The version is 2011.10.30 Build 17176. ZwCAD is an AutoCAD alternative for all CAD users. As a powerful DWG-based CAD software, ZwCAD provides you a high degree of compatibility with AutoCAD (2.5-2006). You also can use AutoCAD commands and all AutoCAD's ADS, AutoLIPS, VBA programs and MNU, DCL,...