2025-12-01 Messaging Weekly

Highlights §

• js-waku: Send API spec is defined

Integrate nwaku in status desktop relay mode only §

• [Deliverable] Nwaku in Status Desktop
  • next:
    • [nwaku] Remove all go-waku references from within status-go/messaging/waku/nwaku.go
      • Merge first cleanup PR

Introduce E2E Reliability in Status Communities §

• [Deliverable] SDS protocol in Status - basic integration

  • next: [nwaku] Confirm current sds integration fits well in Status-Desktop chore: status-go with nim-sds

• [Deliverable] SDS protocol in Status - basic recovery

  • achieved: [chat] send message with sds in status-go, https://github.com/status-im/status-go/pull/7149
  • blockers: [chat] sds go bindings is reverted with status desktop build issues, https://github.com/status-im/status-go/pull/7156

Improve DevEx: API, TWN, Metrics, Docs §

• [Deliverable] Introduce Waku API in the Browser

  • achieved: [js-waku] define Send API spec
  • next:
    • [js-waku] implement Send API
    • [js-waku] define Health API

• [Deliverable] Waku as a Signal Network (WebRTC) PoC

  • next:
    • [js-waku] implement WebRTC signaling API
    • [js-waku] define WebRTC signaling spec

• [Deliverable] Introduce Waku API in nwaku

  • next:
    • [nwaku] Implement simple send API.
      • Spec https://github.com/waku-org/specs/pull/87
      • WIP: https://github.com/waku-org/nwaku/issues/3432
        • https://github.com/waku-org/nwaku/pull/3644
        • Refactored the P2PReliability feature into a send service with fallback options.
          • Some fixes and tests are left before completion.

Create Chat SDK MVP §

• [Deliverable] Chat SDK Developer Preview
  • achieved:
    • [chat] Fix issue with decrypting outbound messages, https://github.com/waku-org/nim-chat-poc/pull/28
    • [chat] Created build step for tests project, https://github.com/logos-messaging/nim-chat-poc/pull/22
    • [chat] Added smoke test for DH ratchet step, https://github.com/logos-messaging/nim-chat-poc/pull/23
    • [chat] Simplified api, by removing WakuClient from sendMessage signature https://github.com/logos-messaging/nim-chat-poc/pull/26
    • [chat] Fix memCopy issue during ratcheting, https://github.com/logos-messaging/nim-chat-poc/pull/27
    • [chat] Renamed module to chat, https://github.com/logos-messaging/nim-chat-poc/pull/24

Integrate RLN With the Waku API §

• Implement RLN Onchain Tree Proof generation and verification in the Browser
  • next:
    • [js-waku] generate proofs from roots without merkle tree
    • [js-waku] replace manual smart contract classes/functions with generate typings
    • [js-waku] integrate browser proof verification with nwaku proof validation

Maintenance §

• achieved:
  • [logos] Investigating logos-core integration
• next:
  • [logos] Define deliverables
  • [nwaku] Peer exchange fetches peers from local peer store
  • [nwaku] WSS handler socket leak