Game level or map file created with the Valve Hammer Editor version 4 or later; used for creating custom levels for Half-Life, a first-person shooter game; stores level information in an XML-style format. Previous versions of Valve Hammer Editor saved custom levels as .MAP files.
8-bit audio sample format used by Covox Speech Thing (the Covox Plug) and Voice Master; worked with an external audio output device made by Covox in the late 1980s and a newer device called the Disney Sound Source in the early 1990s.
VMF file suffix is associated with applications developed by VocalTec. File contains Internet wave audio. Mime: application/vocaltec-media-file