Every orthomosaic tutorial assumes you will upload forty gigabytes of survey imagery to somebody else’s computer. The whole point of the homelab is that I don’t have to.

OpenDroneMap in a container does the job if you feed it discipline: 75% front overlap, 65% side, and a flight plan that doesn’t improvise. The GPU barely matters — it’s RAM and patience.

Where it falls over: water, canola in bloom, and anything that moves. Same as the paid tools, they just apologize more politely.