Today we are releasing the new Aseprite v1.3 which includes more than 3 years of work! Available in the beta branch on Steam.

• New Tilemap layers editor
• New dark theme
• Added skew to selection
• Added text fields for the transformation
• Added global user data to sprites
• Added support to resize tags with drag & drop
• Added support to pick colors from the desktop
• Added F11 (⇧⌘F on macOS) to toggle full screen mode
• Added HSL palette gradients
• Added support to move the Preview window outside the main window
• Window resizing in real-time
• Rewritten GIF encoder/decoder

More info in the community site of Aseprite.