Chartdown SVG renderer — deterministic, seeded, themeable rendering of plain-text TTRPG maps. Runtime-dependency-free beyond @chartdown/core (ADR 0007).

Chartdown browser embed — one script tag renders ```chartdown fenced blocks in place. Self-contained bundle, zero runtime dependencies.

Chartdown parser and AST — a plain-text, Markdown-inspired language for TTRPG maps. Runtime-dependency-free by rule (ADR 0007).

Chartdown CLI — render plain-text .cd map documents to SVG, and check them fail-loud. Self-contained bundle, zero runtime dependencies.

Chartdown MCP server — check, render, and spec tools so AI agents can draft, validate, and visually verify plain-text TTRPG maps.

Derive Chartdown feature declarations from georeferenced imagery — size=, reach=, taper= and via measured rather than remembered. Zero runtime dependencies.