Hardhat is a development environment to compile, deploy, test
A component toolkit for creating live-running code editing experiences
TypeScript-centric app development platform
Check the browser compatibility of your code
The most complete Angular UI component library
TypeScript style guide, formatter, and linter
ANTLR4 language support for Visual Studio Code
A complete solution to package and build a Electron app
Run upstream VS Code on a remote machine with access
Define composable configuration models through code
SonarSource Static Analyzer for JavaScript and TypeScript
Open-source Claude Code/Codex Web UI
React Ace Component
AI code reviews, just like your senior dev would do
A cross-platform C# editor and playground
Matter AI is open-source AI Code Reviewer Agent
The Open Standard for Generative UI
Web framework built on Web Standards
Locally test and debug chat bots built with the Bot Framework SDK
Open source framework for building truly native mobile apps
Front-end low-code framework to generate various pages through JSON
The modern replacement for Jupyter Notebooks
Amplication is an open‑source development tool
Pretty diff to html javascript library (diff2html)
APITable, an API-oriented low-code platform for building apps