Install block-buzz with Homebrew Cask

Project links

• Homepage
• Package manager page

Commands and aliases

No executable aliases were found in the local package database.

Project history

Buzz was developed by Block as a self-hostable workspace where people and AI agents participate in the same rooms. Its design uses a Nostr relay and signed events to represent messages, reactions, workflow activity, reviews, and Git events in a common log.

The project remains pre-1.0. The public repository describes desktop applications, a relay and supporting services, an agent-oriented command-line interface, and production-oriented Compose deployment assets.

Adoption history

Buzz is distributed as a pre-1.0 open-source project with packaged desktop builds for macOS, Linux, and Windows. Its official README distinguishes public self-hosted builds from an internal Block build connected to Block-operated infrastructure.

No mature adoption history is yet documented. The repository frames the current software as an early implementation of a broader collaboration model rather than a finished replacement for established chat, forge, CI, and workflow products.

How it is used

Desktop users install a packaged build and connect to a Buzz relay, which defaults to `ws://localhost:3000`. Self-hosters build the workspace with Hermit and `just`, run local backing services through Docker, or use the production Compose bundle. Agents can authenticate independently and interact through `buzz-cli` or an ACP harness.

Development configuration is overridden through `<project-root>/.env`, normally copied from `.env.example`. The desktop application stores Nostr private keys in the operating-system keyring; `BUZZ_PRIVATE_KEY` takes precedence for agents and CI.

Why package nerds care

Buzz combines an unusually broad stack in one source tree: a Rust relay, Tauri-style desktop surface, Nostr event protocols, Postgres, Redis, object storage, agent tooling, workflow automation, Git integration, and multi-platform packaging. Package maintainers may also value its pinned Hermit toolchain and reproducible `just`-based development commands.

Timeline

• 2026: The supplied Homebrew cask packages Buzz 0.5.7.
• 2026: The official repository describes Buzz as an actively developed pre-1.0 project.

Related projects

• Nostr
• Hermit
• Rust
• PostgreSQL
• Redis
• MinIO
• Codex
• Goose

Sources

• Official README: https://github.com/block/buzz#readme
• Official changelog: https://github.com/block/buzz/blob/main/CHANGELOG.md
• Official repository: https://github.com/block/buzz
• Official security policy: https://github.com/block/buzz/security