Repository: https://github.com/ryuuzaki42/KDiff3_AppImage
Last version, need GlibC >= 2.34: https://github.com/ryuuzaki42/KDiff3_AppImage_last_version
Full version, with Qt6 and Glibc 2.34: https://github.com/ryuuzaki42/AppImage_Full_ArchImage/releases?q=KDiff3