projectMFree
The cross-platform MilkDrop reimplementation (LGPL 2.1).
Linux · Mac · Win · Open sourceCollection · 17 visualisers · Updated 3 October 2026
17 Open-Source Music Visualisers
Open-source visualisers can be inspected, modified and embedded in other projects, subject to their licence. This collection groups them by what you would use them for. Licences are listed on each product page; note that copyleft licences such as GPL and AGPL carry obligations if you distribute modified versions.
projectM
Free
MilkDrop in WebGL, usable as an npm package (MIT).
Web · Open sourceButterchurn
· Browser MilkDrop Visualiser
Free
Standalone Windows MilkDrop 2 engine (BSD 3-Clause).
Win · Open sourceBeatDrop
· Desktop MilkDrop VisualiserWebamp
Free
Winamp 2 in the browser with Butterchurn built in (MIT).
Web · Open sourceWebamp
· Browser Music Playercava
Free
Terminal spectrum visualiser for Linux, macOS and Windows (MIT).
Linux · Mac · Win · Open sourcecava
· Console Music Visualiser
CavalierFree
GNOME desktop front end for cava (MIT).
Linux · Open sourceCavalier
· Linux Music Visualiser
musicvid.orgFree
Browser video maker (LGPL 2.1).
Web · Open sourcemusicvid.org
· Browser Music Visualiser
Free
Spectrum analyser app and library (AGPL 3.0).
Web · Open sourceaudioMotion
· Realtime Audio Analyser
Free
Live-coding visual synth (AGPL 3.0).
Web · Open sourceHydra
· Live Coding Visualiser
osci-renderFreemium
Oscilloscope music synthesiser and plugin (GPL 3.0).
Win · Mac · Linux · Open sourceosci-render
· Oscilloscope Music SynthOscilloscope
Free
Software oscilloscope with video export (MIT).
Win · Mac · Linux · Open sourceOscilloscope
· Oscilloscope Music Viewer
Sonic VisualiserFree
Research-grade audio analysis and annotation (GPL 2.0).
Win · Mac · Linux · Open sourceSonic Visualiser
· Audio Analysis App
Free
Spectrogram viewer (GPL 3.0).
Win · Mac · Linux · Open sourceSpek
· Spectrogram Analysis App
Audiogram (NYPR)Free
Self-hosted audiogram generator (MIT).
Linux · Mac · Open sourceAudiogram (NYPR)
· Audio-to-Video GeneratorLegacy
wavesurfer.jsFree
Waveform player library (BSD 3-Clause).
Web · Open sourcewavesurfer.js
· Interactive Waveform Libraryp5.js + p5.sound
Free
Creative coding library with FFT analysis (LGPL 2.1 / MIT).
Web · Open sourcep5.js + p5.sound
· Creative Audio CodingMeyda
Free
Audio feature extraction for JavaScript (MIT).
Web · Open sourceMeyda
· Audio Analysis LibraryListed in editorial order, grouped by approach. Inclusion is editorial and independent of sponsorship; see our methodology.
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