The OWASP ZAP core project
Enterprise integration testing framework
Desktop app for inspecting your React JS and React Native projects
Load testing tool for analyzing and measuring performance of services
Open Source record and playback test automation for the web
HTTP checks & tests (private & public) monitoring
Node library to automate Chromium, Firefox & WebKit with a single API
Concurrent browser tests for your Elixir web apps
Beyond the basics of Node.js testing
Fast, easy and reliable testing for anything that runs in a browser
qooxdoo - Universal JavaScript Framework
A TCP proxy to simulate network and system conditions for chaos
Testing for Developers. Toolkit that creates test-cases and data mocks
Headless Chromium-based web performance metrics collector
A fast, high-level web crawling and web scraping framework
Guarantee flawless API functionality with test scenarios
Install and run Python applications in isolated environments
SoapUI is a free and open source cross-platform functional testing
LazyLoad is a lightweight, flexible script that speeds up your website
Gateway service providing dynamic routing, monitoring and more
Supports tests, providing lightweight, throwaway instances of database
The Pentester’s Companion
An alternative side effect model library for Redux applications
Self-hosted Speedtest for HTML5 and more
Scalable open source load testing tool