- https://mermaid.ink/ URL pattern + img encoding from diagram - also supported in github `readme.md` files https://docs.github.com/en/get-started/writing-on-github/working-with-advanced-formatting/creating-diagrams - https://mermaid.live/ live editor
readme.mdfiles https://docs.github.com/en/get-started/writing-on-github/working-with-advanced-formatting/creating-diagrams