uIDE (Micro IDE) is a free, open-source IDE for GPUtils
Game engine supporting many 3D/2D formats and graphic effects
Digital circuit simulator
The best library to work with the .Net Core from Delphi and Lazarus.
It's a fork of Free Zip software and Rar extractor by Giorgio Tani.
C to Pascal converter to port math routines in Lazarus/Delphi.