Download Sleeve

Free to download, free to design. Notarized by Apple. Requires macOS 14+.

Download for Mac

Open the DMG, drag Sleeve to Applications — you know the drill.
(Our installer is, of course, built with Sleeve.)

Designing is free. Building a DMG needs a one-time license, which you unlock right inside the app — open Sleeve and click Build. Already have one? It activates when you sign in.