Stefan Koch
Stefan Koch

Links

Tools, platforms, and resources I use and recommend.

Data & Analytics

Databricks

Unified analytics platform for data engineering and AI.

DBeaver

Free universal database client and SQL editor.

Metabase

Open-source business intelligence and dashboards.

dbt

Transform data in your warehouse with SQL and version control.

Airbyte

Open-source data integration and ELT platform.

Kestra

Open-source orchestration and scheduling platform.

Cloud & Infrastructure

Hetzner Cloud

Affordable and powerful cloud servers from Germany.

Cloudflare

CDN, DNS, Zero Trust security, and more.

OpenTofu

Open-source Infrastructure as Code (Terraform fork).

Portainer

Container management made easy.

Uptime Kuma

Self-hosted monitoring tool with a clean UI.

Security & Secrets

Infisical

Open-source secret management platform.

Cloudflare Zero Trust

Secure access to internal apps without a VPN.

Developer Tools

Marimo

Next-generation Python notebooks — reactive and reproducible.

IT-Tools

Handy collection of developer utilities (self-hostable).

Excalidraw

Simple virtual whiteboard for sketching diagrams.

Wetty

Web-based terminal over SSH — access your servers from the browser.

Resend

Developer-friendly email API.