Docs.rs

Pure multi-product retail utility billing for German markets. STROM, GAS, WAERME, WASSER (Trinkwasser + gesplittete Abwassergebühr), SOLAR, EEG, EINSPEISUNG, §14a WAERMEPUMPE/WALLBOX, HEMS, EMOBILITY, ENERGIEDIENSTLEISTUNG, §41a EPEX dynamic. Regulatory rates: §3 StromStG, §2 EnergieStG, BEHG CO₂. BO4E Rechnung JSON. Zero I/O, zero async, no float money.

Compile-time catalog of every CloudEvents `type` used across the mako workspace

flux core contracts: content blocks, messages, streaming chunks, events, errors (pure, no IO)

Pure EEG/KWKG feed-in settlement for German energy markets. EEG 2017–2024 (Solarpaket I), §§20–50b EEG 2023 + §7 KWKG 2023. Multi-EEG-version rates, §12 Abs. 3 UStG, §51 Negativpreisregel, §24 Anlagenerweiterung. Zero I/O, zero async, no float money.

Role-neutral grid invoice calculation: NNE/KA/MMM/MSB (PIDs 31001/31002/31005/31006/31009/31011) — used by netzbilanzd (NB) and invoicd (LF selbstausstellen). §14a ToU HT/NT. Zero I/O, no float money. Optional `bo4e` feature renders the InvoiceDocument as a rubo4e Rechnung.

DVGW EDIFACT format parser and validator for the German gas market (ALOCAT, NOMINT, NOMRES, SCHEDL, IMBNOT, TRANOT, DELORD, DELRES)

Rust client and server implementation for German energy market API-Webdienste (MaKo)

Production-ready Rust backend framework with type-enforced API versioning

Redispatch 2.0 XML/XSD format parsing and validation for the German electricity grid (CIM/ENTSO-E-based, per BDEW specifications)

BUSY Bar CLI

BUSY Bar Rust HTTP client

BUSY Bar protobuf types

Vim-flavoured todo & gantt planner that ships as a single binary with its web UI embedded, and syncs peer-to-peer

Re-encodes BUSY Bar screen frames into more common image formats

Forward-mode automatic differentiation with const-generic, stack-allocated first-, second-, and third-order jets (Jet1/Jet2/Jet3) for gradients, Hessians, and third-order tensors