Better On Turbowarp: https://turbowarp.org/1255604870 Try the much more optimized, higher FPS Planet Marching Cubes Project: https://scratch.mit.edu/projects/1264059426 HOLD and DRAG the Screen to Rotate Press SPACE to Save as OBJ (Let Me Know If This Does Not Work. Firefox Works Consistently But Brave Seems To Have A Strict Download Capacity) To review Built-In Functions, change the Function Example slider To change mesh detail, change the MARCHING_CUBE_INTERVALS slider ( don't go over ~50 without Turbowarp ) If you want to generate a mesh for a different function, go inside and change the output of "Marching Cubes Function" Credits: Inspired by https://scratch.mit.edu/projects/1017250219/, but no code is taken gist.github.com/dwilliamson/c041e3454a713e58baf6e4f8e5fffecd for Marching Cubes LUT https://scratch.mit.edu/projects/971821375/ for Trifill OBJ download is done with a data URI