Collagol stands for Collaborative Game of Life is a persistent game of life universe.

The page is just a facade using Canvas2D in Javascript for the world that is updated using a Go backend. Front and back communicate through a websocket, each update sends the entire world to every connected user.

Sorted by priority:

• RLE Sharing
• Smarter zoom on region
• Add timestamps for messages
• Show messages once they are downloaded
• Rename brushes
• Change eraser size dynamically
• Optimize update & network using tiles
• Temporary RLE
• Identify which cells was placed by player

Done:

• Fix cursor not aligned (overhaul projection/unprojection)
• Bigger world
• Implement Hashlife/Fast updater
• Translation and scroll
• Optimized networking
• Better mobile support / responsive design
• One IP at a time only
• Redo CSS to support more resolutions
• Shortcuts for rotation and flipping
• Bigger eraser
• Add send button
• Change /connected endpoint to WS
• Optimize draw using Uint32