The version is Build 033, X3F Tools is a software to read X3F files. X3F is a file format for Sigma cameras, containing Foveon based images. I assume, as you are here, that this makes perfectly sense to you. The extract tool can extract the RAW Foveon sensor data and dump it as TIFF (or RAW). 1. usage: x3f_extract.exe [-jpg]...