2025-03-17 Waku Weekly

End-to-end reliability protocol §

• End-to-end reliability protocol - Status integration
  • achieved: [research] debugging some callback issues with nim-sds bindings and status-go access. Investigating genny bindings alternative for a quicker solution
  • next: [research] open draft PRs for C bindings and wrappers for status-go integration

RLN Mainnet §

• Implement RLN smart contract for paid, multilevel memberships
  • next: [research] continue work on implementing basic script in nwaku/nwaku-compose to register memberships on new RLN contract

Nwaku in Status Desktop (relay mode) §

• Nwaku on Windows

  • next: [nwaku] CI for windows build

• Nwaku in Status Desktop

  • achieved:
    • [nwaku] fix: unregistering node when destroying
    • [nwaku] waku-go-bindings update readme
    • [nwaku] status-go moving shard module to wakuv2
    • [nwaku] status-go adding waku-go-bindings dependency
    • [nwaku] status-go removing unnecessary store functions
    • [nwaku] status-go improving timesource
    • [chat] Go bindings contributions 1 2 3 4
  • next: [nwaku] nwaku allow metrics from libwaku

Incentivise running a Waku infrastructure node §

• Service Incentivisation - Pay for RLN provision PoC
  • achieved: [research] reputation POC integration into Lightpush (started in this PR, continued in a feature branch)
  • next: [research] continue with integration of eligibility fields in the feature branch (likely after the hackathon)

Hardening and scaling foundations for private chats §

• Specify private chat protocol

  • achieved:
    • [chat-research] document security assumptions.
    • [chat-research] document existing privacy model.
    • [chat] Doc on chat sdk PoC findings
    • [chat] chat sdk PoC
  • next: [chat-research] document existing message flow.

• Private chat rate limit PoC

  • achieved: [chat] rate limit state management in go-waku
  • next: [chat] add kv table in status-go

Upgrade Waku for the Web §

• Scalable Data Sync in browser
  • achieved: [js-waku] implement logic for sending and receiving sync messages
  • next: [js-waku] create participant state data structures

Logos Web apps §

• Reliable Qaku & library
  • achieved: [chat] Waku Dev Workshop
  • blockers: [chat] Attempted to replace go-waku with waku-go-bindings in Qaku Cache (https://github.com/vpavlin/qaku-cache), but due to https://github.com/waku-org/nwaku/issues/3313 new Nwaku nodes cannot be synced and there is no Filter support in bindings yet

Explore Peer Discovery Gap §

• Mixnet PoC
  • achieved: [research] raw mix waku integration rfc ready for review, implemented ENR changes and discovering mix nodes to maintain mix node pool
  • next: [research] testing lightpush POC with discovery changes
  • blockers: [research] reply path using Single-Use-Reply-Blocks not yet ready from vac team. this blocks response implementation of lightpush.
• Waku Sync
  • blockers: [research] waiting for nwaku deployment to fleets for integration testing

Debugging Tools §

• Status Local Metrics
  • achieved: [chat] add bandwidth metrics in status and dashboard, 1 2

Messaging API §

• Define Messaging API

  • achieved: [js-waku] publish draft rfc
  • next: [js-waku] improvements and address review comments

• Messaging API: js-waku

  • next:
    • [js-waku] event based Filter SDK dogfooding
    • [js-waku] Encoder/Decoder API revamp

Maintenance H1 2025 §

• achieved:
  • [js-waku] js-waku dev presentation
  • [nwaku] Prepare release 0.35.0 ( in Waku fleets and nwaku_compose )
  • [nwaku] improve RLN epoch monitoring
  • [nwaku] nwaku dev presentation
• next:
  • [nwaku] Prepare release 0.35.0 ( Status fleets )
  • [nwaku] Waku requests rejected by Infura RPC provider as not EIP-155 compliant
  • [nwaku] node does not start with RLN in on-chain dynamic mode 2
  • [nwaku] deprecate current RLN sync strategy
  • [js-waku] dogfood use of yamux instead of mplex
  • [js-waku] debug, document and publish next release
  • [js-waku] upgrade release pipeline and remove deprecated dependencies
  • [js-waku] js-waku interoperability flakiness investigation