Justin
Lu
high school student building fast, reliable software — from X-Plane plugins to web tools.
Currently building
Trace
PrivateTrace-iOS/Trace
Native iOS network debugger — HTTP(S), WebSocket, SSE & QUIC/HTTP3 capture with on-device TLS MITM.
Work
Featured Projects
A selection of things I've built.
01
xp2gdl90
A native C++ X-Plane 12 plugin that encodes ownship position, altitude, speed, and heading into GDL90 UDP packets in real time. Cross-platform (Windows, macOS Universal, Linux) with an in-sim settings UI, JSON config persistence, and minimal CPU overhead.
- Real-time GDL90 UDP broadcast at configurable rates
- Compatible with ForeFlight, Garmin Pilot, WingX, FltPlan Go
- Cross-platform: Windows, macOS Universal binary, Linux
- CRC-16-CCITT framing & byte-stuffing per GDL90 Rev A
03
Geomag
High-performance C implementation of the World Magnetic Model (WMM) with a Python binding for navigation and AHRS systems.
GitHub
Contributions
A look at my open source activity on @6639835.
Contribution Activity
Contact
Let's talk
I'm open to new opportunities, collaborations, and interesting conversations.