MCP & AI Agents //Headless Canvas & SVG Export Engine
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Headless Canvas & SVG Export Engine

Inspect visual hierarchies and render standalone vector SVGs in sub-5ms without browsers.
3 min read
Last updated: 2026-08-17

Headless Canvas Compilation

AI agents often need to inspect canvas layouts or generate architecture snapshots without launching a heavy Chromium browser instance. OpenBoard includes a headless canvas compiler in @openboard/core:

  • Evaluates geometric shape bounds and connector bindings entirely in Node.js.
  • Produces a semantic hierarchical tree (inspect_canvas) for LLM reasoning.

Sub-5ms SVG Export Pipeline

The vector exporter translates tldraw shape definitions into clean, standards-compliant SVG XML with embedded CSS styling in under 5 milliseconds.

bash
# Export active board to standalone SVG file
openboard export <board-id> --output ./docs/architecture.svg
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