DotNetSerialPort DotNetSerial is a powerful and easy to use software for developers who need serial communication in .NET and .NET Compact Framework applications
The C# XLSX Library The Software can create xlsx files in C# as well as convert xlsx to xls using C#
CtrlCAD source code C++ CtrlCAD is a sourccode C++ graphic library. It is the basis for your cad/gis
VeCAD DLL/OCX 3D vector graphics library, primary used to create CAD/GIS applications
Bytescout PDF To HTML SDK PDF To HTML SDK for .NET & ActiveX converts PDF2HTML without additional software