.ctb file: how to open it on Windows
8 Windows apps register the .ctb extension. Install one of them to open the file with a double-click.
About the format
- Format
- AutoCAD Colour-Dependant Plot Style Table
- PRONOM identifier
- x-fmt/37
Format data: freedesktop.org shared-mime-info and PRONOM (The National Archives, UK).
-
UVtoolsMSLA/DLP, file analysis, calibration, repair, conversion and manipulation
- Sublime Text 4
Sublime is a sophisticated cross-platform text editor for code, markup and prose.
- ZWCAD 2025
Fast, Powerful and Compatible 2D CAD
- ZWCAD MFG 2026
Advanced 2D CAD for Manufacturing
- ZWCAD 2026
Fast, Powerful and Compatible 2D CAD.
- ZWCAD MFG 2025
Advanced 2D CAD for Manufacturing
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A professional CAD software for normal users
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Related guide: Change the default app for a file type in Windows