This pack includes various vector formats which you can open in most vector-based softwares:
- Adobe Illustrator files in original format (.ai) in versions CS4, CS6, and CC
- AutoCAD Drawing (.dwg) file in 2010 version
- Scalable Vector Graphics (.svg) file
- Encapsulated PostScript (.eps) file
As a BONUS you can find also all the individual sketches exported in raster file format (.png)