GTKRawGallery is a workflow oriented photo retouching software for camera raw image development. It is also a versatile photo manager for popular image formats.
Batch Image Processor
This simple Command line utility allows you to process (ie scale, rotate, change format/quality) a collection of image files. This arose from my need to find a simple way to reduce photos for emailing to family and friends.
LiveFrame Gallery is an easily customized, web-based album and slideshow for sets of photographs.
LiveFrame Lab is a jpeg processor that scales, rotates and captions images, and outputs LiveFrame Gallery directories and configuration files.