Subdownloader is a GPL licensed opensource tool for automatic download and upload subtitles for videofiles (DIVX,MPEG,AVI,etc) from www.OpenSubtitles.org (OSDB) and some others (ISDB). It uses special hash function for finding correct subtitles. Main Features: no spyware, no adware, source code is available at project homepage it uses fast hashing algorithm (27 GB movies/7 seconds) Search subtitles recursively easily from your divx folders Upload entire series seasons\' subtitles in 1 minute Autodetect language of the subtitle Lots of great features, try it now... How it works: - Subdownloader applies to the VideoFile a Moviehash function getting an unique 64 bit string. - It requests this string to a online databases which contains the subtitles. See the XmlRpc Api. - It downloads the choosen subtitle(s) from the server. Installation: Windows: download and install/uninstall, no requirements Linux/Mac: download sourcecodes, Requires: The Interpreter python >= 2.4.3 The Library wxpython >= 2.6.3.2 THE IMDBpy Library imdbpy >= 2.7 1. Unzip the source zip in a folder. 2. Launch the Subdownloader.py file.