A growing collection by Kai Köhler

Small tools.
Big shortcuts.

Focused utilities for everyday tasks—simple to use, free, and built with care.

Toolbox

Explore the tools

Showing all 2 tools.

Generator

QR Code Generator

Create custom QR codes for links and export them as sharp PNG or SVG files.

Open tool
Converter

CSV Timetable to PDF

Turn Solidtime CSV exports into clean, professional and print-ready PDF reports.

Open tool