VectorDraw Drawing Components Object oriented 2D/3D graphics libraries with AutoCAD file format support, as well as a web-based version. www.vdraw.com/Read more
Weresc Offers CADE, a CAD ActiveX control to view and edit 2D vector graphic, with web and DXF support. www.weresc.com/Read more
Wout Ware CadLib is A .NET DXF file manipulation library with 2D and 3D support that also handles export to image formats and PDF. www.woutware.com/Read more