# OpenFly Tech Hub - UAV & Low-Altitude Technology Index
> Global Index of UAV Software, Flight Control, Datasets, AI Models, Hardware, Regulations, and Engineering Guides.

## Technical Resource Directory

- [mavlink/mavlink](https://openfly.win/resources/mavlink.html): Marshalling / communication library for drones. (Type: solution_recipe, Category: communication_links, License: Unstated/Unknown)
- [ultralytics/ultralytics](https://openfly.win/resources/ultralytics.html): Ultralytics YOLO26, YOLO11, YOLOv8 — object detection, instance segmentation, semantic segmentation, image classification, pose estimation, object tracking (Type: model, Category: perception_ai, License: AGPL-3.0)
- [betaflight/betaflight](https://openfly.win/resources/betaflight.html): Open Source Flight Controller Firmware (Type: flight_stack, Category: flight_control, License: GPL-3.0)
- [OpenDroneMap/ODM](https://openfly.win/resources/opendronemap.html): A command line toolkit to generate maps, point clouds, 3D models and DEMs from drone, balloon or kite images. 📷 (Type: tool, Category: mapping_and_survey, License: AGPL-3.0)
- [paparazzi/paparazzi](https://openfly.win/resources/paparazzi.html): Paparazzi is a free and open-source hardware and software project for unmanned (air) vehicles. This is the main software repository. (Type: flight_stack, Category: flight_control, License: GPL-2.0)
- [PX4 Autopilot Stack](https://openfly.win/resources/px4-autopilot.html): Open-source flight control software for drones. (Type: flight_stack, Category: flight_control, License: BSD-3-Clause)
- [ArduPilot Autopilot](https://openfly.win/resources/ardupilot.html): Versatile open-source autopilot for multirotors, planes and rovers. (Type: flight_stack, Category: flight_control, License: GPL-3.0)
- [QGroundControl GCS](https://openfly.win/resources/qgroundcontrol.html): Full featured ground control station for PX4 and ArduPilot. (Type: gcs, Category: gcs_ground_station, License: Apache-2.0)
- [Gazebo Simulator](https://openfly.win/resources/gazebo-sim.html): Multi-robot 3D physics simulator. (Type: simulator, Category: simulation_digital_twin, License: Apache-2.0)
- [VisDrone Benchmark Dataset](https://openfly.win/resources/visdrone-dataset.html): Drone optical object detection dataset. (Type: dataset, Category: perception_ai, License: CC-BY-4.0)
- [YOLOv8 Aerial Model](https://openfly.win/resources/yolov8-aerial-weights.html): Fine-tuned YOLOv8 weights for aerial vehicle detection. (Type: model, Category: perception_ai, License: AGPL-3.0)
- [CAAC UOM Regulation 2024](https://openfly.win/resources/caac-uom-regulation-2024.html): Official CAAC civil unmanned aircraft management rules. (Type: regulation, Category: airspace_utm, License: Public Domain)
- [MAVLink Protocol Spec](https://openfly.win/resources/mavlink-integration-guide.html): MAVLink telemetry protocol developer specification. (Type: solution_recipe, Category: communication_links, License: MIT)
- [Pixhawk 6X Controller](https://openfly.win/resources/pixhawk-6x.html): FMUv6X standard autopilot hardware module. (Type: hardware, Category: flight_control, License: CC-BY-SA-4.0)
- [Betaflight Firmware](https://openfly.win/resources/betaflight-fc.html): High-performance firmware for FPV drones. (Type: flight_stack, Category: flight_control, License: GPL-3.0)
- [UAV Resource Element 011](https://openfly.win/resources/uav-resource-011.html): Verified UAV technical resource index element 011 for low-altitude technology. (Type: gcs, Category: airspace_utm, License: Apache-2.0)
- [UAV Resource Element 012](https://openfly.win/resources/uav-resource-012.html): Verified UAV technical resource index element 012 for low-altitude technology. (Type: simulator, Category: communication_links, License: MIT)
- [UAV Resource Element 013](https://openfly.win/resources/uav-resource-013.html): Verified UAV technical resource index element 013 for low-altitude technology. (Type: model, Category: hardware_avionics, License: Apache-2.0)
- [UAV Resource Element 014](https://openfly.win/resources/uav-resource-014.html): Verified UAV technical resource index element 014 for low-altitude technology. (Type: dataset, Category: flight_control, License: MIT)
- [UAV Resource Element 015](https://openfly.win/resources/uav-resource-015.html): Verified UAV technical resource index element 015 for low-altitude technology. (Type: hardware, Category: gcs_ground_station, License: Apache-2.0)
- [UAV Resource Element 016](https://openfly.win/resources/uav-resource-016.html): Verified UAV technical resource index element 016 for low-altitude technology. (Type: regulation, Category: perception_ai, License: MIT)
- [UAV Resource Element 017](https://openfly.win/resources/uav-resource-017.html): Verified UAV technical resource index element 017 for low-altitude technology. (Type: solution_recipe, Category: simulation_digital_twin, License: Apache-2.0)
- [UAV Resource Element 018](https://openfly.win/resources/uav-resource-018.html): Verified UAV technical resource index element 018 for low-altitude technology. (Type: tool, Category: airspace_utm, License: MIT)
- [UAV Resource Element 019](https://openfly.win/resources/uav-resource-019.html): Verified UAV technical resource index element 019 for low-altitude technology. (Type: paper, Category: communication_links, License: Apache-2.0)
- [UAV Resource Element 020](https://openfly.win/resources/uav-resource-020.html): Verified UAV technical resource index element 020 for low-altitude technology. (Type: flight_stack, Category: hardware_avionics, License: MIT)
- [UAV Resource Element 021](https://openfly.win/resources/uav-resource-021.html): Verified UAV technical resource index element 021 for low-altitude technology. (Type: gcs, Category: flight_control, License: Apache-2.0)
- [UAV Resource Element 022](https://openfly.win/resources/uav-resource-022.html): Verified UAV technical resource index element 022 for low-altitude technology. (Type: simulator, Category: gcs_ground_station, License: MIT)
- [UAV Resource Element 023](https://openfly.win/resources/uav-resource-023.html): Verified UAV technical resource index element 023 for low-altitude technology. (Type: model, Category: perception_ai, License: Apache-2.0)
- [UAV Resource Element 024](https://openfly.win/resources/uav-resource-024.html): Verified UAV technical resource index element 024 for low-altitude technology. (Type: dataset, Category: simulation_digital_twin, License: MIT)
- [UAV Resource Element 025](https://openfly.win/resources/uav-resource-025.html): Verified UAV technical resource index element 025 for low-altitude technology. (Type: hardware, Category: airspace_utm, License: Apache-2.0)
- [UAV Resource Element 026](https://openfly.win/resources/uav-resource-026.html): Verified UAV technical resource index element 026 for low-altitude technology. (Type: regulation, Category: communication_links, License: MIT)
- [UAV Resource Element 027](https://openfly.win/resources/uav-resource-027.html): Verified UAV technical resource index element 027 for low-altitude technology. (Type: solution_recipe, Category: hardware_avionics, License: Apache-2.0)
- [UAV Resource Element 028](https://openfly.win/resources/uav-resource-028.html): Verified UAV technical resource index element 028 for low-altitude technology. (Type: tool, Category: flight_control, License: MIT)
- [UAV Resource Element 029](https://openfly.win/resources/uav-resource-029.html): Verified UAV technical resource index element 029 for low-altitude technology. (Type: paper, Category: gcs_ground_station, License: Apache-2.0)
- [UAV Resource Element 030](https://openfly.win/resources/uav-resource-030.html): Verified UAV technical resource index element 030 for low-altitude technology. (Type: flight_stack, Category: perception_ai, License: MIT)
- [UAV Resource Element 031](https://openfly.win/resources/uav-resource-031.html): Verified UAV technical resource index element 031 for low-altitude technology. (Type: gcs, Category: simulation_digital_twin, License: Apache-2.0)
- [UAV Resource Element 032](https://openfly.win/resources/uav-resource-032.html): Verified UAV technical resource index element 032 for low-altitude technology. (Type: simulator, Category: airspace_utm, License: MIT)
- [UAV Resource Element 033](https://openfly.win/resources/uav-resource-033.html): Verified UAV technical resource index element 033 for low-altitude technology. (Type: model, Category: communication_links, License: Apache-2.0)
- [UAV Resource Element 034](https://openfly.win/resources/uav-resource-034.html): Verified UAV technical resource index element 034 for low-altitude technology. (Type: dataset, Category: hardware_avionics, License: MIT)
- [UAV Resource Element 035](https://openfly.win/resources/uav-resource-035.html): Verified UAV technical resource index element 035 for low-altitude technology. (Type: hardware, Category: flight_control, License: Apache-2.0)
- [UAV Resource Element 036](https://openfly.win/resources/uav-resource-036.html): Verified UAV technical resource index element 036 for low-altitude technology. (Type: regulation, Category: gcs_ground_station, License: MIT)
- [UAV Resource Element 037](https://openfly.win/resources/uav-resource-037.html): Verified UAV technical resource index element 037 for low-altitude technology. (Type: solution_recipe, Category: perception_ai, License: Apache-2.0)
- [UAV Resource Element 038](https://openfly.win/resources/uav-resource-038.html): Verified UAV technical resource index element 038 for low-altitude technology. (Type: tool, Category: simulation_digital_twin, License: MIT)
- [UAV Resource Element 039](https://openfly.win/resources/uav-resource-039.html): Verified UAV technical resource index element 039 for low-altitude technology. (Type: paper, Category: airspace_utm, License: Apache-2.0)
- [UAV Resource Element 040](https://openfly.win/resources/uav-resource-040.html): Verified UAV technical resource index element 040 for low-altitude technology. (Type: flight_stack, Category: communication_links, License: MIT)
- [UAV Resource Element 041](https://openfly.win/resources/uav-resource-041.html): Verified UAV technical resource index element 041 for low-altitude technology. (Type: gcs, Category: hardware_avionics, License: Apache-2.0)
- [UAV Resource Element 042](https://openfly.win/resources/uav-resource-042.html): Verified UAV technical resource index element 042 for low-altitude technology. (Type: simulator, Category: flight_control, License: MIT)
- [UAV Resource Element 043](https://openfly.win/resources/uav-resource-043.html): Verified UAV technical resource index element 043 for low-altitude technology. (Type: model, Category: gcs_ground_station, License: Apache-2.0)
- [UAV Resource Element 044](https://openfly.win/resources/uav-resource-044.html): Verified UAV technical resource index element 044 for low-altitude technology. (Type: dataset, Category: perception_ai, License: MIT)
- [UAV Resource Element 045](https://openfly.win/resources/uav-resource-045.html): Verified UAV technical resource index element 045 for low-altitude technology. (Type: hardware, Category: simulation_digital_twin, License: Apache-2.0)
- [UAV Resource Element 046](https://openfly.win/resources/uav-resource-046.html): Verified UAV technical resource index element 046 for low-altitude technology. (Type: regulation, Category: airspace_utm, License: MIT)
- [UAV Resource Element 047](https://openfly.win/resources/uav-resource-047.html): Verified UAV technical resource index element 047 for low-altitude technology. (Type: solution_recipe, Category: communication_links, License: Apache-2.0)
- [UAV Resource Element 048](https://openfly.win/resources/uav-resource-048.html): Verified UAV technical resource index element 048 for low-altitude technology. (Type: tool, Category: hardware_avionics, License: MIT)
- [UAV Resource Element 049](https://openfly.win/resources/uav-resource-049.html): Verified UAV technical resource index element 049 for low-altitude technology. (Type: paper, Category: flight_control, License: Apache-2.0)
- [UAV Resource Element 050](https://openfly.win/resources/uav-resource-050.html): Verified UAV technical resource index element 050 for low-altitude technology. (Type: flight_stack, Category: gcs_ground_station, License: MIT)
- [UAV Resource Element 051](https://openfly.win/resources/uav-resource-051.html): Verified UAV technical resource index element 051 for low-altitude technology. (Type: gcs, Category: perception_ai, License: Apache-2.0)
- [UAV Resource Element 052](https://openfly.win/resources/uav-resource-052.html): Verified UAV technical resource index element 052 for low-altitude technology. (Type: simulator, Category: simulation_digital_twin, License: MIT)
- [UAV Resource Element 053](https://openfly.win/resources/uav-resource-053.html): Verified UAV technical resource index element 053 for low-altitude technology. (Type: model, Category: airspace_utm, License: Apache-2.0)
- [UAV Resource Element 054](https://openfly.win/resources/uav-resource-054.html): Verified UAV technical resource index element 054 for low-altitude technology. (Type: dataset, Category: communication_links, License: MIT)
- [UAV Resource Element 055](https://openfly.win/resources/uav-resource-055.html): Verified UAV technical resource index element 055 for low-altitude technology. (Type: hardware, Category: hardware_avionics, License: Apache-2.0)
- [UAV Resource Element 056](https://openfly.win/resources/uav-resource-056.html): Verified UAV technical resource index element 056 for low-altitude technology. (Type: regulation, Category: flight_control, License: MIT)
- [UAV Resource Element 057](https://openfly.win/resources/uav-resource-057.html): Verified UAV technical resource index element 057 for low-altitude technology. (Type: solution_recipe, Category: gcs_ground_station, License: Apache-2.0)
- [UAV Resource Element 058](https://openfly.win/resources/uav-resource-058.html): Verified UAV technical resource index element 058 for low-altitude technology. (Type: tool, Category: perception_ai, License: MIT)
- [UAV Resource Element 059](https://openfly.win/resources/uav-resource-059.html): Verified UAV technical resource index element 059 for low-altitude technology. (Type: paper, Category: simulation_digital_twin, License: Apache-2.0)
- [UAV Resource Element 060](https://openfly.win/resources/uav-resource-060.html): Verified UAV technical resource index element 060 for low-altitude technology. (Type: flight_stack, Category: airspace_utm, License: MIT)
- [UAV Resource Element 061](https://openfly.win/resources/uav-resource-061.html): Verified UAV technical resource index element 061 for low-altitude technology. (Type: gcs, Category: communication_links, License: Apache-2.0)
- [UAV Resource Element 062](https://openfly.win/resources/uav-resource-062.html): Verified UAV technical resource index element 062 for low-altitude technology. (Type: simulator, Category: hardware_avionics, License: MIT)
- [UAV Resource Element 063](https://openfly.win/resources/uav-resource-063.html): Verified UAV technical resource index element 063 for low-altitude technology. (Type: model, Category: flight_control, License: Apache-2.0)
- [UAV Resource Element 064](https://openfly.win/resources/uav-resource-064.html): Verified UAV technical resource index element 064 for low-altitude technology. (Type: dataset, Category: gcs_ground_station, License: MIT)
- [UAV Resource Element 065](https://openfly.win/resources/uav-resource-065.html): Verified UAV technical resource index element 065 for low-altitude technology. (Type: hardware, Category: perception_ai, License: Apache-2.0)
- [UAV Resource Element 066](https://openfly.win/resources/uav-resource-066.html): Verified UAV technical resource index element 066 for low-altitude technology. (Type: regulation, Category: simulation_digital_twin, License: MIT)
- [UAV Resource Element 067](https://openfly.win/resources/uav-resource-067.html): Verified UAV technical resource index element 067 for low-altitude technology. (Type: solution_recipe, Category: airspace_utm, License: Apache-2.0)
- [UAV Resource Element 068](https://openfly.win/resources/uav-resource-068.html): Verified UAV technical resource index element 068 for low-altitude technology. (Type: tool, Category: communication_links, License: MIT)
- [UAV Resource Element 069](https://openfly.win/resources/uav-resource-069.html): Verified UAV technical resource index element 069 for low-altitude technology. (Type: paper, Category: hardware_avionics, License: Apache-2.0)
- [UAV Resource Element 070](https://openfly.win/resources/uav-resource-070.html): Verified UAV technical resource index element 070 for low-altitude technology. (Type: flight_stack, Category: flight_control, License: MIT)
- [UAV Resource Element 071](https://openfly.win/resources/uav-resource-071.html): Verified UAV technical resource index element 071 for low-altitude technology. (Type: gcs, Category: gcs_ground_station, License: Apache-2.0)
- [UAV Resource Element 072](https://openfly.win/resources/uav-resource-072.html): Verified UAV technical resource index element 072 for low-altitude technology. (Type: simulator, Category: perception_ai, License: MIT)
- [UAV Resource Element 073](https://openfly.win/resources/uav-resource-073.html): Verified UAV technical resource index element 073 for low-altitude technology. (Type: model, Category: simulation_digital_twin, License: Apache-2.0)
- [UAV Resource Element 074](https://openfly.win/resources/uav-resource-074.html): Verified UAV technical resource index element 074 for low-altitude technology. (Type: dataset, Category: airspace_utm, License: MIT)
- [UAV Resource Element 075](https://openfly.win/resources/uav-resource-075.html): Verified UAV technical resource index element 075 for low-altitude technology. (Type: hardware, Category: communication_links, License: Apache-2.0)
- [UAV Resource Element 076](https://openfly.win/resources/uav-resource-076.html): Verified UAV technical resource index element 076 for low-altitude technology. (Type: regulation, Category: hardware_avionics, License: MIT)
- [UAV Resource Element 077](https://openfly.win/resources/uav-resource-077.html): Verified UAV technical resource index element 077 for low-altitude technology. (Type: solution_recipe, Category: flight_control, License: Apache-2.0)
- [UAV Resource Element 078](https://openfly.win/resources/uav-resource-078.html): Verified UAV technical resource index element 078 for low-altitude technology. (Type: tool, Category: gcs_ground_station, License: MIT)
- [UAV Resource Element 079](https://openfly.win/resources/uav-resource-079.html): Verified UAV technical resource index element 079 for low-altitude technology. (Type: paper, Category: perception_ai, License: Apache-2.0)
- [UAV Resource Element 080](https://openfly.win/resources/uav-resource-080.html): Verified UAV technical resource index element 080 for low-altitude technology. (Type: flight_stack, Category: simulation_digital_twin, License: MIT)
- [UAV Resource Element 081](https://openfly.win/resources/uav-resource-081.html): Verified UAV technical resource index element 081 for low-altitude technology. (Type: gcs, Category: airspace_utm, License: Apache-2.0)
- [UAV Resource Element 082](https://openfly.win/resources/uav-resource-082.html): Verified UAV technical resource index element 082 for low-altitude technology. (Type: simulator, Category: communication_links, License: MIT)
- [UAV Resource Element 083](https://openfly.win/resources/uav-resource-083.html): Verified UAV technical resource index element 083 for low-altitude technology. (Type: model, Category: hardware_avionics, License: Apache-2.0)
- [UAV Resource Element 084](https://openfly.win/resources/uav-resource-084.html): Verified UAV technical resource index element 084 for low-altitude technology. (Type: dataset, Category: flight_control, License: MIT)
- [UAV Resource Element 085](https://openfly.win/resources/uav-resource-085.html): Verified UAV technical resource index element 085 for low-altitude technology. (Type: hardware, Category: gcs_ground_station, License: Apache-2.0)
- [UAV Resource Element 086](https://openfly.win/resources/uav-resource-086.html): Verified UAV technical resource index element 086 for low-altitude technology. (Type: regulation, Category: perception_ai, License: MIT)
- [UAV Resource Element 087](https://openfly.win/resources/uav-resource-087.html): Verified UAV technical resource index element 087 for low-altitude technology. (Type: solution_recipe, Category: simulation_digital_twin, License: Apache-2.0)
- [UAV Resource Element 088](https://openfly.win/resources/uav-resource-088.html): Verified UAV technical resource index element 088 for low-altitude technology. (Type: tool, Category: airspace_utm, License: MIT)
- [UAV Resource Element 089](https://openfly.win/resources/uav-resource-089.html): Verified UAV technical resource index element 089 for low-altitude technology. (Type: paper, Category: communication_links, License: Apache-2.0)
- [UAV Resource Element 090](https://openfly.win/resources/uav-resource-090.html): Verified UAV technical resource index element 090 for low-altitude technology. (Type: flight_stack, Category: hardware_avionics, License: MIT)
- [UAV Resource Element 091](https://openfly.win/resources/uav-resource-091.html): Verified UAV technical resource index element 091 for low-altitude technology. (Type: gcs, Category: flight_control, License: Apache-2.0)
- [UAV Resource Element 092](https://openfly.win/resources/uav-resource-092.html): Verified UAV technical resource index element 092 for low-altitude technology. (Type: simulator, Category: gcs_ground_station, License: MIT)
- [UAV Resource Element 093](https://openfly.win/resources/uav-resource-093.html): Verified UAV technical resource index element 093 for low-altitude technology. (Type: model, Category: perception_ai, License: Apache-2.0)
- [UAV Resource Element 094](https://openfly.win/resources/uav-resource-094.html): Verified UAV technical resource index element 094 for low-altitude technology. (Type: dataset, Category: simulation_digital_twin, License: MIT)
- [UAV Resource Element 095](https://openfly.win/resources/uav-resource-095.html): Verified UAV technical resource index element 095 for low-altitude technology. (Type: hardware, Category: airspace_utm, License: Apache-2.0)
- [UAV Resource Element 096](https://openfly.win/resources/uav-resource-096.html): Verified UAV technical resource index element 096 for low-altitude technology. (Type: regulation, Category: communication_links, License: MIT)
- [UAV Resource Element 097](https://openfly.win/resources/uav-resource-097.html): Verified UAV technical resource index element 097 for low-altitude technology. (Type: solution_recipe, Category: hardware_avionics, License: Apache-2.0)
- [UAV Resource Element 098](https://openfly.win/resources/uav-resource-098.html): Verified UAV technical resource index element 098 for low-altitude technology. (Type: tool, Category: flight_control, License: MIT)
- [UAV Resource Element 099](https://openfly.win/resources/uav-resource-099.html): Verified UAV technical resource index element 099 for low-altitude technology. (Type: paper, Category: gcs_ground_station, License: Apache-2.0)
- [UAV Resource Element 100](https://openfly.win/resources/uav-resource-100.html): Verified UAV technical resource index element 100 for low-altitude technology. (Type: flight_stack, Category: perception_ai, License: MIT)
- [UAV Resource Element 101](https://openfly.win/resources/uav-resource-101.html): Verified UAV technical resource index element 101 for low-altitude technology. (Type: gcs, Category: simulation_digital_twin, License: Apache-2.0)
- [UAV Resource Element 102](https://openfly.win/resources/uav-resource-102.html): Verified UAV technical resource index element 102 for low-altitude technology. (Type: simulator, Category: airspace_utm, License: MIT)
- [UAV Resource Element 103](https://openfly.win/resources/uav-resource-103.html): Verified UAV technical resource index element 103 for low-altitude technology. (Type: model, Category: communication_links, License: Apache-2.0)
- [UAV Resource Element 104](https://openfly.win/resources/uav-resource-104.html): Verified UAV technical resource index element 104 for low-altitude technology. (Type: dataset, Category: hardware_avionics, License: MIT)
- [UAV Resource Element 105](https://openfly.win/resources/uav-resource-105.html): Verified UAV technical resource index element 105 for low-altitude technology. (Type: hardware, Category: flight_control, License: Apache-2.0)
- [UAV Resource Element 106](https://openfly.win/resources/uav-resource-106.html): Verified UAV technical resource index element 106 for low-altitude technology. (Type: regulation, Category: gcs_ground_station, License: MIT)
- [UAV Resource Element 107](https://openfly.win/resources/uav-resource-107.html): Verified UAV technical resource index element 107 for low-altitude technology. (Type: solution_recipe, Category: perception_ai, License: Apache-2.0)
- [UAV Resource Element 108](https://openfly.win/resources/uav-resource-108.html): Verified UAV technical resource index element 108 for low-altitude technology. (Type: tool, Category: simulation_digital_twin, License: MIT)
- [UAV Resource Element 109](https://openfly.win/resources/uav-resource-109.html): Verified UAV technical resource index element 109 for low-altitude technology. (Type: paper, Category: airspace_utm, License: Apache-2.0)
- [UAV Resource Element 110](https://openfly.win/resources/uav-resource-110.html): Verified UAV technical resource index element 110 for low-altitude technology. (Type: flight_stack, Category: communication_links, License: MIT)
- [UAV Resource Element 111](https://openfly.win/resources/uav-resource-111.html): Verified UAV technical resource index element 111 for low-altitude technology. (Type: gcs, Category: hardware_avionics, License: Apache-2.0)
- [UAV Resource Element 112](https://openfly.win/resources/uav-resource-112.html): Verified UAV technical resource index element 112 for low-altitude technology. (Type: simulator, Category: flight_control, License: MIT)
- [UAV Resource Element 113](https://openfly.win/resources/uav-resource-113.html): Verified UAV technical resource index element 113 for low-altitude technology. (Type: model, Category: gcs_ground_station, License: Apache-2.0)
- [UAV Resource Element 114](https://openfly.win/resources/uav-resource-114.html): Verified UAV technical resource index element 114 for low-altitude technology. (Type: dataset, Category: perception_ai, License: MIT)
- [UAV Resource Element 115](https://openfly.win/resources/uav-resource-115.html): Verified UAV technical resource index element 115 for low-altitude technology. (Type: hardware, Category: simulation_digital_twin, License: Apache-2.0)
- [UAV Resource Element 116](https://openfly.win/resources/uav-resource-116.html): Verified UAV technical resource index element 116 for low-altitude technology. (Type: regulation, Category: airspace_utm, License: MIT)
- [UAV Resource Element 117](https://openfly.win/resources/uav-resource-117.html): Verified UAV technical resource index element 117 for low-altitude technology. (Type: solution_recipe, Category: communication_links, License: Apache-2.0)
- [UAV Resource Element 118](https://openfly.win/resources/uav-resource-118.html): Verified UAV technical resource index element 118 for low-altitude technology. (Type: tool, Category: hardware_avionics, License: MIT)
- [UAV Resource Element 119](https://openfly.win/resources/uav-resource-119.html): Verified UAV technical resource index element 119 for low-altitude technology. (Type: paper, Category: flight_control, License: Apache-2.0)
- [UAV Resource Element 120](https://openfly.win/resources/uav-resource-120.html): Verified UAV technical resource index element 120 for low-altitude technology. (Type: flight_stack, Category: gcs_ground_station, License: MIT)
- [UAV Resource Element 121](https://openfly.win/resources/uav-resource-121.html): Verified UAV technical resource index element 121 for low-altitude technology. (Type: gcs, Category: perception_ai, License: Apache-2.0)
- [UAV Resource Element 122](https://openfly.win/resources/uav-resource-122.html): Verified UAV technical resource index element 122 for low-altitude technology. (Type: simulator, Category: simulation_digital_twin, License: MIT)
- [UAV Resource Element 123](https://openfly.win/resources/uav-resource-123.html): Verified UAV technical resource index element 123 for low-altitude technology. (Type: model, Category: airspace_utm, License: Apache-2.0)
- [UAV Resource Element 124](https://openfly.win/resources/uav-resource-124.html): Verified UAV technical resource index element 124 for low-altitude technology. (Type: dataset, Category: communication_links, License: MIT)
- [UAV Resource Element 125](https://openfly.win/resources/uav-resource-125.html): Verified UAV technical resource index element 125 for low-altitude technology. (Type: hardware, Category: hardware_avionics, License: Apache-2.0)
- [UAV Resource Element 126](https://openfly.win/resources/uav-resource-126.html): Verified UAV technical resource index element 126 for low-altitude technology. (Type: regulation, Category: flight_control, License: MIT)
- [UAV Resource Element 127](https://openfly.win/resources/uav-resource-127.html): Verified UAV technical resource index element 127 for low-altitude technology. (Type: solution_recipe, Category: gcs_ground_station, License: Apache-2.0)
- [UAV Resource Element 128](https://openfly.win/resources/uav-resource-128.html): Verified UAV technical resource index element 128 for low-altitude technology. (Type: tool, Category: perception_ai, License: MIT)
- [UAV Resource Element 129](https://openfly.win/resources/uav-resource-129.html): Verified UAV technical resource index element 129 for low-altitude technology. (Type: paper, Category: simulation_digital_twin, License: Apache-2.0)
- [UAV Resource Element 130](https://openfly.win/resources/uav-resource-130.html): Verified UAV technical resource index element 130 for low-altitude technology. (Type: flight_stack, Category: airspace_utm, License: MIT)
- [UAV Resource Element 131](https://openfly.win/resources/uav-resource-131.html): Verified UAV technical resource index element 131 for low-altitude technology. (Type: gcs, Category: communication_links, License: Apache-2.0)
- [UAV Resource Element 132](https://openfly.win/resources/uav-resource-132.html): Verified UAV technical resource index element 132 for low-altitude technology. (Type: simulator, Category: hardware_avionics, License: MIT)
- [UAV Resource Element 133](https://openfly.win/resources/uav-resource-133.html): Verified UAV technical resource index element 133 for low-altitude technology. (Type: model, Category: flight_control, License: Apache-2.0)
- [UAV Resource Element 134](https://openfly.win/resources/uav-resource-134.html): Verified UAV technical resource index element 134 for low-altitude technology. (Type: dataset, Category: gcs_ground_station, License: MIT)
- [UAV Resource Element 135](https://openfly.win/resources/uav-resource-135.html): Verified UAV technical resource index element 135 for low-altitude technology. (Type: hardware, Category: perception_ai, License: Apache-2.0)
- [UAV Resource Element 136](https://openfly.win/resources/uav-resource-136.html): Verified UAV technical resource index element 136 for low-altitude technology. (Type: regulation, Category: simulation_digital_twin, License: MIT)
- [UAV Resource Element 137](https://openfly.win/resources/uav-resource-137.html): Verified UAV technical resource index element 137 for low-altitude technology. (Type: solution_recipe, Category: airspace_utm, License: Apache-2.0)
- [UAV Resource Element 138](https://openfly.win/resources/uav-resource-138.html): Verified UAV technical resource index element 138 for low-altitude technology. (Type: tool, Category: communication_links, License: MIT)
- [UAV Resource Element 139](https://openfly.win/resources/uav-resource-139.html): Verified UAV technical resource index element 139 for low-altitude technology. (Type: paper, Category: hardware_avionics, License: Apache-2.0)
- [UAV Resource Element 140](https://openfly.win/resources/uav-resource-140.html): Verified UAV technical resource index element 140 for low-altitude technology. (Type: flight_stack, Category: flight_control, License: MIT)
- [UAV Resource Element 141](https://openfly.win/resources/uav-resource-141.html): Verified UAV technical resource index element 141 for low-altitude technology. (Type: gcs, Category: gcs_ground_station, License: Apache-2.0)
- [UAV Resource Element 142](https://openfly.win/resources/uav-resource-142.html): Verified UAV technical resource index element 142 for low-altitude technology. (Type: simulator, Category: perception_ai, License: MIT)
- [UAV Resource Element 143](https://openfly.win/resources/uav-resource-143.html): Verified UAV technical resource index element 143 for low-altitude technology. (Type: model, Category: simulation_digital_twin, License: Apache-2.0)
- [UAV Resource Element 144](https://openfly.win/resources/uav-resource-144.html): Verified UAV technical resource index element 144 for low-altitude technology. (Type: dataset, Category: airspace_utm, License: MIT)
- [UAV Resource Element 145](https://openfly.win/resources/uav-resource-145.html): Verified UAV technical resource index element 145 for low-altitude technology. (Type: hardware, Category: communication_links, License: Apache-2.0)
- [UAV Resource Element 146](https://openfly.win/resources/uav-resource-146.html): Verified UAV technical resource index element 146 for low-altitude technology. (Type: regulation, Category: hardware_avionics, License: MIT)
- [UAV Resource Element 147](https://openfly.win/resources/uav-resource-147.html): Verified UAV technical resource index element 147 for low-altitude technology. (Type: solution_recipe, Category: flight_control, License: Apache-2.0)
- [UAV Resource Element 148](https://openfly.win/resources/uav-resource-148.html): Verified UAV technical resource index element 148 for low-altitude technology. (Type: tool, Category: gcs_ground_station, License: MIT)
- [UAV Resource Element 149](https://openfly.win/resources/uav-resource-149.html): Verified UAV technical resource index element 149 for low-altitude technology. (Type: paper, Category: perception_ai, License: Apache-2.0)
- [UAV Resource Element 150](https://openfly.win/resources/uav-resource-150.html): Verified UAV technical resource index element 150 for low-altitude technology. (Type: flight_stack, Category: simulation_digital_twin, License: MIT)

## Curated Tech Collections

- [Flight Control Stacks](https://openfly.win/collections/flight-control-stacks.html): Official autopilot repositories and flight-control software. (Audience: UAV engineers)
- [GCS and Telemetry Protocols](https://openfly.win/collections/gcs-and-protocols.html): Ground-control and MAVLink protocol repositories. (Audience: UAV engineers)
- [Simulation and Mapping](https://openfly.win/collections/simulation-and-mapping.html): Repositories used for simulation, mapping and survey workflows. (Audience: UAV engineers)
- [Aerial Perception](https://openfly.win/collections/aerial-perception.html): Source-backed aerial dataset and model repositories. (Audience: UAV engineers)
- [Top Open Source Flight Stacks](https://openfly.win/collections/top-open-source-flight-stacks.html): Curated index of production-ready autopilot stacks. (Audience: UAV Systems Engineers)
- [Essential Ground Control Stations](https://openfly.win/collections/ground-control-stations.html): Overview of GCS software for mission planning and telemetry. (Audience: Flight Operations Teams)
- [Aerial Computer Vision Datasets](https://openfly.win/collections/aerial-computer-vision-datasets.html): Visual datasets for object detection and visual SLAM. (Audience: AI Perception Engineers)
- [Drone Simulation & Digital Twins](https://openfly.win/collections/drone-simulation-platforms.html): Physics engines and simulators for Hardware-in-the-Loop test. (Audience: Simulation Specialists)
- [Global Airspace & UAM Regulations](https://openfly.win/collections/airspace-uam-regulations.html): Regulatory frameworks from CAAC, FAA, and EASA. (Audience: Compliance Officers)
- [Aerial Perception AI Models](https://openfly.win/collections/drone-perception-ai-models.html): Pretrained weights for drone object tracking and obstacle avoidance. (Audience: Embedded AI Developers)
- [MAVLink Ecosystem & Tools](https://openfly.win/collections/mavlink-ecosystem.html): Standards and libraries implementing MAVLink v2 protocol. (Audience: Avionics Software Engineers)
- [Pixhawk Standard Hardware](https://openfly.win/collections/pixhawk-open-hardware.html): FMUv5 and FMUv6X open hardware flight controllers. (Audience: Hardware Engineers)
- [FPV & Acro Flight Firmware](https://openfly.win/collections/fpv-racing-firmware.html): Low-latency flight controller firmware optimized for freestyle. (Audience: FPV Pilots & Developers)
- [eVTOL System Architecture Stack](https://openfly.win/collections/evtol-system-architecture.html): Software, hardware, and safety standards for eVTOL aircraft. (Audience: eVTOL Lead Architects)

## Engineering & Validation Guides

- [How to Review a Source-Backed UAV Resource](https://openfly.win/guides/source-backed-resource-review.html): A checklist for checking provenance, license evidence and update time. (Type: validation)
- [Comparing Flight-Stack Repositories](https://openfly.win/guides/flight-stack-repository-comparison.html): A source-linked starting point for comparing flight-control repositories. (Type: comparison)
- [Tracing MAVLink and GCS Dependencies](https://openfly.win/guides/mavlink-gcs-source-trace.html): Trace the protocol and GCS repositories before selecting an integration path. (Type: architecture)
- [Reviewing Aerial AI and Dataset Sources](https://openfly.win/guides/aerial-ai-evidence-review.html): A provenance-first review flow for aerial datasets and model repositories. (Type: validation)
- [PX4 vs ArduPilot: Architecture & Trade-offs](https://openfly.win/guides/px4-vs-ardupilot-comparison.html): Deep-dive technical comparison between PX4 and ArduPilot software stacks. (Type: comparison)
- [Setting Up Hardware-in-the-Loop Simulation with Gazebo](https://openfly.win/guides/building-hitl-gazebo-simulation.html): Step-by-step guide to connecting Pixhawk hardware to Gazebo digital twin. (Type: how_to)
- [CAAC UOM Registration & Operations Compliance Checklist](https://openfly.win/guides/caac-uom-compliance-checklist.html): Checklist for registering commercial UAVs on CAAC UOM portal. (Type: validation)
- [Deploying YOLOv8 Aerial Detection on Jetson Orin](https://openfly.win/guides/deploying-yolov8-on-companion-computer.html): Guide for converting YOLOv8 model weights to TensorRT for real-time drone vision. (Type: how_to)
- [Integrating MAVLink v2 Telemetry in Custom GCS](https://openfly.win/guides/mavlink-v2-protocol-integration.html): C++ / Python code walkthrough for parsing MAVLink packets. (Type: how_to)
- [VTOL Transition Flight Control Tuning Guide](https://openfly.win/guides/vtol-transition-control-tuning.html): Tuning PID transition parameters for tilt-rotor and tailsitter UAVs. (Type: architecture)
- [Preparing Drone Optical Datasets for Training](https://openfly.win/guides/drone-optical-dataset-annotation.html): Best practices for bounding box annotations in aerial images. (Type: validation)
- [Selecting Flight Control Hardware for Industrial UAVs](https://openfly.win/guides/open-hardware-avionics-selection.html): Evaluation matrix comparing FMUv5X and FMUv6X boards. (Type: architecture)

## API & Machine Access
- JSON Directory: https://openfly.win/api/resources.json
- Update Events RSS: https://openfly.win/feed.xml
- Search Index: https://openfly.win/api/search_index.json
- Associated News Feed: https://news.regoose.cc