Open-Source Music Visualisers

Open-source Node.js tool from New York Public Radio for turning audio clips into waveform videos.

High-resolution real-time spectrum analyser available as a web music player and a JavaScript library.

Open-source standalone Windows visualiser built on a customised MilkDrop 2 engine.

WebGL implementation of the MilkDrop visualiser that runs MilkDrop presets in the browser.

Console-based audio spectrum visualiser for Linux, macOS, FreeBSD and Windows.

Graphical Linux audio visualiser for GNOME, built on the cava engine.

Browser-based live coding environment for networked visuals, with audio reactivity through FFT input.

JavaScript audio feature extraction library for building audio-reactive web and Node.js projects.

Free, open-source online music visualiser for making visualiser videos in the browser.

Open-source synthesiser and plugin for making oscilloscope music by drawing 3D objects, images and text with audio.

Free, open-source software oscilloscope for viewing and exporting oscilloscope music on a computer.

Beginner-friendly creative coding library whose sound add-on provides FFT and amplitude analysis for visualisers.

Open-source, cross-platform reimplementation of MilkDrop, available as a library and in several media players.

Free, open-source application for visualising, analysing and annotating audio recordings.

Lightweight, open-source acoustic spectrum analyser that draws a spectrogram of an audio file.

Free, open-source media player with built-in audio visualisations including spectrum, scope, Goom and projectM.

Open-source JavaScript library for rendering interactive audio waveforms in web pages.

Open-source recreation of Winamp 2 in the browser, including a MilkDrop visualiser window.