by Trust Fm About : Txt2Sup converts with one click an srt / txt,sub (microdvd) subtitle at a sup file. The sup files can be used with ifoedit (www.ifoedit.com) in order to add extra subtitles in a dvd by using the method of reauthor.
by Trust Fm About : AviSub is a freeware tool that can mux up to three [srt/sub/txt(microdvd) or vobsubs] subtitle streams on an avi file. Generates an *.divx file with embed xsubs. Uses the latest tecnology of the divx6 codec.