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:

• Better presentation of Layer Groups in Timeline #5651[github.com] #5758[github.com]

• Fixed hidden layers affect z-index #5681[github.com]

• New [c]-power-of-two-size[/c] CLI parameter to create sprite sheets with a power of two size #2289[github.com]

• Fixed bug opening [c].aseprite-extension[/c] from Windows File Explorer #5744[github.com]

• 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[github.com]

• Lua API:

  • New plugin API to add custom file formats when loading/saving sprites #4950[github.com] #5174[github.com]

  • Improved Dialog labels and buddy enabled handling #5117[github.com] #5554[github.com]

  • Added support for eyedropper tool in [c]app.useTool()[/c]

• Fixed Edit > Insert Text which doesn't paste text on viewport's center #5615[github.com]

• Allow installing extensions by dropping them into the preferences dialog #5697[github.com]

• Fixed tips for thin filled ellipses (thanks to @emmachase[github.com])

• Fixed underscore and strike-sthrough not shifted with layer's name #5736[github.com] (thanks to @sliva0[github.com])

• Fixed color picker selecting below alpha bar #2006[github.com] (thanks to @luke-henry-04[github.com])

• Fixed selection tool performance in tilemap layers in 'Tiles' mode #5760[github.com]

• Fixed crash when painting in an empty tilemap in manual mode #5717[github.com]

• Fixed bug showing invalid zoom level in status bar #5545[github.com] (thanks to @Darth712[github.com])

• Release mouse capture after switching to other app with Alt+Tab #325[github.com] #5601[github.com] #5691[github.com]

• Fixed the Palette unlock icon (thanks to @thkwznk[github.com])

• Added some missing translation strings for the Advanced Mode dialog #5704[github.com]

• macOS: Inactive window doesn't pass events to window below #4561[github.com] #4835[github.com]

• Linux: Don't change process name to "main"

• [c].aseprite[/c] decoder/encoder:

  • Fixed crash decoding invalid external file types

  • Fixed stack overflow decoding multiple level of properties

• Lua API:

  • Update API version[aseprite.localhost] to 40

  • Fixed moving active cel to 0,0 when drawing for some specific scripts #5679[github.com]

  • Added [c]Sprite.hasAssociatedFile[/c] property #5721[github.com]