
4in1-mini
OpenDrone-hw/OpenESC-20x20
Open-source 4-in-1 AM32 ESC for FPV drones. 20x20 mm, 2-6S, one MCU per motor, CERN-OHL-S-2.0.
Boards in 4 GitHub repositories, designed in KiCad, that use the DOY180N03T by DOINGTER (-55℃~+150℃ 1 N-channel 1.3V 1.406nF 180A 1mΩ@10V 2.9nF 30V 379W 39.8nC@10V 86pF N-Channel TDFN3333-8PL MOSFETs ROHS). See how each wires it, with its parts, size, README and files; the DOY180N03T’s symbol, footprint and pinout are on its own page.

OpenDrone-hw/OpenESC-20x20
Open-source 4-in-1 AM32 ESC for FPV drones. 20x20 mm, 2-6S, one MCU per motor, CERN-OHL-S-2.0.

OpenDrone-hw/OpenESC-30x30
Open-source 4-in-1 AM32 ESC for FPV drones. 30.5x30.5 mm, 2-8S, one MCU per motor, CERN-OHL-S-2.0.

OpenDrone-hw/OpenAIO
Open-source AIO for 2-6S toothpick quads: flight controller, 4-in-1 AM32 ESC and ExpressLRS receiver, 25.5x25.5 mm.

tetraethylmethane/NIDAR-RescueSwarm
Three autonomous drones that search a flood zone, find survivors, geotag them, and drop medical kits — with no network, no pilot, and one operator who only presses start.