CAD Files

CAD Assistant (Open Cascade)

opens 10 file types
Windows
AT A GLANCE
PlatformsWindows
Opens10 file types
Get it fromwww.opencascade.com
Download CAD Assistant (Open Cascade)

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10 file types verified
Last reviewed Oct 2026

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What is CAD Assistant (Open Cascade)?

CAD Assistant (Open Cascade) is listed in our database as a program that opens or converts the file formats shown on this page. It runs on Windows. The formats it works with include .STEP, .STP, .X_T, .JT and .IGS.

You can get the official version from the developer's website (www.opencascade.com); we do not host the installer and only point you to the original source. A detailed, hand-checked description of CAD Assistant (Open Cascade) is on the way; for now the information here comes straight from our database.

Files CAD Assistant (Open Cascade) opens

10 formats
3D Image Files

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Download CAD Assistant (Open Cascade)

SOURCEwww.opencascade.comofficial site - avoid third-party download portals
PLATFORMSWindows

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programs & formats

Files CAD Assistant (Open Cascade) opens most

1.STEPSTEP - Standard for the Exchange of Product Data (ISO 10303)
2.STPSTEP - Standard for the Exchange of Product Data (ISO 10303), .stp spelling
3.X_TParasolid Model (text transmit file)
4.JTJT (Jupiter Tessellation) 3D CAD visualization file
5.IGSIGES - Initial Graphics Exchange Specification (CAD model)
6.SATACIS SAT - Standard ACIS Text (3D CAD model)

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