SPECTRA — ASCII music visualizer for OBS, Twitch and short-form video

A dual-stage audio visualizer combining Milkdrop Butterchurn shaders with GPU-accelerated GLSL ASCII typography rasterization.

Features and Scenes

Real-time FFT audio analysis, 120 FPS smooth rendering, 73 scenes including Matrix Katakana, Neo-Tokyo, Tron, Vaporwave, Cyberpunk, and 9:16 video clip recording.

How to use SPECTRA: OBS browser source, recording clips, keyboard shortcuts and scenes

Free OBS audio visualizer (browser source) · Music visualizer for TikTok and Reels · ASCII audio visualizer