Roadmap
How far Panthera has come
Panthera is not a prototype. The core cryptographic pipeline, storage, auth, PWA install path and auto-lock are shipped and running in production at pantheraservice.app.
Phase 1
Identity + storage
Ed25519 identity, sealed IndexedDB, sodium wiring.
Shipped
Phase 2
X3DH handshake
Prekey bundles, initiator/responder derivation.
Shipped
Phase 3
Double Ratchet
Chain + DH ratchets wired into send/receive.
Shipped
Phase 4
Groups & multi-device
Sender-keys tree, device linking via QR.
Planned
Phase 5
Native builds
iOS / Android / desktop wrappers over the PWA core.
Planned