Phototonic is an image viewer and organizer built with Qt and Exiv2, released under GNU General Public License v3.

• Supports common image formats and GIF animation.
• Supports tagging images and filtering images by tags (IPTC).
• Load thumbnails and browse recursively down a folder tree.
• Dynamic thumbnails loading.
• Image transformation and color manipulation.
• Display image information and metadata
• Does not depend on any desktop environment.

• Back after a long break
• Code cleanup and removal of useless features.
• Lots of bug fixes.
• Added Remove Image Metadata action.
• Enhanced keyboard settings.
• Enhanced image info.

• Changes to the way layouts are being switched, now faster and more efficient
• Fixed issue with not reading image tags correctly when exif data was missing from image
• Added Negate option to image tags filtering
• Docks can now be nested to create more customized layouts
• Some enhancements to Tags user experience and icons
• Fixed issue with limited zoom functionality
• Better error handling when reading corrupted images
• New translations added

• Image tags improvements and bug fixes
• Changes to default key mapping
• Small fixes to image extensions
• Fixed issue with thumb label appearing after rename when labels are not displayed
• Improvements to image feedback
• Some dialog usability fixes
• Added Negativity settings per color channel
• Fixed colors manipulations for images with alpha channel and non animated GIF images
• Other Bug fixes

• Improved tags usability and performance
• Bug fixes

• Image tags, tagging images and filtering images by tags
• Delete confirmation is now configurable
• Improvements to drag and drop
• A more sophisticated Dir-completer
• Many many more fixes and improvements, thanks to the contributors!

• qt5-imageformats (TIFF and TGA support)
• qt5-svg (SVG support)

$ tar -zxvf phototonic.tar.gz
$ cd phototonic
$ qmake
$ make
$ make install
$ sudo make install