Building Groovie, an Advanced Web-Based Drum Machine / Beat Sequencer
Summary
Groovie is a web-based drum machine/beat sequencer by Maxime Chevalier-Boisvert. The post traces the project’s evolution from early JavaScript music apps, describes a fully static app that encodes projects into URL fragments, and highlights 150+ samples, 32 patterns, a timeline for chaining patterns, and Web MIDI API integration.