http://DID.dyne.org has:
- end-to-end crypto (no keys on the server!)
- no DB: filesystem storage
- Git history
- P2P distribution: IPFS
- Zencode smart contracts
- Bitcoin and ETH2 integration
- ZKP: REFLOW crypto
https://diddirectory.com/listing/6328d07aa2ee543dc50c0dab