Building an Apple Mail Channel Plugin for OpenClaw

A developer built and published an Apple Mail channel plugin for OpenClaw, an AI automation platform, enabling AI agents to monitor and respond to emails with per-thread session isolation. The plugin uses AppleScript for native macOS Mail.app integration and includes security features like sender allowlists and HTML sanitization.

Building an Apple Mail Channel Plugin for OpenClaw I recently built and published a plugin that integrates Apple Mail with OpenClaw an AI automation platform , allowing AI agents to monitor and respond to emails with per-thread session isolation. 🎯 The Problem OpenClaw and Hermes are powerful AI automation platforms, but they lacked native Apple Mail integration on macOS. Users wanted to: - Monitor multiple email accounts - Have AI agents automatically respond to emails - Maintain conversation context across email threads - Keep different email conversations isolated 💡 The Solution I built @jehadurre/openclaw-apple-mail - a channel plugin that: - Connects to Apple Mail via AppleScript - Creates isolated sessions per email thread - Processes HTML emails intelligently - Supports multi-account configuration - Includes security features like sender allowlists 🛠️ Technical Stack - TypeScript - Type-safe development - AppleScript - Native macOS Mail.app integration - HTML Processing - DOMPurify, jsdom, sanitize-html, marked - Schema Validation - Zod for configuration validation 📦 Key Features 1. Per-Thread Session Isolation Each email conversation gets its own isolated session, preventing context mixing: 2. Multi-Account Support Configure multiple email accounts with independent settings: 3. Security Features - Sender allowlist per account - HTML sanitization - AppleScript sandboxing 4. Smart HTML Processing Automatically converts HTML emails to clean markdown: - Table extraction and conversion - Removes tracking pixels - Sanitizes malicious content - Preserves formatting for AI agents 📚 Publishing Journey I published this plugin to multiple platforms: 1. npm Registry 2. GitHub - Full source code - Issue tracking - Contribution guidelines - MIT License 3. ClawHub 4. OpenClaw Skill Created a comprehensive setup skill: The skill includes: - Installation guide - 5 configuration templates - Troubleshooting solutions - Best practices 🎓 Lessons Learned 1. Compiled Output Matters ClawHub requires compiled JavaScript, not just TypeScript source. I had to: - Get compiled output from production deployment - Include index.js in the package - Update package.json to reference the compiled file 2. Skills Enhance Adoption Creating a separate "skill" package that teaches users how to set up and use the plugin significantly improves the user experience. 3. Multi-Platform Publishing Publishing to npm, GitHub, ClawHub, and creating documentation on GitHub Pages maximizes discoverability. 🚀 Usage Example Here's how users set it up: Step 1: Install Step 2: Configure Add to openclaw.json : Step 3: Start That's it OpenClaw now monitors your email and can respond automatically. 📊 Architecture 🔐 Security Considerations - Sender Allowlist : Only process emails from trusted senders - HTML Sanitization : Remove malicious content from HTML emails - AppleScript Sandboxing : Limited access to Mail.app APIs - No Credential Storage : Uses existing Apple Mail accounts 🌟 Future Enhancements Planned features: - Smart reply suggestions - Attachment handling - Email categorization - Custom email templates - Integration with other channels 📖 Resources 🤝 Contributing Contributions welcome Check out the Contributing Guide https://github.com/JehadurRE/openclaw-apple-mail/blob/master/CONTRIBUTING.md . 💬 Feedback Have you used AI automation with email? What features would you like to see? Let me know in the comments About Me : I'm Md. Jehadur Rahman Emran , a developer passionate about AI automation and productivity tools. Find me on GitHub https://github.com/JehadurRE and my website https://jehadurre.me . License : MIT - Free to use, modify, and redistribute