Emailclaw is an open-source email agent that scopes and runs tasks by email subject, with per-workspace isolation.
Yes, Emailclaw is open source under the MIT license.
Emailclaw is free to use.
Yes, Emailclaw can be self-hosted (the source is available under the MIT license).
Open-source email AI agent (Java) that uses the email subject line as a project boundary to plan and run multi-step tasks with strict per-workspace isolation — an inbox-native automation surface. VERY EARLY: single-digit stars.