Originally written for r/webdev on Reddit — sharing here for the dev.to community.

I'm a developer based in Germany. After getting hit with a €900 Abmahnung (warning letter) because a client's website loaded Google Fonts externally, I went deep down the GDPR/DSGVO compliance rabbit hole. Here's everything I learned, distilled into actionable technical steps.

This is NOT legal advice. This IS what actually works in practice based on EU court rulings as of 2026.

The 5 Things That Will Get You Abmahn'd

1. External Google Fonts (Most Common)