Hardware projects using nRF52840
Open nRF52840 hardware projects on BoardRepo, the GitHub for hardware. View the schematic, PCB, and BOM in your browser and download the sources, BOM, and Gerbers.
Projects
Meshtonic - using the esp32 as the orchestrator for multi-band LoRa WAN
Just a little project to mod a Nerf blaster with Arduino compatible hardware and Bluetooth support.
WingFC is an open-source embedded flight controller for sub-250g fixed-wing aircraft, built with TinyGo. It provides stabilization, mixing, and safety features for elevon-equipped models, with a focus on reliability and ease of use.
FPV Combat Gadget
Open Source ASCOM-Compatible Wireless Flat Panel For Astrophotography
just a simple devboard for the nRF52840 equipped with lots of 2.4Ghz technologies and the nPM1300 PMIC for power management, both ICs are made by Nordic semiconductor
Non-Nemo: Ortholinear 3x5 Split Keyboards
PMK - Full wireless split keyboard
A funky little 10.5u with dual 1.75u spacebars.
Ergonomic keyboard PCB design that uses the Waveshare RP2040-zero board.
A minimal dongle for use with zmk.
This is a small, self-made keyboard with a limited number of keys, designed by mystster.
Open-source VR tracker designs and documentation. :3
minimal split keyboard with 34 keys
USB type-A dongle based on the nRF52840 microcontroller. Meant to run the COB firmware.
Open-source UWB Device
Self-enclosed, pocket-sized Meshtastic node
A development board for the nRF52840 in a Uno form factor
Bluetooth "TOMU" board
Unified keyboard
Bluetooth LE nRF52840 microcontroller in a pro-micro footprint.
This KiCad board aims to be a low consumption driver for SHARP LCDs w/optional touch. MCU: Nordic RF52 (not tested) | ESP32S3 buy one in Tindie before sending to production
open source bike telemetry project using an nrf58240
Bluetooth LE nRF52840 microcontroller in a pro-micro footprint.
Air quality sensor for indoor use
Some keypads/macropads
PSoM, either Pico System On Module, or Puma System On Module for those who prefer
a wireless alice layout keyboard with ZMK firmwarae
Very portable voice recorder with speech recognition.
Capactive sensing (EC) pcb for Le Chiffre keyboard
FoMO ZMK Ortholinear keyboard, if you can't decide between split or not.
kicad files of custom 60% keyboard inspired by bakeneko with ble support
Ergonaut One is an open-source ergonomic wireless split mechanical keyboard designed by Ergonaut Keyboards.
32-key unibody split wireless keyboard with 8 RGB LED indicators
CoffeeCaller. Once a nice office gadget it now evolved to a small development board for the Nordic nRF52840.
12u or 10u ortho split pcb
Pipar is a collection of keyboards
Bluetooth LE nRF52840 microcontroller in a pro-micro footprint.
A Meshtastic device based on the Seeed Studio XIAO nRF52840 and EBYTE E22-XXXMXXS series LoRa modules. Pinout matches the Meshtastic xiao ble variant.
TK44 - is a wireless unibody 40% keyboard
A collection of open source hardware that has been designed by Spaceboards
A PCB for the XIAO nRF52840 and Wio-SX1262. All raw files will be for KiCad only unless stated otherwise.
DIY Zigbee Multisensor
byrandev, a nRF52840 dev board
Open Source EEG project
A wireless ergonomic keyboard
KiCad Design files for the Smart Sensor Battery Pack project
Hydro-Vinci project for cansat 2025-2026