PHYSARUM: Slime Mold Simulator Demo

PHYSARUM: Slime Mold Simulator Demo

Note: PHYSARUM takes advantage of compute shaders, older GPUs/drivers may encounter issues. Use this demo to check if your system can run the full release without issues!

A mesmerizing and relaxing simulation sandbox.

Watch the slime mold Physarum polycephalum grow in real time as you tweak and mutate its properties. Learn about the real life organism and discover different ways to manipulate its behavior. Encounter countless unique and organic looking patterns with a seemingly simple multi-agent chemoattractant system.


  • Watch as many slimes as your computer can handle interact with each other
  • Discover new and unique patterns and share them with others (Join our Discord!)
  • Create environments with drawings, images, videos, or a live feed from your webcam and watch the slimes take its form
  • Watch different slimes transform into each other with the morph system

PHYSARUM: Slime Mold Simulator Demo


PC requirements:
  • Requires a 64-bit processor and operating system
  • OS: Windows 8+ 64 bit
  • Memory: 2 GB RAM
  • Graphics: GPU with Direct3D feature level 12_0 or higher (Most GPUs released 2014/2015 or later should be compatible)
  • Storage: 150 MB available space
  • Requires a 64-bit processor and operating system

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