1)   Vextractor 3.97
Vextractor is a vectorizer program for transforming raster images into vector formats. This tool could be used for the vectorizing of photo, drawings, maps, logotypes and other line art images for input to CAD, GIS or Vector Graphic Design software.

 2)   Algolab Raster to Vector Conversion Toolkit 2.97.54
Vectorizer for CAD/CAM/GIS professionals, designers and illustrators. Converts, digitizes and refines architect, mechan, tech drawing, maps, math graphs, graphics for books and journals. A Raster to Vector SDK, ActiveX and Com Component is available.