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#libp2p

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Community & Careers

Article0 replies4,648 followingPosted 14 Apr 2026, 08:15 UTC37.8K views1,850 votes

How Waku's Topic Filters Cut Bandwidth for Resource-Constrained Nodes

Waku's topic-based subscription filter uses GossipSub's scored peer swarm to forward only matching messages, cutting bandwidth for mobile wallets and light clients. Exact-match filtering keeps evaluation O(1) but requires deliberate topic design.

Community & Careers · Blog

gossipsub

waku bandwidth-optimization

Community & Careers

Article0 replies731 followingPosted 29 Sept 2026, 23:22 UTC109.5K views4,501 votes

Waku's Store-and-Forward Gossip: Reliable Messaging When Peers Keep Disappearing

Waku pairs GossipSub mesh relay with a store-and-forward protocol so peers that drop offline can catch up. Here is how the pieces fit, a minimal js-waku example, and the limits to plan around.

Community & Careers · Blog

p2p-messaging gossipsub

waku

Tasadduq Burney

Tasadduq Burneyowner

Started14 Apr 2026, 08:15 UTC

Level 38Owner35,775 rep points

owner

Started29 Sept 2026, 23:22 UTC

Level 38Owner35,775 rep points