Physics & Simulation

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Particle Life

Artificial ecosystems from attraction/repulsion rules. 5 species, emergent behavior.

Simulation ☉

N-Body Gravity

Create solar systems, binary stars, and star clusters. Real gravitational physics.

Physics ❀

Spirograph

Hypotrochoid and epitrochoid curves from nested rotating circles. Pure geometry.

Math ◉

Color Lab

Color wheel picker with harmony palettes. Complement, analogous, triadic, and more.

Design ⁓

Physics Sandbox

Verlet integration with rope, cloth, soft body, bridge, and ragdoll simulations. Drag and cut.

Physics ◎

Wave Interference

2D wave interference with placeable sources. Two-slit, circle array, wave front presets.

Physics △

Abelian Sandpile

Drop sand, watch fractal avalanches cascade. Self-organized criticality made visible.

Math ≋

Fluid Dynamics

Navier-Stokes 2D fluid with RGB dye, velocity and vorticity views. Jos Stam's stable fluids.

Physics ✧

Galaxy Simulator

Spiral, barred, elliptical, ring galaxies, and galaxy collisions. Up to 15,000 stars.

Simulation ∷

Reaction-Diffusion

Gray-Scott model Turing patterns. Mitosis, coral, spirals, spots, mazes from two chemicals.

Simulation ⥢

Boids Flocking

Craig Reynolds' flocking: separation, alignment, cohesion. Predators, obstacles, multiple species.

Simulation ∞

Strange Attractors

Lorenz, Rössler, Chen, Aizawa, Thomas, Halvorsen, Dadras. 3D chaotic orbits projected to 2D.

Math ≋

Eulerian Fluids

Grid-based fluid dynamics with density, velocity, and vorticity visualization.

Physics ○

3D Game of Life

Conway's Game of Life extended to three dimensions with isometric rendering.

Simulation ◎

Orbit Toy

Gravity sandbox. Click and drag to launch bodies around a central star. Colorful trails.

Simulation 🌊

Wave Simulator

Explore wave physics: superposition, standing waves, Doppler effect, and ripple tanks.

Physics 🧬

Game of Life

Conway's cellular automata with patterns, speed control, and infinite canvas.

Simulation ☀

Solar System

Interactive solar system with all 8 planets, speed control, and planet info.

Simulation 🪐

Gravity Sandbox

N-body gravity simulation with trails, collision, and presets.

Simulation ✨

Particle Life

Emergent behavior simulation with colored particles attracting and repelling.

Simulation 🌊

Wave Simulator

Visualize wave interference, standing waves, Doppler effect, and beats.

Physics 🧬

Cellular Automata

Game of Life, Highlife, Seeds, and more with preset patterns.

Simulation 🛰

Orbital Mechanics

Launch satellites around a planet with realistic gravity simulation.

Physics ⛅

Weather Sim

Simulated weather dashboard with forecasts and temperature graphs.

Simulation ⚙

Gears

Meshing gear train simulation with configurable gear counts and ratios.

Simulation 📈

Stock Ticker

Simulated stock market with portfolio trading and news events.

Simulation ⛅

Weather Dashboard

Simulated weather dashboard with forecasts and animated icons.

Simulation ✈

Paper Airplane

2D flight physics simulator with launch angle, force, and wind.

Physics ◉

Abelian Sandpile

Watch fractal patterns emerge from simple rules.

Simulation ▣

Game of Life

Conway's cellular automaton with preset patterns and zoom.

Simulation ●

Pendulum Wave

Mesmerizing pendulum wave patterns with trail mode.

Physics ⚛

Particle Sim

Physics particle simulation with gravity, collisions, and forces.

Simulation