A CSS-first, native, zero-build layout and styling framework for web designers.
Full featured HTML framework for building iOS & Android apps
:fire: An extremely fast, React-like JavaScript library for building modern user interfaces
A declarative, HTML-based language that makes building web apps fun
💻 Democratizing Snippet Management (macOS/Win/Linux)
The Pencil Project's unique mission is to build a free and opensource tool for making diagrams and GUI prototyping that everyone can use.
The U.S. Web Design System helps the federal government build fast, accessible, mobile-friendly websites.
A JSX-based page builder for creating beautiful websites without writing code
A build system for creating cross-platform styles.
A full-featured, open-source content management framework built with Node.js that empowers organizations by combining in-context editing and headless architecture in a full-stack JS environment.
Skills for agents
scanner detecting the use of JavaScript libraries with known vulnerabilities. Can also generate an SBOM of the libraries it finds.
Open-source reporting platform to build and share live dashboards from APIs, SQL and NoSQL databases, with powerful AI assistant, scheduling, and embeddable charts 📈📊
Curated lessons on getting started building agents with Copilot Studio
OpenUI5 lets you build enterprise-ready web applications, responsive to all devices, running on almost any browser of your choice.
Neo.mjs is a self-evolving software organism: a professional end-to-end AI engineering team whose cross-model swarm inhabits live apps via Neural Link, Active Hybrid GraphRAG, DreamService, and self-healing loops.
Simple set of CLIs to scaffold and build React Native libraries for different targets
A command line tool to help build, run, and test web extensions
Validate XML, Parse XML and Build XML rapidly without C/C++ based libraries and no callback.
:star: A place to find the best components to build amazing web applications. The best of JavaScript!
Packaged version of Ace code editor
Small self-contained pure-Go web server with Lua, Teal, Markdown, HTTP/2, QUIC, Redis, TypeScript, npm-less React 19, SQLite, and PostgreSQL support ++
Build apps that AI can generate, humans can review, and teams can maintain. Config that works between code and natural language.
A jQuery plugin for drag and drop form creation
An HTML5, jQuery-based widget library for building modern web apps.
Professional context and harness engineering for Claude Code and OpenAI Codex. Build production-grade software with spec-driven development, TDD, persistent memory, quality gates, code intelligence, human oversight, and end-to-end verification.
Free and open source no-code application builder
JavaScript build tool, similar to Make or Rake. Built to work with Node.js.
The source for the Firebase codelab for building a cross-platform chat app
Datamining Discord changes from the JS files
A wrapper that exposes Google AI Studio Build as OpenAI, Gemini, and Anthropic compatible APIs.(一个将 Google AI Studio Build 封装为兼容 OpenAI / Gemini / Anthropic 风格 API 的工具)
Build NW.js applications for Linux, MacOS and Windows
🍃 Create Elm apps with zero configuration
tiny-world-builder
GOV.UK Frontend contains the code you need to start building a user interface for government platforms and services.
A modern performance-focused theme development toolkit for WordPress.
Run and build web code with Rspack.
React component for building accessible menu, dropdown, submenu, context menu, and more
A web framework for building multi-user virtual reality experiences.
Bankr Skills equip builders with plug-and-play tools to build more powerful agents.
A micro-library of stream components for building custom JSON and JSONC processing pipelines with a minimal memory footprint — parse, filter, and transform JSON far larger than available memory with a SAX-inspired token API, on Node.js or Web Streams.
A visual drag-and-drop editor for ESPHome displays (E-Ink, OLED, LCD, Touch), running as a Home Assistant integration or a standalone web app.
A tool to extract data from Open Street Map (OSM) to build the boundaries of the world's timezones.
🛠Development tools to build, optimize and deploy Progressive Web Applications for Magento 2.
An open source build platform designed for continuous delivery.
The purpose of this repository is to automatically build the most up-to-date version of jellyfin-tizen.
An old-school framework, maintained since 2013: two-way data binding for the HTML you already have.
Signed builds of OpenSwarm
The regex file necessary to build language ports of Browserscope's user agent parser.
✅ A step-by-step complete beginner example/tutorial for building a Todo List App (TodoMVC) from scratch in JavaScript following Test Driven Development (TDD) best practice. 🌱
Build NW.js applications for Mac, Windows and Linux using Grunt
IBM Equal Access Accessibility Checker contains tools to automate accessibility checking from a browser or in a continuous development/build environment
Overture is a powerful JS library for building really slick web applications, with performance at, or surpassing, native apps.
Xel - Widget toolkit for building native-like Electron and Web apps
FFmpeg prebuilt binaries for NW.js / Chromium
CocoPlus is an Agentic Operating System for Snowflake Coco. It brings structured, multi-agent workflows to data engineering projects — covering everything from project initialization through spec, plan, build, test, review, and ship phases.
The best way to build a personality for your agent. Let Claude Code / OpenClaw ingest your data & build your AI soul.
BladewindUI is an open-source UI component library focused on helping developers build clean, modern, and responsive web applications faster. It provides a growing collection of thoughtfully designed, customizable components that are simple to integrate and easy to use.
NHS.UK frontend contains the code you need to start building user interfaces for NHS websites and services.
📚 A customizable dictionary extension that supports double-click lookups in 20+ languages, 1000+ dictionaries, text-to-speech, translation and Anki integration.