How it works
Every address has the locally administered bit set and the multicast bit clear, so it can never collide with a real vendor's hardware — the same convention operating systems use for MAC randomization.
Random MAC Address Generator
Free online random MAC address generator. Locally administered addresses that never collide with real hardware vendors.
Options
Output
Enable at least one option to generate.
A free tool by Steven Frady, a creative developer building apps, shaders, and interactive installations. See the work.