Now continued as OculiX — see oculix.org
State of the art mutation testing system for the JVM
Scalable open source load testing tool
SoapUI is a free and open source cross-platform functional testing
Test Runner for JavaScript
Go library that makes it easier to write automated tests
Delightful JavaScript Testing
Development tools and libraries specialized for Angular
Find vulnerabilities, misconfigurations, secrets, SBOM in containers
Supports tests, providing lightweight, throwaway instances of database
Formatted output of timed sections in Julia
Automatically mock your HTTP interactions to simplify testing
Testing for Developers. Toolkit that creates test-cases and data mocks
Automation for iOS, Android, and Windows Apps
PerfView is a CPU and memory performance-analysis tool
OS-agnostic, system-level binary package manager
Thou Shalt Write Tests in Go
A Coverage-Guided, Native Python Fuzzer
Install and run Python applications in isolated environments
Cucumber for Ruby
The most advanced tool for HTTP API
Bash automated testing system
Fast, easy and reliable testing for anything that runs in a browser
A modern, C++-native, test framework for unit-tests, TDD and BDD
NUnit 3 Framework