Excellent suggestions.
Obsidian for linking data - visalization with links, with the least amount of effort.
Curio - beautiful, graphical, static representation of data with links to relevant files.
Aeon Timeline - representation of timeline events with import into Scrivener
Don’t forget Hook for additional linking possibilities in all the above software.
Tinderbox – powerful way to examine notes and relationships between notes. Be cautious, this is a deep rabbit hole (I am still digging). Here is a list of Tinderbox videos. If you want a potentially more detailed way to analyze your data, TB is powerful. If you already know your data and want a better way to represent or retrieve the information, there are simpler solutions.