386MAX
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386MAX (originally 386 to the Max, later Qualitas MAX) is a computer memory manager for DOS-based personal computers. It competed with Quarterdeck's QEMM memory manager. It was manufactured by Qualitas.

BlueMax was a special version designed for the IBM PS/2 with ROM compression to get the most of the Upper Memory Blocks.

DPMIONE
DPMIONE is a DPMI 1.0 host component from Qualitas, written by Bob Smith of Sudley Place Software.

See also
 MSDPMI

External links
 Qualitas support page
 DPMIONE Documentation File Version 0.91

Expanded memory managers