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Excalidraw diagrams

zinverno edited this page Nov 2, 2026 · 3 revisions

Editable Excalidraw diagrams

Veynrel 2.3.1 Stable.

Prerequisites

Enable Excalidraw 2.29.0. Diagram generation currently requires public OpenRouter and verified endpoint support for structured outputs and the required parameters. A custom endpoint or a provider that works for Markdown does not establish diagram support. Capability discovery fetches metadata without note text; generation is a separate consented request.

Create and edit

  1. Open Veynrel Studio → Diagrams and choose Structure or Flowchart.
  2. Select one saved note, an existing destination folder and a new .excalidraw.md path. Confirm the model context budget.
  3. Prepare, inspect the recipient and source, then explicitly generate.
  4. Review the graph. Change layout direction or drawing theme locally if useful; recheck the updated preview.
  5. Confirm creation of the separate file, then open it in Excalidraw.
  6. Drag a shape, double-click its text to edit, save and reopen. Bound arrows remain attached.

Real editable Excalidraw result

Native movement and label editing · Static edited result

Workflow demonstration with synthetic notes and controlled responses; not a model-quality benchmark. Native shapes/text/arrows are editable. The screenshot is not generated artwork.

Limits

One note, at most 24,000 input characters, 30 nodes, 60 edges, 32,000 response characters and an 8,192-token output request. All edge labels must exist, though ordinary transitions may have empty labels. Invalid, incomplete or unsupported outputs fail closed; no automatic repair or provider fallback. A valid schema does not prove correct relationships.

Creation refuses collisions and stale/unsaved sources. The source is preserved; new diagrams have no automatic delete/Undo. First open fits the scene once; larger/dense graphs may need manual zoom and can have crossings. The source caption is attribution, not a graph node. Later edits can make history report changed/unavailable; that does not mean your edits should be overwritten.

Troubleshooting · Recovery

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