Open-source, full-stack German energy-market operations platform in Rust: BDEW MaKo / EDI@Energy market communication (all 346 Prüfidentifikatoren), an event-sourced process runtime, NNE/EEG settlement, retail billing, AS4 transport and BO4E integration — every regulated process as a correct, auditable workflow. Zola https://hupe1980.github.io/mako/atom.xml