Open-source ExpressLRS receiver family (ESP32-C3, SX1281 / LR1121). Part of the OpenDrone ecosystem.
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Aug 22, 2026 - ANTLR
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expresslrs
Here are 46 public repositories matching this topic...
An Arduino Library for communicating with ExpressLRS and TBS Crossfire receivers.
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Feb 8, 2026 - C++
Encrypted ELRS fork. ASCON-128 authenticated encryption, cryptographic FHSS, same hardware. Drop-in upgrade.
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Jun 12, 2026 - C
Crossfire protocol parser for no_std rust.
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May 30, 2026 - Rust
A clone of https://github.com/mikeneiderhauser/CRSFJoystick to support the Arduino Pro Micro (atmega32u4)
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Nov 14, 2022 - C++
RadioMaster AX12 hardware reverse engineering — UMBUS protocol spec, native library analysis, device tree, tools, and developer setup guide
fpv reverse-engineering mavlink crsf android-9 radiomaster expresslrs at32f435 radiomaster-ax12 mediatek-mt8788
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Jul 24, 2026 - Python
EdgeTX telemetry widget with live QR code and a modern UI - Supports Betaflight, iNAV and ArduPilot on radios with a large color screen
lua drone quadcopter fpv gps telemetry qr-code flight-controller google-maps-api inav ardupilot betaflight crsf rc-plane radiomaster edgetx expresslrs elrs edgetx-widget lost-model-locator
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Aug 24, 2026 - Lua
Drone flight controller with MPU6050, ExpressLRS, PID control, and motor mixing. Developed in PlatformIO
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Nov 3, 2025 - C++
Ghost RX: a passive telemetry-sniffing receiver based on ExpressLRS 3.5.0 for non-intrusive monitoring of an existing ELRS link.
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Mar 12, 2026 - C++
An Open Source Radio Transmitter Project
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Mar 8, 2025 - C
EdgeTX Lua script that audibly warns you before your ExpressLRS link breaks down.
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Jul 5, 2026 - Lua
Telemetry dashboard and session logger for EdgeTX RadioMaster TX16S, ExpressLRS, and Betaflight.
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Jun 21, 2026 - Lua
RC helicopter profiles & templates for your EdgeTX controller.
rc radio-control rc-helicopter crsf helicopters multiprotocol multi-module dsmx radiomaster tx16s edgetx expresslrs elrs
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May 9, 2023
Using the Bluepill board (STM32F103C8T6), we will connect the CRSF rc protocol receiver as a USB PC joystick.
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May 23, 2026 - C++
Turn an ExpressLRS (ELRS) or TBS Crossfire/Tracer WiFi module into a vJoy virtual joystick on Windows for FPV simulators like VelociDrone and Liftoff. No cables, no MAVLink.
windows simulator drone fpv joystick wifi gamepad tracer liftoff crossfire rc tbs vjoy expresslrs elrs velocidrone
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Aug 1, 2026 - C#
Turns the RadioMaster AX12 Android radio into a field GCS - CoT bridge streaming MAVLink telemetry to ATAK / TAK server, with on-device web and CLI launchers. Termux plus stdlib Python.
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Jul 19, 2026 - Python
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