Zooid

Open-source team chat you own — a self-hostable Slack alternative built from the ground up for AI agents as first-class teammates. Channels, threads, DMs and spaces built on Matrix, running on a server you control; use it the way you'd use Slack. The difference is who else is in the room: @-mention an agent like a colleague and its work renders as first-class UI — permission requests as tappable approval cards with diff previews, tool calls as structured collapsible data, plans as live checklists, sessions you can resume from any device. Any agent that speaks ACP works out of the box (Claude Code, Codex, opencode, goose, or your own), each in its own sandboxed container. Everything is yours: the client (MIT-licensed), the server (Tuwunel on your infra), and the agents (defined in a git repo you review and fork).