Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
Repository Index
47,133 repositories indexed
1–24 of 36 · Most stars
Front End interview preparation materials for busy engineers (updated for 2026)
High performance Node.js image processing, the fastest module to resize JPEG, PNG, WebP, AVIF and TIFF images. Uses the libvips library.
📗🌐 🚢 Comprehensive and exhaustive JavaScript & Node.js testing best practices (August 2025)
API, CLI, and Web App for analyzing and finding a person's profile in 1000 social media \ websites
☕️ Classic, reliable, trusted test framework for Node.js and the browser
Simple to use, blazing fast and thoroughly tested WebSocket client and server for Node.js
Node.js test runner that lets you develop with confidence 🚀
🐐 Simple and complete React DOM testing utilities that encourage good testing practices.
Simple JavaScript testing framework for browsers and node.js
Gray box end-to-end testing and automation framework for mobile apps
Integrated end-to-end testing framework written in Node.js and using W3C Webdriver API. Developed at @browserstack
Record, Replay, and Stub HTTP Interactions.
Test spies, stubs and mocks for JavaScript.
BDD / TDD assertion framework for node.js and the browser that can be paired with any testing framework.
Catch CSS curve balls.
Supercharged End 2 End Testing Framework for NodeJS
🔮 An easy-to-use JavaScript unit testing framework.
SpeedTest by OpenSpeedTest™ is a Free and Open-Source HTML5 Network Performance Estimation Tool Written in Vanilla Javascript and only uses built-in Web APIs like XMLHttpRequest (XHR), HTML, CSS, JS, & SVG. No Third-Party frameworks or libraries are Required. Started in 2011 and moved to OpenSpeedTest.com dedicated Project/Domain Name in 2013.
A command line tool to help build, run, and test web extensions
The fastest and smallest JavaScript polygon triangulation library for your WebGL apps
🐛 Memory leak testing for node.
A complete, fully tested and documented data structure library written in pure JavaScript.
Passive API key and secret discovery browser extension for Chrome and Firefox. 80+ detection patterns, zero config.