larsp.de

Dokku is a self-hosted open-source PaaS similar to Heroku.

Collection of Artificial Intelligence / LLM resources I actually use day to day.

For the past year I've been building something I now call Clara — a Claude Code setup that handles the administrative side of running a consultancy: client projects, server notes, recurring tasks, follow-ups, daily journaling, and an inbox that talks back.

Command line tool recommendations These CLI tools save me lots of time and I find them generally a joy to work with.

Notes on moving mail between servers and keeping local backups. imapsync The go-to tool.

Link directory and notes for Ruby on Rails.

Recommendable (web) applications Chat / Messaging once-campfire - GitHub repository by Basecamp Revolt - A chat application designed with community in mind Gotify - A simple server for sending and receiving messages CMS Ghost CMS - An open-source CMS favo…

My installation steps for setting up a new Mac computer.

My favorite open-source CMS for content sites Ghost is a fantastic open-source, headless Node.js CMS and my go-to system for setting up content sites (e.g. my German consulting business site itpeters.com or my private travel logbook reisepedia.de).

How to translate a Rails application.

The best (IMHO) multi-platform open-source file synchronization solution.

Using httrack to archive a CMS website to keep it online as a static site.

Using Barby and Prawn to imprint PDFs with individual barcodes For a Rails project, I researched methods to generate individual PDFs with imprinted EAN barcodes.