.STM File Extension
File Type 1Exchange Streaming Media File
Data file saved by Microsoft Exchange Server in conjunction with .EDB files; used by the Exchange information store, which is comprised of:
File Type 2Scream Tracker 2 Module
Audio tracker module saved by Scream Tracker 2; contains tracks, patterns, and samples used for instruments that are played back in the songs.
File Type 3SSI Web Page
Web page that contains server side includes (SSI); references functions on the server that generates content for the Web page; processed by the server when accessed, which outputs HTML to client's Web browser.