Blog
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Free VLAN Planner – Plan Your Network Subnets Online
I built a free online VLAN planner for network engineers. Plan subnets, detect overlaps, document VLANs, and export to CSV or PDF – with full IPv6 support.
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Complete Home Assistant Docker Stack on Raspberry Pi 4
How I set up a full self-hosted smart home stack – Home Assistant, Frigate NVR, Grafana, ESPHome, Cloudflare Tunnel – on a single RPi 4 running 24/7.
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cAdvisor Killing Your Raspberry Pi CPU – Causes and Alternatives
cAdvisor is a popular Docker container monitoring tool, but on Raspberry Pi with many containers it can consume 100%+ CPU. Here is why and what to do instead.
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Grafana 12 Causes 100% CPU on Raspberry Pi – How to Fix It
After updating to Grafana latest tag, my Raspberry Pi load went from 1.0 to 7.0. Here is the cause and the fix.
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Cloudflare Tunnel vs Port Forwarding – Why You Should Switch
Most people expose their home server by opening ports on their router. Here is why Cloudflare Tunnel is a better, safer, and free alternative.
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Running Frigate NVR on Raspberry Pi 4 Without a Google Coral TPU
Frigate NVR provides AI object detection for security cameras. Here is how to run it on a Raspberry Pi 4 without the Google Coral accelerator.
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WireGuard VPN – Connecting Remote IoT Devices to Your Home Network
How to use WireGuard to connect IoT devices at a remote location (garage, vacation home) to your main home network running on Raspberry Pi.
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Self-Hosted Google Photos Replacement with Immich on Raspberry Pi 4
Immich is the best self-hosted photo backup solution available. Here is how to run it on a Raspberry Pi 4 with Docker and what to expect from performance.
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DIY Garage Sensors with ESPHome and ESP32
Building a complete garage monitoring system with an ESP32 – temperature, humidity, motion, door sensor, and relay control using ESPHome.