- Teigha for .dwg files, DWGdirect
- TeighaX for .dwg files, DWGdirectX
- Teigha.NET for .dwg files, DWGdirect.NET
- Teigha for .dgn files, DGNdirect
- Teigha for Architecture, ADTdirect
- Teigha for Civil, C3Ddirect
- Teigha Extension, DRX
- Open Design Specification for .dwg files, OpenDWG Specification
- Teigha Classic for .dwg files, OpenDWG
- Teigha File Converter, EveryDWG