Side by side
Flyfish CAD Viewer vs Guthrie CAD Viewer
Both stand on cad viewer software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid Self-hostedWeb
Choose Flyfish CAD Viewer if you need browser viewing for the listed CAD and document formats, with local file handling and integration options. Review the AGPL-3.0-only package license and runtime asset requirements when planning an application integration.
Visit Flyfish CAD Viewer Free trial Windows
Guthrie CAD Viewer focuses on broad drawing compatibility, high-volume viewing, 3D display, and scaled printing. The trial precedes one-time paid licenses, with separate pricing for individual and concurrent network use.
Visit Guthrie CAD ViewerThe facts
| Flyfish CAD Viewer | Guthrie CAD Viewer | |
|---|---|---|
| Free plan | Not published | A free trial |
| Open source | Not published | Not published |
| Runs on | Self-hosted, Web | Windows |
| Lowest paid plan | Not published | Standard License: $65 per user, paid once |
| Plans published | None | 3 |
| Maker | Not published | Not published |
| Website | flyfish.group | guthcad.com |
| On cad viewer software | #28 of 31 | #24 of 31 |
Flyfish CAD Viewer: what it does well
- Views DWG, DXF, DWF, DWFx, and XPS files.
- Drawings are read locally in the browser.
- Offers zoom, pan, fit-to-view, and drag-and-drop in the demo.
- Includes BOM extraction helpers with CSV and JSON exports.
- Lists several web and desktop integration paths.
What to know first
- Applications must serve and configure DWG and DWF runtime assets.
- The package uses the AGPL-3.0-only license.
- Runtime assets and licensing boundaries vary by plan.
Guthrie CAD Viewer: what it does well
- Supports DWG, DXF, DWF, DGN, and PDF
- Loads up to 1,000 drawings
- Includes rendered 3D viewing
- Prints to scale and exports PDFs
- Supports AutoCAD files through 2026
What to know first
- Windows platform only
- No measurement tools
- No markup or annotation
- No sharing or collaboration
Alternatives to Flyfish CAD Viewer Alternatives to Guthrie CAD Viewer The whole list