Interactive Demos

🎴 Constraint Tarot

Draw a 5-card compositional spread. Each card represents a musical constraint — combine them to generate unique harmonic progressions.

Open Tarot →

🎸 Code as Music

Type code in any programming language and hear it transformed into music. Each syntax element maps to melodic and rhythmic patterns.

Start Coding →

🎵 AI Jam Session

Generate an 8-bar jam using constraint-based algorithms. Pick a preset and hit play.

🎹 Constraint Piano

Play a virtual piano where keys snap to lattice positions. Toggle snap on/off to hear the difference. See the A₂ lattice grid overlay in real time.

Play Piano →

Composition Tool

🎼 Constraint Composer

Full composition studio. Pick a genre, set constraint tightness, generate multi-bar sequences with Web Audio playback. Export to MIDI. Evolve your composition through generations.

Open Composer →

Research and Education

Sweet Spot Under-constrained Over-constrained

📊 Flow Hypothesis

The Goldilocks curve of musical constraint. Too few constraints = boring. Too many = chaotic. The sweet spot produces flow states.

📚 Education Materials

Class plans, curriculum guides, and teaching resources for bringing Constraint Theory into music education.

Browse Materials →

🏗️ Physical Instruments

Five instrument concepts that embody Constraint Theory principles — from lattice keyboards to harmonic resonance chambers.

View Concepts →