Hello everyone! 
Today we’ve released Aseprite v1.3-rc5. It includes a lot of bug fixes and some new features for tilemaps that will be handy for everyone:
Aseprite v1.3-rc5
- Added a list of Tilesets in the Sprite Properties dialog, where you can duplicate and delete tilesets #3875
- Added possibility to change the tileset associated to a tilemap layer
- Added Shift+F7 to hide other layers on Preview window (useful to see the active layer only)
- Support math expressions in color text entries #3900 (thanks to @Akylzhan)
- Changing properties of multiple cels now doesn’t overwrite fields that weren’t set #3886
- Right-click a tileset mode button to set it as the default/initial mode t/19487
- Delete unused tilesets after deleting tilemaps #3876
- Fixed several bugs when changing UI Scaling without restarting #3843 #3942
- Fixed bug where current playback direction on ping-pong tags were lost after scrolling #3903 t/18963
- Fixed error decoding pico-8 GIFs #3922
- Fixed exporting selection/slices to gif/fli/webp files #3827
- Fixed selected image is modified by moving the pivot point in certain positions #3901
- Fixed changing brush size w/drag value when multiple editors are opened #3884
- Linux: New support for experimental native file selector using zenity command line #1953 #2354, must be enabled explicitly from Edit > Preferences > Experimental > Use native file dialog as it has some issues #3974
- Fixes several crashes #3906, #3913, #3914
- Lua API changes:
- New
app.windowto access main window properties and resize events (thanks to @lampysprites) - Added native API
json.decode/json.encodeto parse JSON text #3233
- New
Aseprite v1.3-rc6
- Fixed regression with initial folder on Aseprite file selector #3979
- Fixed regression where the rectangular marquee is rotated when we are pressing Alt+Shift to subtract the selection #3976
- Fixed Magic Wand refers to visible layers even when the active layer is hidden #3939
- More fixes for the pixel-art Cyrillic script Unicode chars #3797 #3975