Cotabby for Mac
Local-first AI autocomplete that adds ghost-text inline suggestions to any focused text field.
By FuJacob. Free and open source, AGPL-3.0 licence.
Cotabby at a glance
- Version
- 0.6.2-beta (pre-release)
- Released
- 20 July 2026
- Download size
- 14 MB
- Works on
- Apple silicon and Intel
- Licence
- AGPL-3.0
- Category
- Menu Bar and Notch
- Developer
- FuJacob
- GitHub stars
- 1.1K
About Cotabby
Cotabby is local AI autocomplete for your entire Mac. Open source. On device. Everywhere you type.
Screenshots




How to install Cotabby on a Mac
- Get OpenDMG. It is a free app store for open source Mac apps. Download OpenDMG.
- Search for Cotabby and press Get. OpenDMG downloads version 0.6.2-beta from FuJacob's own GitHub release.
- 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 Cotabby 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: Cotabby.dmg (14 MB).
What is new in Cotabby 0.6.2-beta
## What's Changed ### Small Improvement * Improved popup positioning so suggestions appear tighter against the caret edge. ### Project Structure and Maintainability * Refactored and reorganized codebase ## Full Changelog https://github.com/FuJacob/cotabby/compare/v0.6.1-beta...v0.6.2-beta
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