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  • [EN] KeePass Cloud Sync in 2025: The Ultimate Guide
    In the article โ€œHow do you manage your passwords?โ€ I described some thoughts on how to handle passwords securely. One possible solution to make the ha...
  • [EN] Deye PV balcony power plant commissioning and HA integration
    The hype about PV systems has also left its mark on me, so - in order to gain some experience - I have put together an 800 watt balcony power plant: C...
  • [EN] MQTT - Broker in Docker
    MQTT (Message Queuing Telemetry Transport) is an open network protocol for transmitting messages between devices. An MQTT broker, like the open source...
  • [EN] Free DynDNS service - access with changing public IP.
    Anyone who wants to access a private network from the Internet may need a DynDNS service (dynamic DNS, DynDNS or DDNS) for this purpose. If the Intern...
  • [EN] Conbee 2: Phoscon deCONZ - Docker Startup | Review
    With the small USB stick Conbee2 I extended my NAS with a Zigbee gateway. Conbee2 can be installed on Raspbian, Ubuntu, Docker or Windows. Conbee 2: w...
  • [EN] OctoPi Installation - 3D-Printer Webinterface
    A Raspberry Pi with OctoPi installed offers a very easy way to upgrade existing 3D printers. OctoPrint web interface The OctoPrint included in OctoPi...
  • [EN] ESPHome: Temperature and humidity sensors DHT11/22
    For temperature measurement in Home Assistant, there are a variety of different sensors and ways to integrate them. When using Zigbee, for example, Aq...
  • [EN] OpenDTU - ESP32 - Hoymiles inverter
    As already mentioned in an earlier article, I have replaced the Deye-SUN800 inverter with a Hoymiles HMS-2000-4T. The HMS-2000-4T does not have a WLAN...
  • [EN] secure https connection: Traefik Reverse Proxy + Let's Encrypt
    Ready-made Docker containers are available for almost all known web systems, or they can be created relatively easily or existing containers can be ad...
  • [EN] https web services as VPN alternative: access to the network
    For a long time I used a VPN (Virtual Private Network) to access the home network from the Internet. Andย for along time I thought that a VPN was witho...
  • [EN] Home Assistant integrations
    The modular structure of Home Assistant enables communication with other devices or services and expands Home Assistant with additional functions. Wha...
  • [EN] Home Network setup LAN & WiFi: The Ultimate Guide
    What do I need to improve Wi-Fi reception and get more network connections at the same time? Do I need a repeater, mesh Wi-Fi, access point, switch, o...
  • [EN] Uninterrupted WiFi: Roaming (Fast Transition)
    The marketing term "mesh WiFi" often refers to the desire for a WiFi that simply works everywhere in the house. But what actually is a mesh WiFi? And...
  • [EN] OpenWrt Practice: WLAN access point commissioning
    This article is about WLAN: everywhere in the house: on every floor, specifically about the commissioning of WLAN access points with OpenWrt as firmwa...
  • [EN] Commissioning Zigbee2MQTT in Docker - step by step
    Zigbee2MQTT is an open source Zigbee bridge which can be easily integrated into existing smart home solutions thanks to the MQTT network protocol. As...
  • [EN] Install Ubuntu or start live system
    The latest Ubuntu version can be downloaded from the manufacturer's website: www.ubuntu.com/ The setup DVD is not only suitable for installing, it ca...
  • [EN] WordPress in Docker incl. HTTPS Let's Encrypt setup
    The currently most widespread blogging software WordPress can be operated easily and cost-effectively in Docker containers, among other things. A virt...
  • [EN] Difference Apache vs Nginx - Nginx overtakes Apache
    For a long time, I used Apache as a web server for running my websites, and later on Nginx every now and then in Docker. The alternative web server Ng...
  • [EN] Fronius Gen24 Commissioning: Connection >Setup >Integration
    One of the first details needed for the approval of a PV system is the data of the inverter. In the years 2022/ 2023, in besides the technical data, t...
  • [EN] Raspberry Pi startup
    The first thing I did when I bought my first Raspberry was to install and run an OpenElec Media Center image: works, faster and easier than expected....
  • [EN] Home Assistant + DIY Microcontroller + ESP Home (Docker)
    With ESPHome it is very easy to program your own microcontroller for use in HomeAssistant. My first use for a self-programmed microcontroller was to r...
  • [EN] Read out smart meter of the network operator KAIFA MA309M
    Knowledge of current consumption data helps to optimize electricity consumption in a meaningful way. For this purpose, an additional smart meter can b...
  • [EN] add a Relay Board ESP32 - ESPHome
    To be able to switch certain relays in Home Assistant via an ESP32, I tested a relay board and integrated it via ESP-Home. Necessary hardware Besides...
  • [EN] Docker - Mini server as PVR receiver for DVB-T/S/C
    For a long time, I used a PVR:hard disk receiver, specifically a Dreambox DM7020HD with 2 DVB-C tuners, to supplement my TV. Originally for recording...
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