use turbowarp: https://turbowarp.org/1188722634?hqpen&fps=60&limitless this is a 0 costume project and all visuals are represented using the Pen tool. it is pretty advanced for scratch standards and supports: 1. undo / redo 2. export / import 3. animated strokes 4. mobile phones 5. RGB colors 6. stroke thickness but i may be working on: 1. layer system 2. movable canvas 3. compression for exported images 4. storing data efficiently 5. performance
it has a whole engine that makes creating the GUI pretty easily even tho it lacks using sprites you can remix this project as much as you want and blocks are open source
