The development platform for engineering solutions

Introducing the ODA

Founded in 1998 as the OpenDWG Alliance, the Open Design Alliance (ODA) empowers its 1300 members worldwide to build engineering applications to effectively address the demands of their customers.

ODA members can quickly design, build and deliver specialist engineering applications using Teigha®, ODA’s software development platform.  Read more »

Introducing Teigha

Designed by the ODA, Teigha® is available on all major operating systems. It supports the use of C++, .NET, and ActiveX interfaces and allows the exchange of data through .dwg, .dgn, .stl and .pdf files.

The ODA’s expertise and its relationships with well-known third party component vendors enable it to continue enhancing Teigha for the benefit of its members. Read more »

Member Showcases using Teigha

CAD began its life as a desktop computing application on specialised and expensive hardware. It was available from a select few suppliers. Since those early...
Collect, create, control and construct: Carlson Software products support the efficient flow of data in land development and mining projects and are used by...
CAD has come a long way. It’s no longer confined to the drawing office. At last, architects, engineers and project managers can now quickly and conveniently...