[Update: changing "Interesting:" to]
Wow:
»Each copy of an app using the core #Veilid library acts as a network node […] There are no special nodes, and there's no single point of failure. The project supports #Linux, macOS, Windows, Android, iOS, and web apps.
Veilid can talk over #UDP and #TCP, and connections are authenticated, timestamped, strongly end-to-end encrypted, and digitally signed to prevent eavesdropping, tampering, and impersonation.«