File Extensions

.$$$	Temporary file
.$$A	OS/2 program file
.$$F	OS/2 database file
.$$S	OS/2 spreadsheet file
.$D$	OS/2 planner file
.$DB	DBASE IV temporary file
.$ED	Microsoft C temporary editor file.
.$VM	Microsoft Windows temporary file for virtual managers.
._DD	Norton disk doctor recovery file.
._DM	Nuts n Bolts disk minder recovery file.
.---	File used to backup sys, ini, dat, and other important files from Windows 3.1 and above.
.075	Ventura Publisher 75x75 dpi screen characters
.085	Ventura Publisher 85x85 dpi screen characters
.091	Ventura Publisher 91x91 dpi screen characters
.096	Ventura Publisher 96x96 dpi screen characters
.0B	Pagemaker printer font LineDraw enhanced characters.
.1ST	File used by some software manufacturers to represent a file that should be read first before starting the program.
.2GR	File used in Windows 3.x to display the graphics on older 286 and 386 computers.
.386	Virtual machine support files for the 386 enhanced mode.
.3DT	Topicscape database for 3D mind map or 3D concept map.
.3G2	See the 3gp definition.
.3GP	See the 3gp definition.
.3GR	File used in Windows 3.x to display the graphics on later 386, 486 and Pentium computers.
.4SW	4DOS Swap file