Galaxy Simulator
N-Body · Barnes–Hut · Leapfrog
150k self-gravitating stars on a Milky-Way-calibrated disk + bulge + NFW halo. Spiral arms emerge from Toomre instability.
v0.1.0 · newParticle Life
Emergent · Asymmetric Forces
Thousands of colored particles obeying simple attraction/repulsion rules. Cells, chasers, and lifelike structures self-assemble from pure chaos.