Open-Source Buchhaltungssoftware für Freiberufler, Selbstständige und Vereine. Offline-first, datenschutzfreundlich, GoBD-konform. Made for Germany 🇩🇪

CLI for the electronic balance sheet (eBilanz)

Unofficial C# Otto download demo

Python port of taxel: CSV-based eBilanz tooling using ERiC via eric-py

Measuring home water use with inductive prox sensor on watermeter / Watergebruik meten met een inductieve prox sensor op de watermeter

📊 Simplify your bookkeeping with RechnungsFee, an open-source solution designed for freelancers and small businesses.

Unofficial C++ Otto download demo

Stripe Tax to BOP OSS Converter