Open-source hardware designs for Meshtastic — PCB files, EEPROM images, and radio configs for LoRa nodes and Pi HATs.
A Raspberry Pi HAT+ carrying two LoRa radios, dual GPS, and dual AHT20 temperature/humidity sensors. Available in two variants depending on the radio module used:
| Directory | Module | Chip |
|---|---|---|
| DoubleHat/NiceRFLR/ | NiceRF LR1121F33 / LR2021F33 | LR1121 / LR2021 |
| DoubleHat/EbyteE22/ | Ebyte E22 / E22P | SX1262 |
A compact single-radio LoRa hat for the LuckFox Pico Ultra and LuckFox Lyra Ultra SBCs.
| Directory | Module | Chip |
|---|---|---|
| NiceFox/ | NiceRF LR2021F33 | LR2021 |
A mikroBUS-format LoRa add-on board tuned for the US amateur 1.25 meter band (222–225 MHz), built around a bare SX1262.
| Directory | Module | Chip |
|---|---|---|
| 1.25 Meter SX1262 Module/ | SX1262 | SX1262 |
A standalone, solar-rechargeable LoRa sensor/tracker node on a Seeed XIAO nRF52840 Plus, with a dual-band (sub-GHz + 2.4 GHz) EniceRF 1W LR2021F33 radio, GNSS, environmental and power sensing, and an onboard 21700 Li-ion cell.
| Directory | Module | Chip |
|---|---|---|
| lr2021_1w_nrf/ | EniceRF LR2021F33 1W | LR2021 |
This work is licensed under the CERN Open Hardware Licence Version 2 - Strongly Reciprocal (CERN-OHL-S v2).
You are free to use, study, modify, and distribute these designs and products made from them, provided that any Product embodying this Licensed Material — or Modifications of it — is made available under the same licence, with corresponding source made available per Section 5.