• Auto Save and Versions can be disabled in the Preferences window
• The Info window has been integrated with document windows

- Added HSV color sorting commands to palette panels
- Implemented support for Auto Save + Versions
- Tool hotkeys are now shown in tooltips in the Tools palette
- Sped up color frequency counting
- Reduced CPU and RAM usage while working with larger images
- Improved undo/redo support app-wide
- Layer selection fixes
- Fixed a crash that would occur while exporting animated GIFs
- Fixed crashes in the Preview window
- General improvements

-Faster color frequency counting
-Added HSV color sorting options to palette panels
-Fixed a crash that would occur while exporting animated GIFs
-Experimental support for Auto Save + Versions - please file any bugs you encounter
-Tool hotkeys are now shown in tool tips in the Tools palette
-Layer selection fixes
-Reduced CPU and RAM usage while working with larger images
-Better undo/redo support app-wide in preparation for Auto Save + Versions support
-Fixed crashes in the Preview window

- Experimental support for Auto Save + Versions - please file any bugs you encounter
- Tool hotkeys are now shown in tool tips in the Tools palette
- Layer selection fixes
- Reduced CPU and RAM usage while working with larger images
- Better undo/redo support app-wide in preparation for Auto Save + Versions support
- Fixed crashes in the Preview window

What's New in Version 3.5.3
- Added a new Fill with Active Color command under the Edit menu which acts on the current selection or entire canvas
- Restored 'Tool Properties' shortcut
- More intuitive image sequence exporting UI
- Updated icon to 1024×1024px
- Smaller binary size
- Under-the-hood improvements

Fixed an issue where the 'File Format' selector would be empty

• Half of Pixen's Help pages have been migrated to the Wiki on GitHub
• Added support for dragging and dropping image files into the Layers pane
• Updated the 'Discover Pixen' tutorial
• Pixen is now App Sandbox-compatible
• Fixed issues with undoing layer merges
• Fixed an issue where 0x0px selections would prevent drawing
• General stability and usability improvements

• The recently-introduced custom drawing crosshair was replaced with the system one
• Fixed color transparency issues that would occur while opening certain images

• Full screen support has been added to animation documents
• Animation previews are now shown in the Preview window
• The Resize Canvas prompt has been simplified
• Gimp palettes can now be imported and exported
• Layer selection is maintained when switching animation cels
• Colors can now be modified from the frequency palette of documents
• The Zoom In command now uses the Command+ shortcut
• The matching of hotkeys has been improved
• Undo now works correctly when regions of selected pixels are moved
• Fixed drawing issues pertaining to the Alignment Crosshair
• Fixed an issue where color palettes would be empty
• Fixed an issue where the Pencil tool would start behaving like the Line tool
• The Preview window can now be dragged by clicking and dragging its content view
• General stability and usability improvements

- Greatly enhanced performance while opening and editing images with large color palettes. It now takes 0:20 minutes (down from 13:33 minutes) to generate a color frequency palette of an image containing 80k unique colors. RAM usage is also down from ~600 MB to ~90 MB. Please report any outstanding issues with palettes / colors.
- The movement of layers can now be undone
- Removed support for saving PICT files
- Redesigned the About panel
- Pixen now displays a custom document icon for supported palette documents, i.e. *.pxpalette files
- Refreshed some of the graphics in the Discover Pixen tutorial
- Improved the alignment of the alignment crosshair
- The default grid color is now a transparent shade of gray
- General stability and usability improvements