Atmosphère is a work-in-progress customized firmware for the Nintendo Switch.

Marlin is a firmware for RepRap 3D printers optimized for both 8 and 32 bit microcontrollers. Marlin supports all common platforms. Many commercial 3D printers come with Marlin installed. Check wit…

The official firmware for Meshtastic, an open-source, off-grid mesh communication system.

A flexible emulator front-end supporting keyboardless navigation and custom system themes.

A generic satellite data processing software.

WiFi HID Injector - An USB Rubberducky / BadUSB On Steroids.

Wifi MQTT Data Logging via an esp8266 for the Ikea VINDRIKTNING PM2.5 air quality sensor

Payload for teensy like a rubber ducky but the syntax is different. this Human interfaes device ( HID attacks ). Penetration With Teensy . Brutal is a toolkit to quickly create various payload,powe…

A controller for Somfy RTS shades and blinds

AIS receiver for RTL SDR dongles, Airspy R2, Airspy Mini, Airspy HF+, HackRF, SDRplay and SoapySDR

Tools to work with signals and files from GOES satellites

MMDVM HotSpot: firmware for ZUMspot or MMDVM_HS based boards (D-Star, DMR, YSF, P25, NXDN and POCSAG)

Raspberry Pi WSPR transmitter using NTP based frequency calibration

reading SDM72 SDM120 SDM220 SDM230 SDM630 modbus energy meters from arduino (esp8266, esp32, avr)

Plugin ideas, concepts, user contributed, etc

A ESP8266 devkit firmware for the Nodoshop version of the Opentherm Gateway (OTGW)

Bresser 5-in-1/6-in-1/7-in-1 868 MHz Weather Sensor Radio Receiver for Arduino based on CC1101, SX1276/RFM95W, SX1262 or LR1121

ESP8266 based logger for GoodWe inverters. Can upload to pvoutput and publishes MQTT topics

Smart Electric Vehicle Charging Station (EVSE)

Custom EspHome sensor for reading P1 port on dutch smart meters with ESP module for Home Assistant

A retro watch

An open source Zstack3 gateway powered by ESP8266 and CC2652 modules

An advanced firmware for a DIY "word-clock". (ESP8266)

A ESP8266 based DSMR reader, posting onto MQTT

NTP server for Arduino

A sensor for a ferraris energy meter based on an ESP8266 or similar including a HomeAssistant-Integration via MQTT.

A hardware password manager for Keepass

If the OLED display of your Tenways CGO600 Bike is broken, this activator can get it going again

An open-source lost-model alarm for RC drones and airplanes