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3DF Zephyr vs Meshroom: catalog facts
3DF Zephyr	Meshroom
Best for: Turning photo or drone surveys into 3D models and terrain data	Best for: Arrange image and 3D processing tasks as connected nodes
Free + paid options A limited free edition is offered; full versions are paid, with a free trial.	Free The open-source software is available without a license fee. Hosting, hardware and external services are separate.
Windows	Windows, Linux
Combines photogrammetry and laser scans in one application Outputs orthophotos, DTM and DSM as well as meshes All 4 strengths for 3DF Zephyr Combines photogrammetry and laser scans in one application Outputs orthophotos, DTM and DSM as well as meshes Multi-GPU accelerated reconstruction Free edition available	Caches intermediate results so changes rerun only affected steps.
Full feature set requires a paid licence Windows only	Processing capabilities depend on the installed plugins and their requirements.
Downloadable app	Downloadable app
Not open source	Open source
License: Proprietary	License: MPL-2.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for 3DF Zephyr 3dflow.net/3df-zephyr-photogrammetry-software Catalog checked October 1, 2026	Official website Full listing and sources Sources for Meshroom github.com/alicevision/Meshroom Catalog checked September 22, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.