Buzz

Developer Tools

Block’s open-source (Apache-2.0) human+agent workspace on Nostr. Channels, git, workflows; agents as keypair members. Hosted buzz.xyz or self-host relay. github.com/block/buzz.

Website block/buzz

buzzblocknostragentscollaboration

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Developer Tools

Tapestry

Tapestry is an open protocol for social graph data, empowering developers to create decentralized, user-centric applications with on-chain profiles and connections.

Infrastructure

Tinydancer

Tinydancer is an open-source light client implementation for the Solana blockchain.

Enterprise Solana & SVM analytics and decoded on-chain data. SQL analytics, research dashboards, wallet-behaviour analytics, and a data API across 20+ protocols (DEX, lending, perps, LP, staking, yield). Trusted by Solana Foundation, Metaplex, Helium, Drift, and Squads.