| filename extensions | art-335 |
| igr | |
| TechTarget file types | art-336 | IGR-Intergraph-SmartSketch-Drawing-Header |
| TechTarget file types | art-336 | IGR-SmartSketch-Drawing-Intergraph-Corporation |
| TechTarget file types | art-336 | IGR-SmartSketch-drawing-design-file |
| English | eng-000 | Igor Engraver File |
| English | eng-000 | Intergraph SmartSketch Drawing Header |
| English | eng-000 | SmartSketch Drawing |
| English | eng-000 | SmartSketch drawing design file |