InstaCalc Developer Lab

Explore 20 adorable mathematical foes (Addition Puff, Minus Noodle, Division Duckies, Toki Mascot, Pi Chick, Integral Cat) with interactive expressions, animation speeds, and PNG sprite sheet export.

12 Geometry Wars beat tracks and instant SFX pads driven live by evaluated soundtrack.ic & sfx.ic formulas. 808 Sub-bass drops, FM synthesis, and resonant filter sweeps.

Paint pixel art directly into multitrack songs! 7 tracks (FM Lead, Harmony Pad, 808 Sub-Bass, Kick, Snare, Hi-Hat, Glitch) with real-time scanline sweep, iconic presets (Calcy, Space Invader, Heart, Sword), and .ic export.

100% self-describing mathematical pixel font defined in calcy-font.ic. Features optical kerning, bold/black font weights, side-by-side arena, LCD screen simulation, and complete Greek/calculus glyph coverage.

Inspect the high-satisfaction collision dynamics matrix pairing 5 player weapons (Laser, Saw, Scatter, SIMD Inferno, Railgun) against mathematical foes with real-time screen shake and spark physics.

Real-time 3D DDA raycasting workbench for RIP & PARSE. Tune FOV, depth fog attenuation, compiler phase weapons, monster kinematics, and inspect demon calculations in AST order.

Interactive preview of Calcy's friendly retro-cartoon redesign: thumbs-up pose, expressive glossy eyes, cheek blush, gold '=' key, and live idle bob animation.

High-readability cartoon foe sprites from Plus brute and Minus dart to Exponent rocket and the 64x64 Calculus Cyberdemon titan with atlas export.

Full scorecard and inventory of all 97 pure .ic sheets across the standard library, game logic, procedural audio, particle physics, UI themes, and enemy swarms.