7-Zip
System Utilities
A free, open-source file archiver for Windows with its own high-compression 7z format and support for many common archive types.
Open sourceWin 11Win 10Win 7
Free & open-source software for Windows 7
Free and open-source applications whose official project sources state that the current release works on Windows 7. Many modern applications no longer support Windows 7, so this list is intentionally short.
Only applications whose official sources state support for Windows 7 in the current release are listed here. See the full compatibility overview.
Applications verified for Windows 7
Other Windows versions: Windows 11 · Windows 10