4.4 (02/2010) Maximizing and tiling by snapping to the screen-edges, grouping and tabbing.[5] 4.5 Tiling.[6] (removed in version 4.10) 4.9 Incompatible API change.[7] 4.11 Last release based on KDE Platform 4. Experimental Wayland support.[8] 5.0 First release based on KDE Frameworks 5 and Qt 5.[9]