Lucidchart
lucidchart.com ↗Diagramming and visualization tools that allows creating databases, flowcharts, boards, floor-maps, and much more. 3 multi-page documents on the free tier
Diagramming and visualization tools that allows creating databases, flowcharts, boards, floor-maps, and much more. 3 multi-page documents on the free tier
This entry links to an external website rather than a GitHub repository, so there's no README to display here.