2025-07-28 Waku Weekly

Highlights §

• nwaku:
  • Support nwaku metrics in status-go
  • Fix memory management issue in publish operation
• js-waku:
  • Released new version

Deploy RLN onchain tree on L2 Testnet §

• [Deliverable] Implement RLN smart contract for paid, multilevel memberships
  • achieved: [research] planning and prioritised next RLN tasks
  • next: [research] work on reducing RLN webRTC calls

Incentivise running a Waku infrastructure node §

• [Deliverable] Service Incentivisation - Pay for RLN provision PoC

  • achieved:
    • [research] more research on double spend tag, privacy implication of probabilistic micropayments VS payment channels
    • [research] initial dogfooding of service incentivization PoC, addressing feedback
  • next:
    • [research] shift focus to roadmap
    • [research] simplify setup instructions (WIP), more dogfooding, draft a blog post about the POC

• [Deliverable] Service Incentivisation - Service incentivisation roadmap & spec

  • achieved: [research] posted MVP suggestion on forum
  • next: [research] gather and address feedback on MVP forum post

Integrate nwaku in status desktop relay mode only §

• [Deliverable] Nwaku in Status Desktop
  • achieved:
    • [nwaku] Support nwaku metrics
    • [nwaku] Working on running status-go’s unit tests using nwaku. Created draft PR with fixes which fixes many of the issues encountered for it (along with the maintenance PRs fixing issues that were found by this)

Introduce E2E Reliability in Status Communities §

• [Deliverable] SDS protocol in Status - basic integration
  • achieved: [research] merged sds-go-bindings PR for multiple channel support, raised a PR for retrieval hint implementation in nim-sds: https://github.com/waku-org/nim-sds/pull/18
  • next:
    • [research] retrieval hint implementation in sds-go-bindings
    • [chat] integrate the sds new implementation

Improve DevEx: API, TWN, Metrics, Docs §

• [Deliverable] Introduce Waku API in the Browser

  • next:
    • [js-waku] lightPush v3: determine if light push peer supports v3
    • [js-waku] [lightPush v3: add types for new error codes](https://github.com/waku-org/j

• [Deliverable] Optimise Browser Bootstrapping

  • achieved: [js-waku] introduce routing info concept
  • next:
    • [js-waku] measure and investigate cold/warm bootstrap after recent improvements
    • [js-waku] improve peer exchange by enabling continuous queries to connected peers

Introduce Mixnet For Message Sending §

• [Deliverable] Integrate libp2p mix into lightpush
  • achieved: [research] chat2 application that publishes using mix is ready and tested with a local mix network

Create Chat SDK MVP §

• [Deliverable] Chat SDK Developer Preview

  • achieved: Waku Integration in Nim Chat POC.

• [Deliverable] Create Segmentation Library

  • achieved: [chat] finished the refactor and test of segmentation in chat sdk

Maintenance §

• achieved:
  • [js-waku] release and dogfood
  • [js-waku] fix nwaku interop tests
  • [nwaku] Guard against double starting and stopping of nodes
  • [nwaku] Only stop health monitor components if not nil
  • [nwaku] Add double start and stop tests
  • [nwaku] Fix: memory consumption in yamux and pubsubpeer
  • [nwkau] Fix: more secure send loop in yamux and exception-handling-code cleanup in pubsubpeer
• next:
  • [nwaku] Remove off-chain tree
  • [nwaku] Fix: streamline contract api
  • [nwaku] Opening PR for Nim system code lib to support Heaptrack.
  • [nwaku] nim-ffi propsal demo.