Block Open-Sources Berd: Apache 2.0 Desktop Workspace for Multi-Model AI Agents
Block has open-sourced Berd, an Apache 2.0-licensed desktop application designed to serve as a unified workspace for managing AI agents across different foundation models, toolsets, and execution harnesses. Originally built for internal use across Square, Cash App, and Tidal, the desktop client reached version 0.6.2 on August 18, 2026, with builds available for macOS, Windows, and Linux. The release addresses growing operational fragmentation as developers juggle specialized agent environments











