Plus42 release is 1.1.6. (thomasokken.com)
Plus42, an enhanced HP-42S calculator simulator
Wine 9.2 (gitlab.winehq.org)
The Wine development release 9.2 is now available....
hpsx64 (sourceforge.net)
Highly-Experimental Playstation Simulator x64
MaSzyna Train Simulator (eu07.pl)
MaSzyna is a free train simulator. The program allows you to put yourself in the role of a train driver, currently MaSzyna contains about 40 types of electric and diesel locos, electric multiple units etc. There are also few hundred freight and passager cars availble....
Tornado (github.com)
The Tornado project is about enhancing a 1993 Flight Simulator whom many consider as the one of the best DOS flight simulators ever developed.
Aisleriot (wiki.gnome.org)
Also known as Solitaire or sol. The rules for the games have been coded for your pleasure in the GNOME scripting language (Scheme)