
In crucial and unmistakable ways, ZWCAD+ performs identically to prior versions of AutoCAD. District Court, Northern California, Autodesk writes, “The ‘new’ ZWCAD+ is not merely an AutoCAD ‘work-a-like,’ and it does not just share similar interfaces and commands.

market), alleging copyright infringement and trade secret misappropriation (case summery here). On March 26, the company filed a case against ZWCAD Software Co., Ltd., ZWCAD Design Co., Ltd., and Global Force Direct, LLC. Did China-based ZWSOFT copy some of Autodesk’s AutoCAD code while developing a competing product? Autodesk seems to think so.
