iot & smart home
IronEar’s ESP32-S3 Sensor Hears 500 Sounds, Skips the Camera
An open-source ESP32-S3 sensor node classifies 500+ household sounds on-device and reports to Home Assistant over MQTT or a private LoRa mesh.
esp32 & esp8266
Off-Grid LoRa Message Board Pairs ESP32-S3 with E-Ink Display
A battery-powered desk display that receives text messages over a LoRa mesh network with no WiFi needed, plus a built-in CO2 and humidity sensor.
iot & smart home
WeatherXM D2 Mesh: A Solar LoRa Weather Station With No Wi-Fi
A solar weather station that reports over a LoRa mesh instead of Wi-Fi or cellular, plus how to build a cheap ESP32 version of…
diy projects
How ExpressLRS Squeezes Kilometers Out of a 1-Watt ESP32 Link
Four open-source ELRS receivers, an SX1280 LoRa radio, and one 50-ohm trace: the RF design tricks that keep a 1-watt link locked kilometers out.
esp32 & esp8266
ESP32 Bit Pirate v1.7 Adds Browser Tools and LoRa Debugging
ESP32 Bit Pirate v1.7 turns cheap Espressif boards into a Bus Pirate-style debug tool, now with in-browser WebUSB access and SX1262 LoRa packet sniffing.
raspberry pi
Add LoRa Long-Range Radio to Your Raspberry Pi Pico This Weekend
Send sensor data up to 15km from a Raspberry Pi Pico with a plug-in LoRa module and a LiPo battery. A cheap weekend build…
esp32 & esp8266
FGRFMesh Brings Open Sub-GHz Mesh Networking to ESP32 & STM32
Crowded Wi-Fi pushing you out? FGRFMesh is an open 868 MHz mesh platform for ESP32 and STM32 that makes sub-GHz networking refreshingly hackable.
diy projects
AkiraConsole: ESP32-S3 Handheld for Hacking, RF, and Retro Gaming
Meet the AkiraConsole: an ESP32-S3 handheld packing LoRa, sub-GHz, NFC, and a 2.8-inch LCD for hardware hacking, RF testing, and retro gaming on the…
electronic modules
M5Stack Cardputer Mesh Kit: $48 Pocket LoRa & GNSS for Off-Grid Fun
Add LoRa long-range radio and GNSS positioning to M5Stack's pocket-sized Cardputer for $48 - a handy tracker, off-grid messenger, and field tool.