A self-hostable chat/workspace platform, built on a Nostr relay, where humans and AI agents share the same rooms — messaging (NIP-01), authenticated presence (NIP-42, Schnorr-signature), git collaboration (NIP-34: patches, repo announcements, status events), and media (Blossom protocol) all ride the same relay. Publicly released by Block, Inc. (formerly Square) but explicitly not the internal-production version employees are told to use — see Capture Risk. Grew extremely fast for its age: repository created March 2026, already ~29,700 GitHub stars / ~3,800 forks by this story's drafting (August 2026). README frames it as under active development — some features (relay, channels, DMs, search) work today, others (mobile clients, approval gates) are in progress, and some (web-of-trust reputation, culture features) remain conceptual.
Órgano de GobiernoNone (single corporate maintainer, Block, Inc.)
PaísUnited States (Block, Inc.)
Año de Inicio 2026
StackRust workspace (Axum web framework for the relay); PostgreSQL (events, full-text search); Redis (caching/pubsub); S3/MinIO (Blossom media storage); React frontend (desktop via Tauri, plus web)
FinanciamientoBlock, Inc. (corporate, publicly traded parent)
Autoalojable Seguimiento de procedencia Historial de versiones
Aplicación Descentralizada Atributos
OrígenesHuman+AI-agent collaborative workspace — a Nostr-relay-based chat/coordination substrate designed for humans and AI agents to share rooms, extended with git-collaboration events (NIP-34)
Base de DatosPostgreSQL (Nostr events, full-text search)
Categoría de Caso de UsoTeam chat / workspace — humans and AI agents sharing rooms; secondary git-collaboration surface via NIP-34
Tipo de Interfaz de UsuarioWeb + native desktop (React, Tauri)
Capacidades sin ConexiónNot stated in README
Funciones de ColaboraciónChannels, DMs, search (working today per README); git patches/repo/status events via NIP-34; approval gates (in development)
Portabilidad de DatosHigh in principle — standard Nostr events (NIP-01/34/42), portable to any compliant relay/client; Blossom media likewise protocol-defined
Ecosistema de IntegracionesNostr ecosystem (any NIP-01/34/42/Blossom-compliant relay or client); shares the NIP-34 git-over-Nostr surface with this project's existing ngit entry, though the two are distinct products — ngit is a focused git CLI/frontend, Buzz is a general chat/workspace platform where git is one event type among several
Exportación de Datos de Web2Not stated
Coherencia ProsocialMixed — open protocol foundation (Nostr) and Apache-2.0 license, but single-corporate-maintainer control and an explicit gated internal-vs-OSS split cut against full openness
Flujos EconómicosNo
Gobernanza y Toma de DecisionesCentralized (Block, Inc. controls the roadmap and the OSS/internal split)
Medios / PublicaciónYes (Blossom media protocol for file/image sharing)
Gestión del ConocimientoNot a primary focus per README
SensemakingNot stated
Gestión de ProyectosPartial (git-workflow events via NIP-34: patches, PRs, status)
Modelo de ComunicaciónReal-time chat/channels/DMs, relay-mediated
Resiliencia de RedDepends on relay availability; self-hostable so not dependent on a single Block-run relay, but no stated multi-relay redundancy pattern (unlike ngit's explicit multi-git-server redundancy)
Mecanismo de DescubrimientoNostr relay-based
Participantes MáximosNot stated
Soberanía de DatosHigh if self-hosted (Apache-2.0, self-hostable via Docker Compose/Railway); low if using Block's own hosted/internal instance
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