GUI, Input, System
Druid - powerful Defold component UI library. Use basic Druid components or make your own game-specific components to make amazing GUI in your games
Animation, Editor, GUI, Too...
Panthera Software - give you the huge speed up at Defold animation flow even with more accuracy! You not required to do animations via code and run the game every change to see the changes. Make animations and export it via code right into the game!