Mixtape Builder: Build It. Use It. Stack It.

You are about to learn how to build a system that takes multiple music tracks and blends them together into one seamless MP3 — automatically. No DJ software. No manual editing. Just code, a free tool called FFmpeg, and a Node.js server you run from your own computer. By the end of this lesson you will have a working Mixtape Builder you can use for your own music, offer to other artists, and monetize three different ways.