startup alternatives to well-known SaaS products 🚀
🏋️ Find out the cost of adding a new frontend dependency to your project
An enterprise-class UI design language and React UI library
Cheatsheets for experienced React developers getting started with TypeScript
⬢ Style props for rapid UI development
✨ Viselect - A high performance and lightweight library to add a visual way of selecting elements, just like on your Desktop. Zero dependencies, super small. Support for major frameworks!
Create graphs from your CommonJS, AMD or ES6 module dependencies
A React-based UI toolkit for the web
An advanced barcode-scanner written in JavaScript
Botkit is an open source developer tool for building chat bots, apps and custom integrations for major messaging platforms.
A JavaScript plugin for entering, formatting and validating international telephone numbers. Includes TypeScript definitions, plus React, Vue, Angular and Svelte components.
A quick, simple tool for creating, viewing, and sharing spatial data
A pure CSS library that provides you with a variety of nice-looking toggles
pmndrs / cannon-es
Forked from schteppe/cannon.js💣 A lightweight 3D physics engine written in JavaScript.
🌳 Tiny & elegant JavaScript HTTP client based on the Fetch API
Arduino bluetooth control
🖥️ Web Extension starter kit built with React, TypeScript, TailwindCSS, Storybook, Jest, EsLint, Prettier, and Webpack. Supports Google Chrome + Mozilla Firefox + Brave Browser + Microsoft Edge + O…
🏎 A set of primitives to build simple, flexible, WAI-ARIA compliant React autocomplete, combobox or select dropdown components.
Highly customizable notification snackbars (toasts) that can be stacked on top of each other
Format input text content when you are typing...
A fuzzy-search autosuggest component for Material-UI