Testing Kotlin and Java annotation processors, compiler plugins
State of the art mutation testing system for the JVM
Go library that makes it easier to write automated tests
SikuliX version 2.0.0+ (2019+)
Formatted output of timed sections in Julia
Scalable open source load testing tool
Supports tests, providing lightweight, throwaway instances of database
Delightful JavaScript Testing
Cucumber for Ruby
Testing for Developers. Toolkit that creates test-cases and data mocks
Write tests against structured configuration data
Find vulnerabilities, misconfigurations, secrets, SBOM in containers
Install and run Python applications in isolated environments
Test Runner for JavaScript
Thou Shalt Write Tests in Go
OS-agnostic, system-level binary package manager
SoapUI is a free and open source cross-platform functional testing
Automatically mock your HTTP interactions to simplify testing
Bash automated testing system
Development tools and libraries specialized for Angular
Coverage-guided, in-process fuzzing for the JVM
Super-agent driven library for testing node.js HTTP servers
NUnit 3 Framework
The Swift (and Objective-C) testing framework
A modern, C++-native, test framework for unit-tests, TDD and BDD