chasquid
Simple, easy-to-configure SMTP server
chasquid is an SMTP server written in Go with a focus on being easy to configure and maintain for small personal mail servers. It handles message submission and delivery securely.
Key features
- Easy-to-configure SMTP server
- Automatic TLS via certificates
- SPF and DKIM support
- Lightweight Go implementation
Pros & cons
Strengths
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Written in Go
- Tiny footprint — runs in 128 MB RAM
Trade-offs
- SMTP only, needs IMAP separately
- Small personal-use focus
chasquid replaces
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