Darktable is not just an image management tool, but a photo workshop and workflow tool. It can manage your photos, as well as work with RAW images. It also offers plenty of powerful filters and tools, helps manage images with tagging, supports color profiles, allows you to search images with database queries (via a plug-in), and offers a full-screen zoomable interface.
Jack Wallen is an award-winning writer for TechRepublic and Linux.com. He’s an avid promoter of open source and the voice of The Android Expert. For more news about Jack Wallen, visit his website getjackd.net.