Procedural Retro & Sci-Fi Game Audio Synthesizer Engine

Headless procedural audio synthesis engine in pure Python stdlib with PolyBLEP, ADSR, filters, effects & 194 tests.

Production-grade, headless, procedural audio synthesizer engine built entirely in pure Python standard library. Features PolyBLEP band-limited anti-aliased oscillators (Sine, Square with variable duty-cycle, Sawtooth, Triangle, White Noise, Voss-McCartney Pink Noise), ADSR envelopes with exponential/linear curves, state-variable resonant filters (LPF, HPF, BPF), full effects suite (Bitcrusher, Overdrive Distortion, Delay/Echo, Flanger, Schroeder Reverb), 8 procedural game SFX presets (Laser, Explosion, Jump, Powerup, Coin, Click, Chirp, Buzzer), standard 16-bit PCM WAV read/write, and high throughput (>6,150,000 samples/sec).

• Python 3.10+ Native (Zero External Dependencies)
• PolyBLEP Anti-Aliased Waveforms (Sine, Square, Saw, Triangle)
• 194/194 Pytest Suite Passing (100% Deterministic)
• State-Variable Filters (LPF, HPF, BPF with Q-Resonance)
• Effects: Bitcrusher, Distortion, Delay & Schroeder Reverb
• 8 Instant SFX Presets: Laser, Explosion, Jump, Powerup, Coin, Click
• CLI: Benchmark (>6.1M samples/s), Batch WAV Export, Preset Gen
• Royalty-Free Commercial License