Apps similar to Pizzicato.js include Web Audio DAW, which is free and open source. Other options are Tuna.js and Tone.js. In total there are three apps like Pizzicato.js for self-hosting.
WAD is a Javascript library for manipulating audio using the new HTML5 Web Audio API. It greatly simplifies the process of creating, playing, and manipulating audio, either for real-time playback, or at scheduled intervals.
Tone.js is a Web Audio framework for creating interactive music in the browser. The architecture of Tone.js aims to be familiar to both musicians and audio programmers looking to create web-based audio applications.
