owlmail
owlmail is an MCP server by soulteary. OwlMail is a self-hosted, AI-native email testing gateway for developers, CI pipelines, and coding agents. Capture, inspect, wait for, validate, and route application emails through REST, Webhooks, WebSocket, and MCP. It has 76 GitHub stars and ranks #274 of 1809 in Productivity by stars.
- Category
- Productivity
- Author
- soulteary
- GitHub stars
- 76
- This week
- Tracking since 18 Oct 2026
- Language
- Go
- License
- MIT (open source)
- Last update
- 2026-10-23 (yesterday)
- Links
- SourceWebsite
How to install owlmail
Install steps differ per project, so follow the README in the owlmail repository. Most MCP servers start with a single command (npx -y <package>, uvx <package> or a Docker image) that you add to your client's config. The install guide shows where that goes in Claude Code, Claude Desktop, Cursor and VS Code.
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Frequently asked questions
What is owlmail?
owlmail is an MCP server by soulteary in the Productivity category. OwlMail is a self-hosted, AI-native email testing gateway for developers, CI pipelines, and coding agents. Capture, inspect, wait for, validate, and route application emails through REST, Webhooks, WebSocket, and MCP. It has 76 GitHub stars and ranks #274 of 1809 in Productivity by stars.
Is owlmail free and open source?
Yes. owlmail is published under the MIT license, so you can run, modify and self-host it at no cost. If it connects to a paid service, that service's own pricing and API terms still apply. Check the repository for the exact license text before using it commercially.
What are the alternatives to owlmail?
Other Productivity projects on MCP Harbor include markitdown, Agent-Reach, AstrBot. Each alternative links to its own page with stars, license and recent activity. The Productivity category ranks all 1809 by stars, and you can re-sort it by growth this week.
Alternatives to owlmail
All 1809 Productivity MCP servers →
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