4DO 1.3.1.0 Released!

[Alastor]

4DO is an open-source, low-level emulator based on the FreeDO source code.

http://www.fourdo.com/

Changes:

-“hqx” Filters Added – Users can select hq2x, hq3x, or hq4x from the Display menu, or in the options screen.
-Emulation “Health” Indicator added – This is to help users identify when they have settings that are too intensive for their PCs. See more details below