Engineering notes

Notes from the build shop.

Long-form notes on document structure, source traceability, and the engineering behind the systems Lumen & Lever builds.

Engineering · Open source · Document structure

Why Lumen & Lever built rtfstruct for source-preserving document ingestion

An AST-first RTF reader and writer for AI ingestion, designed around source preservation, diagnostics, and traceability. The lineage behind the Sourcetrace engine.