Gimp’s software has a strong presence in the graphics editing world and has built a strong community. Best used for small graphics and photo editing.
Uses: DTG, all-over print, poster & canvas printing, sublimation, UV printing, photo editing
Price: Free
Platforms: Windows, macOS, Linux
Supported file formats: PSD, JPEG, PNG, GIF, PDF, EPS
Color space: RGB, CMYK (only with a plugin)