Create a database of digital negatives. Manage and view them through a zoomable light table, develop raw images and enhance them. Search your photo libraries by tags, rating, and color labels. Import standard, raw, and high dynamic range image formats, including JPEG, CR2, NEF, HDR, PFM, and RAF.
darktable is an open-source photography workflow application and raw developer. A virtual lighttable and darkroom for photographers. It manages your digital negatives in a database, lets you view them through a zoomable lighttable, and enables you to develop raw images and enhance them.