https://gemini.google/overview/canvas/ is great at these visualizations. I used it recently to help me understand chord progressions in specific songs, and compare them to those of other songs.

In the event someone is encountering suffix trees for the first time and thinking of using one: the amount of RAM required for suffix trees is obscene.

I made an “offline” version of this visualisation a long time ago: https://github.com/adamserafini/suffix-tree

C++ with output rendered with Graphviz