Software for Your Open Hardware

A UWB distance tracking project using Makerfabs ESP32 UWB devices achieving ~130 m range with DW1000. Includes antenna delay calibration for optimal accuracy and WiFi connectivity on the tag side.

Build a brain-computer interface that reads EEG beta waves to illuminate LEDs on the Arduino Uno R4 LED matrix when you concentrate, using BioAmp EXG Pill and Brain BioAmp Band.

A community fork of the LILYGO T-Knob that explores using its ESP32-C6, TMC6300 motor driver, and MT6701 magnetic encoder to build a SmartKnob-style haptic rotary controller with software-defined detents and position limits.

Standalone BLE scanning firmware for the Oui-Spy that detects targeted Bluetooth devices by MAC address or manufacturer OUI prefix with audio/visual alerts, web portal configuration, and persistent device history.

Plugin manager that bridges existing smart home ecosystems (Zigbee2MQTT, Shelly, Home Assistant) into Matter — pair once, all devices appear in Apple Home, Google Home, Alexa, and more.

An open-source MANET mesh radio toolkit using WiFi HaLow (802.11ah) for multi-kilometer range ad-hoc networking — the first open mesh networking project built specifically for sub-GHz WiFi radios.

A polished, low-power ESP32 weather station for 7.5\" e-paper displays. Fetches current conditions and 5-day forecasts from OpenWeatherMap, shows indoor readings from a BME280 sensor, and runs 6+ months on a 5000mAh battery with 30-minute refresh intervals.

Official firmware for the UkieLab WiFi Weather Station 7.5\" that turns the ESP32 + 7.5\" e-paper display into an AI-first canvas. AI agents discover the device via mDNS and send JSON drawing commands over HTTP to render dashboards, weather, art, and notifications.

A Swiss-army-knife LoRa firmware combining KISS Bluetooth modem, APRS iGate, digipeater, and Codec2 digital voice transceiver — maximum amateur radio versatility in a single device.

Open-source Arduino project using ESP-NOW protocol for peer-to-peer RTK correction data exchange between TinkerNav boards, enabling infrastructure-free centimeter-level GPS positioning.

A collection of 3D-printable colorway designs for the Micro Journal Rev.3 Nadia keyboard enclosure, featuring five predefined color schemes and open STL files for custom combinations.

An ESPHome-based weather display for LILYGO T5 4.7" showing a 4-day forecast overview, 24-hour precipitation chart, temperature, humidity, and clock via Home Assistant.

Community-designed 3D printable enclosure for the VoltLink CP2102N USB serial adapter, featuring access for USB-C and pin headers, secured with M2.5 screws that double as feet.

A 1000 bps FSK software modem for the LILYGO T-TWR Rev 2.1, enabling digital data transmission over UHF with LDPC forward error correction and real-time ASCII waterfall display.

Beginner-friendly walkthrough by Cesar Calderon covering the ChameleonUltra unboxing, initial setup, and first steps with NFC/RFID technology. Ideal for newcomers getting started with RFID security tools.

The LILYGO T-Echo running SoftRF Badge Edition acts as a low-power aviation proximity awareness device for glider and paraglider pilots, detecting nearby aircraft via FLARM, OGN, and ADS-L protocols on its e-paper display.

Build a WiFi-to-Zigbee bridge using Sonoff Zigbee Bridge Pro or DIY ESP32 + CC2652P setup with Tasmota. Connects 128+ Zigbee sensors and actuators to MQTT for Home Assistant integration.

The official open-source Matter (formerly Project CHIP) reference SDK maintained by the Connectivity Standards Alliance — the foundation for all Matter device implementations across Apple, Google, Amazon, and open hardware.

A clean ESPHome weather forecast display for a 7.5\" Waveshare e-paper screen with Home Assistant integration. Shows weather conditions in an IKEA RODALM frame with HA-controlled refresh intervals and deep sleep support to prevent display degradation.

3D-printable watchband case for the ChameleonUltra with two variants: a transparent version showing off the PCB and a covert solid version for red team operations. Fits standard 20mm watch bands with USB-C access.

An offensive security and red-team firmware for the LILYGO T-Embed CC1101, providing sub-GHz RF scanning, signal replay, WiFi attacks, BLE exploitation, NFC cloning, IR control, and BadUSB — with 5.1k GitHub stars.

Hands-on guide to setting up off-grid messaging and GPS location sharing using the ThinkNode M1 and Meshtastic. Covers LoRa mesh networking fundamentals, device configuration, and practical use cases for outdoor communication without cellular coverage.

Automated test jig that chains six Shelly adapters in series with an ESP32 to verify VoltLink board quality before shipping, catching soldering defects on USB-C, QFN, and JST-SH connectors.

In-depth performance review of the ThinkNode M1 covering standardized urban range testing (1.71km achieved), battery optimization (4-5 days with GPS off), firmware updates to InkUI, and antenna considerations for maximizing Meshtastic mesh network coverage.

An FM radio receiver for the LILYGO T-Embed using an RDA5807 module, controlled via the rotary encoder and displayed on the 1.9-inch TFT — leveraging the board's built-in speaker and amplifier for audio output.