Teigha
1998 . (Open Design Alliance, ODA) CAD , CAD- .dwg, CAD-. - AutoCAD, - , , ODA.
( Teigha® — ) 1300 - — - .dwg , — CAD-, AutoCAD.
2009 ., ODA . «DWG, Autodesk» . — , Bricsys, — Bricsys — 2012 . Bricsys Technologies Russia, .
Bricsys, - ODA, , Teigha: BricsCAD AutoCAD - , BricsCAD , AutoCAD ( BRX SDK Object ARX; ).
ODA Graebert, CAD- ARES . Graebert ( ) Dassault Systemes, Corel Onshape.
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PRC (Product Representation Compact) — .pdf- — , ISO 14739-1:2014. PRC , ( — BREP — ), . Teigha PRC.
, .dwg , Autodesk — AutoCAD Architecture ( ) AutoCAD Civil 3D ( ). .dwg, , Architecture Civil 3D, , .dwg, , .. , ODA Teigha Architecture Teigha Civil, .dwg-. .
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, 2009 . ODA , LGS . (DbConstraints/LgsConstraints) ODA, (Bricsys). , C3D Teigha.
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Teigha® .dwg ( AutoCAD), .dgn ( Bentley MicroStation). Teigha (/, , ) (, 2D/3D PDF) . , , 2014 . . . . , , . , , ODA, , , . .: , Bricsys Technologies Russia.