Download of TorrentMultiplexer 1.1 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The application lies within System Tools, more precisely File Compression. This free Mac app was originally developed by theirix.
From the developer:
TorrentMultiplexer is a simple tool for multiplexing torrents and magnet links to seed servers, local torrent client and filesystem. Torrents are copied by scp to the remote directory specified by mask. Seed kind is propagated to a mask as a parameter.
You may want to check out more Mac applications, such as RARMounter, DataRescueII or Untar Zip, which might be related to TorrentMultiplexer.