{"id":"mailserver-docker-mailserver","name":"docker-mailserver","af_score":26.0,"security_score":52.5,"reliability_score":33.8,"what_it_does":"docker-mailserver is a Docker-based email server stack (typically Postfix/Dovecot + related components) for running an SMTP/IMAP mail server in containers, with configuration managed via environment variables and mounted volumes.","best_when":"You want a self-hosted mail server in Docker for a limited domain/user set (homelab or small deployment) and can handle configuration, DNS, TLS, and ongoing ops.","avoid_when":"You need turnkey reliability with minimal maintenance, strict compliance assurances without operational controls, or you cannot open inbound SMTP/IMAP and related ports securely.","last_evaluated":"2026-03-30T13:35:08.448170+00:00","has_mcp":false,"has_api":false,"auth_methods":["SMTP AUTH (configured via server settings)","TLS client authentication is not typical; authentication is generally via SMTP credentials/IMAP credentials"],"has_free_tier":false,"known_gotchas":["As a Docker/mail server, changes are typically configuration- and state-dependent (volumes, mail queues, accounts). LLM/agents should avoid assuming API-like stateless idempotency.","Operational tasks (DNS/MX records, TLS cert issuance/renewal, firewall/ports, log review) are required; an agent may need to interpret operational logs rather than structured API responses.","Mail delivery involves asynchronous behavior (queueing/delays), making success/failure non-immediate and not easily mapped to a single request/response."],"error_quality":0.0}