OpenBot Waffle — 3D Printing & Assembly
Step-by-step assembly with photos at each stage. The canonical walk-through for printing the chassis and bolting on the electronics.
Robots — Open-Source 3D-Printable Designs
Combined archive search across FBI Vault, SPLC, PHMPT, ACIP, NIH grants, the Federal Writers' Project, and other collections we've ingested.
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FOS_UAV — Open-Source Fixed-Wing Aerial Mapping / Survey Platform
DIY open-source fixed-wing UAV for aerial mapping/surveying (ICFOSS Drone Research Program). Fixed-wing efficiency for long-range photogrammetry; downward camera + GPS waypoint missions stitched into 3D orthomosaics with centimeter-level accuracy.
1300mm RTK Survey/Mapping Hexacopter (timarcher)
Heavy-lift 1300mm carbon-fiber hexacopter documented step-by-step (frame assembly to flight tuning) with a full parts list. RTK GPS + gimbaled mirrorless camera + LiDAR for high-accuracy aerial imaging/mapping; suited to agriculture + surveying payloads. ~$12–13K build.
SRD-1 — Science & Research 3D-Printed Drone
Fully open-source, low-cost 3D-printed quadcopter (named after the SR-71). 3x Arduino Nano (flight controller + RC receiver + RC transmitter), MultiWii firmware. Payload ~1.75kg; optional Raspberry Pi HQ camera gimbal mount — usable for research/monitoring payloads.
Nilon Open-Source Arduino 3D-Printed Multifunctional Drone
Open-source Arduino-based, 3D-printed multifunctional drone with build files and documentation on GitHub — a low-cost DIY platform adaptable to monitoring/utility payloads.
3D-Printed Fixed-Wing Mapping Drone (Instructables / Hackster)
An almost-entirely 3D-printed fixed-wing UAV (LW-PLA airframe, PETG motor mount, carbon rods) with a full Instructables write-up + STLs — suited to aerial mapping/survey imaging.
NASA JPL Open Source Rover — Build Outline (+ overview video)
Scaled-down 6-wheel Mars-style rover from COTS parts (~$1,600, ~100 hrs). Rocker-bogie suspension, differential pivot, Ackerman steering, Raspberry Pi brain. 5 build phases: parts, wiring, electronics, mechanical, software.