Developer tools

Strapi: The open-source headless CMS for flexible content management with JavaScript/TypeScript.

A robust JavaScript library for parsing, validating, manipulating, and formatting dates and times.

Powerful HTML tools for modern web development

Standalone test spies, stubs, and mocks for JavaScript

JSHint: A Static Code Analysis Tool for JavaScript

Build data-driven portals and dashboards with CxJS, the TypeScript-first UI framework for enterprise applications

Build modern websites faster with Nue, the lightweight development environment designed for speed and simplicity

Fastify: A high-performance Node.js web framework with minimal overhead.

Open-source Node.js framework for building database-driven websites, apps, and APIs with GraphQL

Fresh Framework: A fast, reliable, and simple web framework built for modern development.

An ultra-fast JavaScript bundler for modern web development

A full-stack MVC framework for building real-time collaborative web apps

Build mobile apps with HTML, CSS, and JavaScript for iOS and Android

Powerful, free code editor with AI assistance for developers across all platforms

Modern asset bundling for web applications

Bun: The all-in-one JavaScript, TypeScript & JSX toolkit for faster development

Jasmine: A lightweight JavaScript testing framework for browsers and Node.js

Full-featured browser automation and testing for developers and AI agents

Mocha: The flexible JavaScript test framework for Node.js and browsers

Next-generation testing framework powered by Vite for fast, lightweight, and integrated testing

High-performance RPC framework for modern distributed systems

Lightweight React testing library for writing maintainable, user-focused tests

Build cross-platform applications with Apache Flex, the open-source framework for web and mobile development.

Build cross-platform web apps and APIs with ASP.NET Core