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Compositor for Mac

Free, open-source image editor aiming to be a full Photoshop alternative.

By robbietilton. Free and open source, MIT licence.

Get it with OpenDMG View source on GitHub

Compositor at a glance

Version
1.4.9
Released
10 October 2026
Download size
7.8 MB
Works on
Apple silicon and Intel
Licence
MIT
Category
Graphics and Design
Developer
robbietilton
GitHub stars
14K

About Compositor

The Photoshop alternative for Mac

How to install Compositor on a Mac

  1. Get OpenDMG. It is a free app store for open source Mac apps. Download OpenDMG.
  2. Search for Compositor and press Get. OpenDMG downloads version 1.4.9 from robbietilton's own GitHub release.
  3. Open it. The download is checked against its SHA-256 fingerprint and its signature is checked on your Mac before it lands in Applications.

Updates to Compositor show up in OpenDMG and install with one button. No account is needed.

Prefer to do it by hand? The developer's file is on GitHub: Compositor.dmg (7.8 MB).

What is new in Compositor 1.4.9

- Camera Raw Filter now matches Photoshop's: white balance, light, color, mixer, curves, grading and vignettes
- Camera Raw previews update up to 20× faster
- Layer effects and live text survive Canvas Size, Image Size, Crop, Trim and adjustments
- Import WebP images
- ⌘ or ⌃ with a middle-button drag zooms
- Closing the last tab no longer counts up Untitled numbers
- Future updates list what's new right in the update window

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