• Add auto create areas functionality in areas navigator page
• Add top toolbar setting that isn't integrated with the appbar
• Add option to have multiple toolbar columns
• Add multi columns for toolbar (#589)
• Add pointer test to behavior settings
• Change area enter and exit to the left of the area name in areas navigator page
• Change current area on area click in areas navigator page if the current area is not the clicked area
• Improve friction
• Use percents for zoom in document properties
• Readd drawing outside of window (#521)
• Fix baking when animating smooth navigation
• Fix eraser
• Fix crash and size when loading pdf or big butterfly files (#645)
• Fix toolbar size setting saving
• Fix template dialog loading failed
• Fix grid x position negation
• Update linux appdata

Read more here: https://linwood.dev/butterfly/2.1.0-beta.4