Software Prototypes
Personal software, AI-assisted dev, and self-hosted infra.
AI-Assisted Development
-
Claude Code in a Dev Container: From Coding Help to System Thinking
Something shifted in how I program. Not just in the tools I use — but in how I think about the work…
-
ESP32 Soundbox in an IKEA Frame: A Weekend Hardware Build with AI Support
A friend of mine has a very particular taste in music. So when our group decided to give gifts that all fit…
-
Publishing with AI: A WordPress MCP Workflow
Tonight I connected Perplexity directly to my self-hosted WordPress site at 44-2.de — using the WordPress.org MCP connector via Pipedream. The idea:…
Personal Software and Workflows
-
Free Your Photos: Exporting Albums into a Self-Hosted Archive
I love taking photos, its a way for me to keep the memory fresh and to be thankful for the good times…
-
Mobile App Development: Lessons from a Private Scanner App
We are all using Mobile Apps we download from Google Play – and use them every day. But -do we ever…
-
DocBox Architecture: Designing a Modular Document Management System
How to build a modular Document Management System? Of course the answer: The DocBox Software is build modular, and can therefore work…
-
Tracker: A Lightweight Project Management Tool Built from Real Project Experience
What did I do? TRACKER is based on my experience as a Project Manager and my lessons learned from several projects with…
-
DocBox: Building My Own Document System Because Folders Were Not Enough
Why did I do it? At one point of time – it was enough. All kind of ring-folders, files, documents accumulated in…
Self-Hosted Infrastructure and Security
-
Immich at Home: Secure Family Access Without Exposing the Server
A practical setup for secure Immich access at home: Cloudflare for simple family access, WireGuard and local DNS for trusted devices and…
-
Automating LUKS Encryption Safely with Polkit and Selective sudo
📢 Automating LUKS – Seamless Encryption & The Battle Against sudo Fun fact – I used one Chat-Window with ChatGPT to find…
-
Driverless Network Printing on Ubuntu with CUPS and IPP
Just some stuff I learned after a long Sunday on printing: Setup: HP107w printer connected via USB to a local server CUPS…
-
Securing a Home Server with Cloudflare Tunnel
A few hours back, I had a straightforward problem: I needed to access my local server securely from the internet without opening…
-
Building a Quiet Ubuntu Home Server with a ZOTAC ZBOX
Intro This will be my new “HomeServer” running https://44-2.de/docbox/ and Openhabian..and more. Its a passive cooled mini PC with Intel i3-8130U, for…
-
BigPi: Building a Raspberry Pi 4 Home Server with SSD Storage
What I want to do! I am using a mini PC “Cubietruck / Cubieboard 3″ as server for DocBox and a Raspberry Pi…