This repository contains the official device firmware for Meshtastic, an open-source LoRa mesh networking project designed for long-range, low-power communication without relying on internet or cellular infrastructure. The firmware supports various hardware platforms, including ESP32, nRF52, RP2040/RP2350, and Linux-based devices.
Meshtastic enables text messaging, location sharing, and telemetry over a decentralized mesh network, making it ideal for outdoor adventures, emergency preparedness, and remote operations.
- 🔧 Building Instructions – Learn how to compile the firmware from source.
- ⚡ Flashing Instructions – Install or update the firmware on your device.
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Open the newly cloned folder in Visual Studio Code. If you do this for the first time, this can take quite some while as PlatformIO will download all the necessary tooling and libraries. Also if platformio is not installed, VSCode will ask you to install it, probably requiring a restart of the program.
To select the device you wish to build, open your command palette: Mac: command + Shift + P Enter: PlatformIO: Pick Project Environment and select your target. (currently targeting heltec v3) To build the firmware, simply run PlatformIO: Build from your command palette. Finally, flash the firmware to your device by running PlatformIO: Upload