Ct.js is a desktop game engine that makes learning programming fun
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
Cross platform SDK
Kisekae UltraKiss is a full featured integrated development environmen
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
Web IDE in single HTML file
Simple single player Ping Pong game
Graph algorithms interpreter, IDE, debugger, 3D visualizations.