Compare software

nomacs vs vipsdisp: catalog facts
nomacs	vipsdisp
Free Free and open source under the GPL 3.0.	Free Free and open source under the MIT licence.
Windows, macOS, Linux	Windows, Linux
Opens RAW camera files and Photoshop PSD documents Synchronises pan and zoom between two windows or two machines	Built on the libvips image library Small, focused viewer with a GTK 4 interface
Not an editor; adjustments are minimal The interface exposes a lot of panels at once	No packaged releases on GitHub Viewer only, with no editing tools
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.