Open .catpart Files Online — Free CATPART Viewer
Open CATPART File Online — Free & Instant
No signup required. Works in your browser.
📁 Drag & drop your file here
or click to browse • Max 100MB
✅ Free • ⚡ Instant • 🔒 Secure • 💻 No install
What Is a .catpart File?
A .catpart file is a cad format known as CATPART. CATPART is the native part design file format for CATIA, Dassault Systèmes leading 3D CAD software. Widely used in aerospace, automotive, and industrial design for parametric solid modeling. This format is created by Dassault Systèmes and is widely used by engineers, architects, and manufacturers.
CATPART files contain structured cad data that requires compatible software to open. With OpenAnyFile, you can view and measure .catpart files directly in your browser without installing any software.
How to Open .catpart Files Online
- Visit OpenAnyFile CATPART page
- Drag and drop your .catpart file onto the upload area, or click "Browse" to select it
- OpenAnyFile automatically detects the CATPART format using magic byte analysis
- View, analyze, and view and measure your file contents in the browser
- Optionally convert to STEP, IGES, STL, OBJ or download
Software That Opens .catpart Files
.catpart files are primarily created by Dassault Systèmes. In the cad space, you may encounter .catpart files from third-party tools, online converters, or export functions. Regardless of the source, OpenAnyFile handles them all.
Open .catpart on Different Platforms
- Windows: Use the original software or upload to OpenAnyFile for instant access
- macOS: Preview may not support .catpart — use OpenAnyFile as a universal viewer
- Linux: Open-source alternatives exist, or use OpenAnyFile in any browser
- Mobile (iPhone/Android): OpenAnyFile works on all mobile browsers
Common .catpart File Problems
CATPART files require CATIA or compatible CAD software to open. Version incompatibilities between CATIA releases are common. Free viewers may not display all features and parameters.
Other common issues include: your OS not recognizing the file extension, the file appearing corrupted after download, or lacking the required software. OpenAnyFile bypasses all these issues with universal format detection.
Convert CATPART to Other Formats
CATPART files can be converted to 7 formats including STEP, IGES, STL, OBJ, 3MF, PDF.
Related CAD Formats
If you work with .catpart files, you may also encounter these cad formats:
- 3DXML (.3dxml) — Open & convert .3dxml files online
- ACIS SAT (sat) — Open & convert sat files online
- ARCHICAD (.pln) — Open & convert .pln files online
- ARCHICAD_MOD (.mod) — Open & convert .mod files online
- ASM (.asm) — Open & convert .asm files online
- BCF_BIM (.bcf) — Open & convert .bcf files online
- BRD (.brd) — Open & convert .brd files online
- BricsCAD (dwg) — Open & convert dwg files online
- CATDrawing (.catdrawing) — Open & convert .catdrawing files online
- CATIA Drawing (CATDrawing) — Open & convert CATDrawing files online
Popular CATPART Conversions
Frequently Asked Questions
What is a .catpart file?
A .catpart file is a cad format called CATPART. CATPART is the native part design file format for CATIA, Dassault Systèmes leading 3D CAD software. Widely used in aerospace, automotive, and industrial design for parametric solid modeling.
How do I open a .catpart file without installing software?
Upload your .catpart file to OpenAnyFile. Our browser-based tool instantly detects and displays it — no downloads needed.
What program creates .catpart files?
.catpart files are typically created by Dassault Systèmes.
Can I convert .catpart to another format?
Yes. OpenAnyFile converts .catpart to STEP, IGES, STL, OBJ, 3MF.
Is it safe to open .catpart files online?
Yes. OpenAnyFile processes files in a secure, isolated environment. Files are automatically deleted and all transfers use HTTPS.
Can I open .catpart on my phone?
Yes. OpenAnyFile works on all mobile browsers including iPhone and Android.