Cross-platform components for building access control systems based on the UHPPOTE UT0311 TCP/IP access controller boards

Espressif ESP32 Based Smarthome screen for MQTT

A retired version of Pi Presents. Please use Pi Presents KMS which works on legacy RPi OS Bullseye or Pi Presents GTK which works on RPi OS Bookworm and RPi Model 5

A Photobooth web interface for Linux and Windows.

An access control system and web application for open spaces based on python (on Raspberry Pi).

Easy to use device for connecting "old" measuring units (water, power, gas, ...) to the digital world

ESP8266 based smart meter (SML) to MQTT gateway

What do you get when you mix a Raspberry Pi, a MySQL database, an RFID reader, an LCD touchscreen, a relay switch, an electronic door strike and a Twilio SMS account?

Karel The Robot

Zählt geöffnete Fenster pro Raum und gesamt. Kann einmalig oder zyklisch an offene Fenster erinnern. Erzeugt Lüftungswarnung uvm.

Überprüft Batteriespannungen beliebig vieler Geräte anhand vorgegebenem LowLimit

ESP8266 based WiFi ArtNet to DMX, RDM and LED Pixels

ESP8266 RFID (RC522, PN532, Wiegand, RDM6300) Access Control system featuring WebSocket, JSON, NTP Client, Javascript, SPIFFS

Easy MultiSensor device based on ESP8266/ESP32

Advanded jukebox for users with large or scattered music collections

A simple Sketch to read the Temperature from multiple DS18B20 and publish them to a MQTT-Server. Compiles in the Arduino IDE for the ESP8266

RFID equipment, including door and equipment access

Chinese stepper motor driver boards

Grbl port to ATmega644(P) with 4th axis support and I/O extensions

Ink/Stitch: an Inkscape extension for machine embroidery design

Schneller 2D/3D-Positionierer/Portalroboter

Die DIY Musikbox (nicht nur) für Kinder

A housing for MP3 players - made-to-measure children's needs