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What files can SolidWorks open?

If you have ever wondered what files can SolidWorks open, there is an easy way to find out. Here is how to do it. Go to File/Open or use shortcut Ctrl+O to open the screen.

 

On the new screen that opens, click on menu in lower right corner.

 

This will open a list of all supported file formats that SolidWorks can open.

 

 

 

Here is the list of all file formats that you can open with SolidWorks:

 

  • .sldprt – SolidWorks part file
  • .sldasm – SolidWorks assembly file
  • .slddrw – SolidWorks drawing file
  • .drw – SolidWorks drawing file (Creo Parametric uses same file extension, best to avoid)
  • .asm – SolidWorks assembly file (Creo Parametric uses same file extension, best to avoid)
  • .prt – SolidWorks part file (Creo Parametric uses same file extension, best to avoid)
  • .sldxml – SolidWorks 3DEXPERIENCE file format
  • .3mf – 3d manufacturing file format, best used for additive manufacturing
  • .sat – ACIS file format, often used to import 3d files from one software to another
  • .dll – used for add-ins
  • .ai – Adobe Illustrator file
  • .psd – Adobe Photoshop file
  • .dwg, .dxf – Autocad file format
  • .ipt, .iam – Autodesk Inventor files
  • .prt, .ckd – CADKEY files
  • .cgr – Catia graphics file
  • .catpart , .catproduct – Catia V5 files
  • .emn, .brd, .bdf, .idb – IDF files
  • .ifc – IFC 2×3 files
  • .igs, iges – IGES files
  • .jt – JT files
  • .lfp, .sldlfp – Lib Feat Part
  • .stl, .obj, .off, .ply, .ply2 – Mesh files
  • .x_t, .x_b, .xmt_txt, .xmt_bin – Parasolid files
  • .prt, .xpr, .asm, .xas – PTC Creo files
  • .3dm – Rhino files
  • .par, .psm, .asm – Solid Edge files
  • .step, .stp – STEP AP203/214/242 – universal 3d file format
  • .prtdot, .asmdot, .drwdot – SolidWorks template files
  • .prt – Unigraphics NX file format
  • .vda – VDAFS files
  • .wrl – VRML file
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It is best to avoid using the same file extension as another software where possible. This is because in Windows often only one software is setup to use a particular file format and opens it automatically when double clicked with a left mouse button.