# Getting Started This section provides an overview of the basic concepts you need to understand in order to build and fly an unmanned vehicle using PX4. [Basic Concepts](https://px4.gitbook.io/px4-user-guide/getting_started/px4_basic_concepts) — Brief introduction to PX4 and the Dronecode Platform. [Flight Controllers](https://px4.gitbook.io/px4-user-guide/getting_started/flight_controller_selection) — Flight controller hardware options from different platforms and vendors. [Vehicles/Frames](https://px4.gitbook.io/px4-user-guide/getting_started/frame_selection) — Supported vehicle types, including air, ground and marine frames. [Sensors](https://px4.gitbook.io/px4-user-guide/getting_started/sensor_selection) — Sensors needed by the autopilot. [Remote Control Systems](https://px4.gitbook.io/px4-user-guide/getting_started/rc_transmitter_receiver) — Handheld systems for manually controlling a vehicle. [Flight Modes](https://px4.gitbook.io/px4-user-guide/getting_started/flight_modes) — Control modes for manual, assisted and autonomous movement. [Payloads & Cameras](https://px4.gitbook.io/px4-user-guide/getting_started/payloads) [Flight Reporting](https://px4.gitbook.io/px4-user-guide/getting_started/flight_reporting) — Download detailed flight logs for debugging and analysis. --- # 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://px4.gitbook.io/px4-user-guide/getting_started.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.