https://excalidraw.com/

https://www.diagrams.net/

https://www.lucidchart.com/

https://isoflow.io/

https://d2lang.com/

https://mermaid.live/

https://text-to-diagram.com/

https://diagrams.mingrammer.com/docs/getting-started/examples

https://plantuml.com/

https://asciidoctor.org/

https://structurizr.com/

https://www.ilograph.com/

https://www.tldraw.com/

https://dgmjs.dev/

https://webwhiteboard.com/

https://r5.whiteboardfox.com/