An intuitive way to represent the power and energy that your home is consuming or producing. (A custom card for the Lovelace UI of Home Assistant.)

Set the voltage of a Quick Charge 2.0 source via the Arduino.

Set the voltage of a Quick Charge 3.0 source via the Arduino.

Set the voltage of a Quick Charge 3.0 source via the Arduino.

An open source hot tub controller using the ESP8266 (WeMos).

A web-based interface for CNC milling controller running Grbl, Marlin, Smoothieware, or TinyG.

Open Source Soldering Iron firmware

a collection of "Little Electronic & Arduino Projects", most involving electronics or an Arduino in one way or another!

Add additional inputs to the Neptune Apex Break Out Box

Reference setup for iC880a gateways running The Things Network

EspTouch is one way for Android Phone to tell the connected Router's Ssid, Password and etc. to make IOT devices to connect to the same Router. EspTouch is developed and maintained by Espressif Corp.

EspTouch is one way for Android Phone to tell the connected Router's Ssid, Password and etc. to make IOT devices to connect to the same Router. EspTouch is developed and maintained by Espressif Corp.

✈️ Multi-functional, compatible DIY general aviation proximity awareness system

NetPi Network Analyzer based on Raspberry Pi b+/2 hardware

An SDR LoRa implementation for R&D

rtl-sdr spectrum analyzer

A tool for reading, displaying and saving data from the NanoVNA

Third party firmware for Asus routers (newer codebase)

Third party firmware for Asus routers (newer codebase)

Custom firmware for the HackRF+PortaPack H1/H2

I2C device library collection for AVR/Arduino or other C++-based MCUs

CSV exports of cryptocurrency exchange data using APIs for accuracy and convenience

Configurations for Marlin Firmware

ESP32-based Home Energy Monitor