Long Range Radio Control Link for America’s Defense

bLRS was created from eLRS specifically to support NDAA compliance and military applications

About blueLRS

blueLRS is a secure, open-source radio link for remote control and telemetry applications. Forked from the ExpressLRS project, blueLRS is engineered specifically for NDAA-compliant and defense-oriented applications, while preserving the core performance, reliability, and open development ethos of the original ExpressLRS platform.

Developed and maintained by Ewing Aerospace and a dedicated open-source community, blueLRS continues to push the boundaries of long-range, low-latency wireless control while ensuring that all components and dependencies meet U.S. government compliance standards.

Key Features

  • Up to 1000 Hz packet rate
  • Secure firmware signing and reproducible builds
  • Full NDAA-compliant component support
  • Telemetry and MAVLink support
  • CRSF, SBUS, SUMD, HoTT, and PWM receiver support
  • Configurable RF bands (2.4 GHz and 900 MHz)
  • SmartAudio / Tramp VTX control
  • Bind phrases for quick pairing—no physical button needed
  • Designed for defense, industrial, and compliant commercial applications
  • Supports STM32 Cores

Approved NDAA Compliant Hardware

Ewing Aerospace 2.4Ghz NDAA bLRS Receiver

Ewing Aerospace 2.4Ghz NDAA bLRS TX Module