Cool project! As a more advanced form, I think it should be possible to get all this information via eBPF rather than ss output and scraping /proc.

Food for thought!

rlmp_89 3 hours ago | parent | next [-]

-> voila!

	▲	arcanemachiner 2 hours ago \| parent \| next [-]
		The OP's project shows process names, which I do not see in this program.
	▲	mentalgear 3 hours ago \| parent \| prev [-]
		BTW: This is also a TUI - much preferred !

oneshtein 3 hours ago | parent | prev [-]

eBPF doesn't work on locked down kernels (stock kernels in Secure Boot mode).