2025-10-20 Waku Weekly

Highlights §

• research: published forum post on previous work and current design for service incentivisation payment protocol

Foundation for Communities Optimization §

• [Deliverable] Define and implement sharding for Communities messages
  • next: [chat] add tests to community sharding stage 1

Incentivise running a Waku infrastructure node §

• [Deliverable] Service Incentivisation - Service incentivisation roadmap & spec
  • achieved: [research] published a forum post with prior work review and proposal for MVP incentivization payment protocol: https://forum.vac.dev/t/off-chain-micropayments-prior-work-and-design-framework/579/1
  • next: [research] discuss the proposal; read the original DAM paper to better understand protocol applicability for our use case

Introduce E2E Reliability in Status Communities §

• [Deliverable] SDS protocol in Status - basic integration

  • next: [nwaku] Merge sds integration PR in status-go

• [Deliverable] SDS protocol in Status - basic recovery

  • achieved: [research] basic implementation of SDS-R in js-waku ongoing
  • next: [research] open SDS-R implementation for review

Introduce Mixnet For Message Sending §

• [Deliverable] Integrate libp2p mix into lightpush
  • achieved: [research] updated rendezvous in nim-libp2p to support generics https://github.com/vacp2p/nim-libp2p/pull/1719
  • next: [research] waku rendezvous changes for mix and testing https://github.com/waku-org/nwaku/pull/3617

Create Chat SDK MVP §

• [Deliverable] Chat SDK Developer Preview

  • achieved: [chat] draft implementation of nim noise KN pattern
  • next: [chat] test the noise implementation

• [Deliverable] Create Segmentation Library

  • achieved: [chat] segmentation specs

Upgrade Nim Usage §

• Create nim-ffi
  • achieved: [nwaku] New protobuf approach
    • Support sync and async api calls in a threads-safe manner.
    • Auto support for basic nim types and complex structures in both directions (nim <-> host language)
  • next:
    • [nwaku] New protobuf approach
      • Support multiple contexts
      • First support of code generator to C++ binding

Integrate RLN With the Waku API §

• Improve RLN UX by reducing contract interactions
  • achieved: [research] started investigation
  • next: [research] continue investigating contract changes to reduce RPC call rate

Harden RLN Testnet Deployment §

• Minting of (Sepolia) ERC-20 Tokens for RLN Deposits Burns Sepolia Eth
  • achieved: [research] closed deliverable

Maintenance §

• next:
  • [nwaku] Update waku-rust-bindings after nwaku cleanup
  • [nwaku] Fix MsgChan still full in waku-go-bindings
  • [nwaku] Release v0.37.0