Open source All sources are free to use within the limits of the GPL
Geocoding Geocoding of photos Presentation of geocoded photos on a world map
Tagging Enriching photos by giving them multiple tags, e.g. placenames Tag cloud to find fast photos
RAW support Basic RAW image support for NEF (Nikon) and CR2 (Canon) Generation of full scale preview images
Easy to use GUI Intuitively usable GUI
Export GPX and KML export of all geocoded photos CSV export of all data
Webgallery creation Simple and individually adjustable templates Presentation of all geocoded photos in an interactive map
Advanced stuff Statistics of all your photos Summit log synchonized with your photo directories Easily expandable GUI Installer package
Wishlist Lossless saving of all data in EXIF fields Simple JPEG and RAW editing functions Ability of using more image formats Tell me, what features would be useful ;-)