Installing unstable GIMP with Flatpak
Add Flathub-Beta
Add the Flathub-Beta remote repository:
flatpak remote-add --user flathub-beta https://flathub.org/beta-repo/flathub-beta.flatpakrepoInstall GIMP beta
Install org.gimp.GIMP form flathub-beta:
flatpak install --assumeyes --user flathub-beta org.gimp.GIMPRun GIMP
If you have other GIMP versions installed you will have to specify the “beta” version with //beta.
flatpak run org.gimp.GIMP//betaOtherwise you can just run:
flatpak run org.gimp.GIMPAlso, in the desktop menus (like KRunner) this version of GIMP will have (beta) in its name so there is no chance to miss it.