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SpamAssassin

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•
6
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API Development
Deployment & DevOps
Security & Testing

Provides comprehensive email security analysis capabilities to Claude Code through a secure, containerized Model Context Protocol server.

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SpamAssassin is a robust, containerized Model Context Protocol (MCP) server engineered for defensive email security analysis. It seamlessly integrates SpamAssassin, offering powerful spam detection, sender reputation checking, and rule validation capabilities. Designed with a security-first approach, it operates exclusively in a defensive posture, ensuring strict boundaries with no email sending/relay or malicious content generation. This tool is ideal for enhancing email security infrastructure, providing detailed insights into potential threats while maintaining high security standards through containerization and strict input validation.

Key Features

01Real-time SpamAssassin rule updates and custom rule testing
02Comprehensive email spam detection and analysis
03Security-first design with rate limiting, input validation, and non-root execution
04Secure, containerized deployment via Docker and Docker Compose
05Sender reputation and domain/IP blacklist checking
061 GitHub stars

Use Cases

01Checking sender reputation to identify suspicious senders
02Safely testing and validating custom SpamAssassin rules
03Analyzing email content for spam probability and rule matches