Information about .dmf File Extension

VLC media player is a free and open source media player and multimedia framework written by the VideoLAN project. VLC supports many audio and video codecs and file formats as well as DVDs, VCDs, and various streaming protocols. It is able to stream over networks and to transcode multimedia files and save them into various formats. The default distribution of VLC includes a large number of free decoding and encoding libraries, avoiding the need for finding/calibrating proprietary plugins and codecs.

Media Player Classic is a compact open-source media player for Microsoft Windows. The application mimics the look and feel of the old, lightweight Windows Media Player 6.4 but integrates most options and features found in modern media players. It is often included in codec packs as a default media player.