Embedded IoT Projects

Firmware development, sensor networks and smart home integration — from sensor to dashboard. For makers, tinkerers and hobby electronics enthusiasts. A selection of completed projects.

All projects are actively developed and continuously improved

9

Projects

5+

Platforms

3

Radio Protocols

LoRa / Radio

GaFuBi LoRa Mesh

LoRa sensor network with AES encryption

Professional LoRa mesh network with gateway and multiple sensor nodes for garden, feed and bee monitoring.

ESP32-S3LoRa 868MHzAES-128MQTT+2

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GaFuBi HolzBackofen

WiFi controller for a wood-fired oven with touch display and Home Assistant

Self-developed standalone electronics for direct-fired wood-fired ovens. Two K-type thermocouples in dome and floor, 5-page touch UI, live web dashboard with chart, 11 baking programs with adaptive timer and Home Assistant integration.

ESP32-S32.8" TFTMAX31855Thermocouple Typ K+6

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Web Dashboard

Energy Dashboard

Real-time solar & battery monitoring

Real-time energy flow dashboard for solar system, battery storage and household consumption with billing.

Node.jsMQTTMongoDBWebSocket+2

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Web Dashboard

BMS Web Dashboard

Multi-BMS battery monitoring

Web dashboard for monitoring multiple JK-BMS battery systems with Telegram alerts and long-term data logging.

Node.jsMQTTMongoDBTelegram Bot+2

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LoRa / Radio

Tank Level System

LoRa display gateway + pressure sensor

Wireless tank level system with round touch display and LoRa-connected sensor node.

ESP32-C3ESP32-S3LoRaGC9A01 Display+2

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BLE / Gateway / App

BBQ Temp Monitor

BLE gateway + Android app for BBQ thermometer

ESP32 gateway with Flutter companion app: monitor Bluetooth BBQ thermometers, temperature alarm on your phone — even in the background.

ESP32BLENimBLEMQTT+4

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ESPHome / Home Assistant

ESP32 Smoker Controller

ESP32-S3 with PID control, adaptive power limiting and damper control

ESP32-S3-based smoker controller with PID regulation, multiple DS18B20/PT1000 sensors, adaptive power limiting, servo damper control and energy monitoring via PZEM-004T.

ESP32-S3ESPHomeHome AssistantPID-Regler+6

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⚙️Screenshot coming soon

Touch HMI