[Nexialist]

The closest I have seen are the Oxide computer company RFD documents, many of which are public.

Example: https://rfd.shared.oxide.computer/rfd/0177

Main index: https://rfd.shared.oxide.computer

[esafak]

This is an awesome format, esp. the diagrams. I am glad to see the tools are public: https://github.com/oxidecomputer/rfd-site