swaks (Swiss Army Knife for SMTP) is a powerful command-line tool for testing and debugging SMTP servers. It allows users to craft custom SMTP sessions with fine-grained control over headers, authentication, TLS, attachments, and more. swaks is commonly used by sysadmins and developers to diagnose mail delivery problems or test SMTP server configurations.
Features
- Sends test emails via SMTP with full control over the session
- Supports authentication (LOGIN, PLAIN, CRAM-MD5)
- TLS/SSL encryption support
- Header customization and MIME/attachment testing
- SMTP pipelining and IPv6 support
- Debug output for troubleshooting mail servers
Project Samples
Categories
Software TestingLicense
GNU General Public License version 3.0 (GPLv3)Follow Swaks
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