FlexGet - FlexGet is a multipurpose automation tool for all of your media
SubDownloader - SubDownloader - Fast and Easy Subtitle Downloader
Medusa TV Library Manager - Automatic Video Library Manager for TV Shows.
OpenSubtitles.org - OpenSubtitles.org was developed for easy downloading and uploading subtitles for movies.
Nefarious - nefarious is a web application that automatically downloads Movies and TV Shows.
SubiT - With SubiT, you can download subtitles to your favorite movies and serieses, with a simple click.