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Maestri vs bb: catalog facts
Maestri	bb
Free Free to download.	Free Free and described as fully open source; the agents it drives may have their own costs.
Windows, macOS, Linux	macOS, Linux, Command line
Visual canvas showing all agents and their roles Agents can pass work to each other directly	Works with many coding agents from one interface Runs tasks in isolated Git worktrees
Mac version requires Apple Silicon and macOS 15.4 or later Useful mainly if you already run several AI agents	No native Windows build; Windows needs WSL Relies on external agents and their subscriptions or API keys
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.