Voiden.md
Offline, Git-native API design, testing and documentation
Diffblue Cover
Automated generation of regression unit tests for Java
TestSpark
IntelliJ plugin for AI and search-based unit test generation
Beyond Compare
Compare and merge files, folders, images and tables
WinMerge
Open source differencing and merging tool for Windows
Meld
Visual diff and merge tool for files, directories and VCS projects