Jubler enables you to create and translate subtitles for video files.
dotSUB is a browser based tool enabling subtitling of videos on the web into and from any language. There is nothing to buy and nothing to download.
We're working on a site build for a client who publishes an enormous amount of text content in six different languages. Their collection of videos, however, is currently only available on the English version of the site. Since the videos are very useful
Subdownloader is a Free Open Source tool written in PYTHON for automatic download/upload subtitles for videofiles (DIVX,MPEG,AVI,etc) and DVD's using fast hashing.