nomacs is a free and simple to use cross-platform image viewer that will allow you to view the most common image formats on your Mac, including RAW images.
Additionally it is possible to synchronize multiple viewers. A synchronization of viewers running on the same computer or via LAN is possible.
nomacs also allows one to compare images and spot the differences (e.g. schemes of architects to show the progress).
Here are some key features of "nomacs":
Image Viewing:
· supports the most common image formats
· fast thumbnail preview
· display exif information
· framless view
· change transparency of windows
· display overview while zooming
· hide menubar and toolbar
· slideshow
Image Editing:
· crop images
· resize images
· pseudo color function
· rotate images
· drag and drop images
· automatically save screenshots
· delete images
Viewer Synchronization:
· synchronize multiple instances (Howto)
· synchronize multiple instances in the LAN (Howto)
What's New in This Release: [ read full changelog ]
· auto update
· image manipulation tools
· beautiful print preview
· find & filter files
· animated gifs (in the 21st century)
· customizable GUI (colorize icons etc.)
· advanced preferences dialog
· window transparency features (frameless & locking = watermark for screenvideos)
· anti aliasing (smooth image rendering)
· improved de-mosaicing for RAW images
· batch compute thumbnails
· new translations: Spanish, Polish, Slovak and Azerbaijani (thanks to all translators)