GIMP (GNU Image Manipulation Program) is an open-source image application software, available for several operating systems.
GIMP has all the major features of non-free image processing software. It is also extensible through scripting; see GIMP/Scripts
- Download Gimp for Windows.
- Download GIMP User Manual from same page (optional).
- Run the GIMP installer and User Manual installer.
Your distribution should have pre-compiled packages available. Use the appropriate package management tool to install.