CadoDraw 4.1(with Source but no demo ) http://211.152.134.207:1104/control/CadoDraw.v4.1.for.Delphi.and.BCB.Full.Source.WinAll.Retail-DiSTiNCT.rar
CadoDraw 4.1(no source but Demo)
Oplan 1.0 (with Source)
DrawLib(with Source)
CadSys(with Source)
后四个可在〈程序员掌中宝〉、〈程序员大本营2000、2001〉的组件光盘中找到
可以对付一般的矢量图需要。