Open Design Alliance

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The Open Design Alliance (ODA) is an organization that develops the Teigha product for data exchange in the CAD area. The organization has 1,250 members.

Formats

The ODA is developing the Teigha product for the two main file formats :

  • DWG / DXF ( AutoCAD ) is available for the programming languages ​​C ++, .NET and ActiveX.
  • DGN ( Bentley Systems ) is available for C ++.

There are also expansion packages:

  • Teigha BIM expanded to include architecture objects (RVT and RFA format)
  • Teigha Civil expanded to include engineering objects in DWG format
  • Teigha Mechanical expanded to include mechanical engineering objects in DWG format

history

The ODA was founded in February 1998 as the OpenDWG Alliance , with the first release of code based on the Autodirekt libraries. In 2002 the OpenDWG library was renamed DWGdirect and the alliance was renamed Open Design Alliance .

In November 2006, Autodesk sued the ODA because DWGdirect infringed the Autodesk trademark by writing the word AutoCAD in the DWG files. In April 2007 the lawsuit was dropped. The ODA removed support for the TrustedDWG code from its DWGdirect libraries and Autodesk reduced the warning message in AutoCAD 2008. In 2008 DGN files were supported with DGNdirect. In April 2010 DWGdirect was renamed Teigha for .dwg files , OpenDWG was renamed 'Teigha Classic' and DGNdirect was renamed 'Teigha for .dgn files' .

Members of the alliance (excerpt)

Web links

Individual evidence

  1. opendesign.com: About the ODA and Teigha
  2. opendesign.com: Subscription Options