WinG is the predecessor to DirectX (or more precisely DirectDraw) for Microsoft Windows. The WinG API provides means for blitting graphics to the display card in a much faster way than what what previously available through normal GDI functions.

WinG is available for 386 machines running Windows 3.1, 3.11, 95 and NT 4.

WinG can still be downloaded from MS's ftp server at Be sure to take a look at the "wing-pr.txt" file in that directory for a press release from 1994.