Now continued as OculiX — see oculix.org
Scalable open source load testing tool
Go library that makes it easier to write automated tests
Thou Shalt Write Tests in Go
Delightful JavaScript Testing
SoapUI is a free and open source cross-platform functional testing
Test Runner for JavaScript
Formatted output of timed sections in Julia
State of the art mutation testing system for the JVM
Find vulnerabilities, misconfigurations, secrets, SBOM in containers
Development tools and libraries specialized for Angular
Automatically mock your HTTP interactions to simplify testing
Supports tests, providing lightweight, throwaway instances of database
Testing for Developers. Toolkit that creates test-cases and data mocks
Coverage-guided, in-process fuzzing for the JVM
Bash automated testing system
The Swift (and Objective-C) testing framework
OS-agnostic, system-level binary package manager
Write tests against structured configuration data
Super-agent driven library for testing node.js HTTP servers
PerfView is a CPU and memory performance-analysis tool
A Coverage-Guided, Native Python Fuzzer
A modern, C++-native, test framework for unit-tests, TDD and BDD
Install and run Python applications in isolated environments
Cucumber for Ruby