# Pixhawk > Pixhawk is an independent, open-hardware project aiming at providing high-end autopilot hardware to the academic, hobby and industrial communities at low costs and high availability. * [Pixhawk Homepage](https://pixhawk.org/start) ## Pixhawk v2.1 > **Hex Technology** Hex is the world's leading open source hardware manufacturer which produces one of the best open source drone autopilots in the world. We are keen to provide developers and customers with best resources and tools to help them innovate. The ultimate goal is to maximize adoption of the project for the benefit of users with cheaper,better and more reliable open source drone hardware. * [PIXHAWK2.1 Homepage One](http://www.hex.aero/) * [PIXHAWK2.1 Homepage Two](http://www.proficnc.com/) * [PIXHAWK2.1 Assembly Guide](http://www.hex.aero/wp-content/uploads/2016/09/PIXHAWK2-Assembly-Guide.pdf) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://theiotlearninginitiative.gitbook.io/bitol/hybrid-drone-solution/flight-controller-hardware/pixhawk.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.