Testing for Developers. Toolkit that creates test-cases and data mocks
State of the art mutation testing system for the JVM
Create browser tests 10x faster
A Coverage-Guided, Native Python Fuzzer
NUnit 3 Framework
LCOV
Delightful JavaScript Testing
Test Runner for JavaScript
Go testing in the browser, integrates with `go test`
Set of tests for fuzzing engines
Utility for regression testing the visual appearance of web pages
Stupid memory latency and TLB tester
Generation of test suites from test specifications
Java (6&7) Code Coverage Plugin for NetBeans, based on JaCoCo