Aseprite v1.3.15.3 & v1.3.16-beta1 Sep 23, 2025

Hi pixel lovers! Today we’ve released Aseprite v1.3.15.3 including some fixes and v1.3.16-beta1 with a few nice features.

Remember, beta versions are available only through Steam.

What’s new

Aseprite v1.3.16.beta1 (art by DrSmey)

Added “Run Command” window (press Ctrl+Space to try it!) #5393 featuring:
- Aseprite’s command search
- Input of math expressions
- Inline Lua script evaluation
Added UI customization by making all elements on screen dockable/movable/resizable #518 #3485
Lua API:
- Added ‘ui’ parameter to all commands for enabling/disabling user interaction through their dialogs #3025

Aseprite v1.3.15.3

Fix UI theme colors to match theme color space commit c444b56
Context matching and prioritization using keyboard shortcuts #5390
Fixed Color Management issues (t/15751), (t/21945)
Lua API:
- [lua] Update scripting API version to 36
- [lua] Enclose key names for plugin preferences with [“…”] when it’s required #5412

Aseprite v1.3.15.4 & v1.3.16-beta2

Fixed random crashes applying filters (Replace Color, Outline, etc.) #4991
Fixed crash with certain scripts pasting images with an empty selection #5361
Fixed crash dropping certain images #5447https://github.com/aseprite/aseprite/issues/4388
Fixed mouse gestures not working after switching tabs #4388 (thanks to @JoshuaL03)