There are 2 repositories under interactive-diagrams topic.
JavaScript diagramming library for interactive flowcharts, org charts, design tools, planning tools, visual languages.
Interactive diagrams of Kotlin Flow https://flowmarbles.com
Carnelian Diagram is a typescript library that allows you to create interactive diagrams for your web applications.
FSM Generator is a simple web application that allows you to generate finite state machines (FSM) / Deterministic Finite Automata (DFA) from regular expressions.