Hi Asepriters! Today we're releasing a patch with several bug fixes, and a little new v1.3.18-beta2 with some changes about how layer groups are presented in the timeline:

What's new in Aseprite v1.3.18-beta2
Fixed hidden layers affect z-index #5681
New -power-of-two-size CLI parameter to create sprite sheets with a power of two size #2289
Fixed bug opening .aseprite-extension from Windows File Explorer #5744
Fixed right-click on multi-line text editor (e.g. user data field)
Avoid confusing Eyedropper behavior when there is no Reference Layer available #5685
Lua API:
What's new in Aseprite v1.3.17.1
Fixed Edit > Insert Text which doesn't paste text on viewport's center #5615
Allow installing extensions by dropping them into the preferences dialog #5697
Fixed tips for thin filled ellipses (thanks to @emmachase)
Fixed underscore and strike-sthrough not shifted with layer's name #5736 (thanks to @sliva0)
Fixed color picker selecting below alpha bar #2006 (thanks to @luke-henry-04)
Fixed selection tool performance in tilemap layers in 'Tiles' mode #5760
Fixed crash when painting in an empty tilemap in manual mode #5717
Fixed bug showing invalid zoom level in status bar #5545 (thanks to @Darth712)
Release mouse capture after switching to other app with Alt+Tab #325 #5601 #5691
Fixed the Palette unlock icon (thanks to @thkwznk)
Added some missing translation strings for the Advanced Mode dialog #5704
macOS: Inactive window doesn't pass events to window below #4561 #4835
Linux: Don't change process name to "main"
.aseprite decoder/encoder:
Fixed crash decoding invalid external file types
Fixed stack overflow decoding multiple level of properties
Lua API:
Update API version to 40
Fixed moving active cel to 0,0 when drawing for some specific scripts #5679
Added Sprite.hasAssociatedFile property #5721