Sphere Social Protocol

Overview

Sphere explores a privacy-first social graph where feeds and direct messages travel over peer-to-peer protocols with end-to-end encryption baked into the client.

Challenge

Building responsive UX on unreliable networks while keeping cryptographic guarantees and avoiding centralized identity lock-in.

Outcome

Released a TypeScript client with encrypted rooms, relay fallbacks via Redis-backed nodes, and a Web3 wallet login flow for portable identity.

Key features

• End-to-end encrypted messaging rooms
• P2P sync with relay fallback nodes
• Wallet-based portable identity
• Local-first feed caching for offline reads