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Download Scaff.

Free for Apple silicon Macs and 64-bit Windows, with no account and no credits. Bring a model you already use, or a free local one.

Version 0.0.48, released · What's new

Free, No account, Also for Intel Mac and Windows, By downloading, you agree to our Privacy Policy.

Every installer

ComputerSize
Mac, Apple silicon185 MB
Windows, 64-bit168 MB

System requirements

  • Mac: macOS 13 Ventura or later, on an Apple silicon Mac (M1 or later).
  • Windows: Windows 10 or 11, 64-bit.
  • An AI model: a key or plan from a provider Scaff supports, or Ollama for a free model on your computer. See which models work.

Install

On a Mac

  1. Open the downloaded .dmg and drag Scaff into Applications.
  2. Eject the disk image, then open Scaff from Applications.
  3. The first time, macOS asks you to confirm an app from the internet. Scaff is signed and notarized by Apple, so confirming is all it takes.

On Windows

  1. Run the downloaded .exe.
  2. If SmartScreen says “Windows protected your PC”, choose More info, then Run anyway.
  3. Finish the installer. Scaff installs for your account, in the folder you choose.

Updates

Scaff checks for new versions on its own and installs them when you restart; Settings → About → Check for updates checks right away. Your projects and settings stay where they are. If Scaff ever can't start, it opens a repair window that installs the latest release over your copy. See what changed in each release.