PX4 Autopilot: A Practitioner's Guide to Troubleshooting, Debugging, Building, and Testing

Everything I learned contributing 6 PRs to PX4-Autopilot in a single session — from Docker-based builds and sanitizer workflows, through uXRCE-DDS session debugging and MAVLink signing analysis, to SITL integration testing. Real bugs, real fixes, real build output.

March 22, 2026 · 14 min · Pavel Guzenfeld