Delta Chat introduces real-time peer-to-peer networking with hole punching and forward-secret end-to-end encryption, enabling private networks via a new API. It uses Iroh Relay for connections and QUIC for secure messaging, with ephemeral identities for each session.
https://alternativeto.net/news/2024/11/delta-chat-introduces-real-time-p2p-networking-with-hole-punching-and-forward-secret-e2ee/