This is Pix, an image viewer and browser utility.
Pix is an image browser
+ Browse your hard disk showing you thumbnails of image files.
+ Thumbnails are saved in the same database used by Nautilus so you
don’t waste disk space.
+ Automatically update the content of a folder.
+ Copy, move, delete images and folders.
+ Bookmarks of folders and catalogs.
* Pix is an image viewer
+ View single images (including GIF animations). Supported image
types are: BMP, JPEG, GIF, PNG, TIFF, TGA, ICO, XPM.
+ Optional support for RAW and HDR (high dynamic range) images.
+ View EXIF data attached to JPEG images.
+ View in fullscreen mode.
+ View images rotated, flipped, mirrored.
* Pix is an image organizer
+ Add comments to images.
+ Organize images in catalogs, catalogs in libraries.
+ Print images and comments.
+ Search for images on you hard disk and save the result as a catalog.
Search criteria remain attached to the catalog so you can update it
when you want.
* Pix is an image editor
+ Change image hue, saturation, lightness, contrast and adjust colors.
+ Scale and rotate images.
+ Save images in the following formats: JPEG, PNG, TIFF, TGA.
+ Crop images.
+ Red-eye removal tool.
* Pix is an advanced tool
+ Import images from a digital camera.
+ Slide Shows.
+ Set an image as Desktop background.
+ Create index image.
+ Rename images in series.
+ Convert image format.
+ Change images date and time.
+ JPEG lossless transformations.
+ Find duplicated images.