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Preview of Diagram Lens

Diagram Lens by Northfield Apps

Renders diagram code blocks on GitHub pages via kroki.io — supports DOT, PlantUML, Mermaid, D2, Excalidraw, and more.

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About this extension
Diagram Lens automatically renders diagram code blocks on GitHub pages as inline SVG images, with a one-click toggle to switch back to the source code at any time.
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Permissions and data

Required permissions:

  • Access browser tabs
  • Access your data for github.com
  • Access your data for gist.github.com

Optional permissions:

  • Access your data for kroki.io
  • Access your data for api.web3forms.com
  • Access your data for nom.telemetrydeck.com

Required data collection, according to the developer:

  • Website content
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More information
Version
1.1.1
Size
143.49 KB
Last updated
15 days ago (Mar 11, 2026)
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