PhotoColoring is a tool to color old black and white photographs previously obtained with a scanner or similar equipment. It will accept BMP, PNG, TIFF, and JPEG pictures. It uses FLTK.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.