{"id":"webserverhu-spamassassin","name":"spamassassin","homepage":"https://hub.docker.com/r/webserverhu/spamassassin","repo_url":"https://hub.docker.com/r/webserverhu/spamassassin","category":"security","subcategories":[],"tags":["email","spam-filtering","mail-security","open-source","rules-engine"],"what_it_does":"SpamAssassin is an open-source email spam and malware-adjacent filtering system. It scores incoming email using configurable rules (e.g., Bayesian learning, DNS-based checks, and pattern/rule matching) and can produce a classification result (spam/ham) and add headers for downstream processing.","use_cases":["On-prem or self-hosted email spam filtering","Scoring and flagging suspicious emails for ticketing/relay systems","Integrating rule-based email classification into existing mail pipelines","Running Bayesian or rule-based tuning for a specific organization/domain"],"not_for":["Replacing a full anti-malware sandbox for attachments","Real-time phishing prevention without additional controls (MTA rules, URL rewriting, user training)","Providing a hosted API service for developers (it’s primarily a mail-filtering engine)"],"best_when":"You have control of an MTA/MDA or mail pipeline and want a configurable, on-prem spam-scoring engine.","avoid_when":"You need a managed SaaS with a REST/GraphQL API, OAuth, rate limits, and webhooks out of the box.","alternatives":["Rspamd","Apache James + spam filtering components","MailCleaner","MailScanner","Cloud email security gateways (vendor SaaS)"],"af_score":26.2,"security_score":32.8,"reliability_score":37.5,"package_type":"mcp_server","discovery_source":["docker_mcp"],"priority":"low","status":"evaluated","version_evaluated":null,"last_evaluated":"2026-04-04T21:33:26.388207+00:00","interface":{"has_rest_api":false,"has_graphql":false,"has_grpc":false,"has_mcp_server":false,"mcp_server_url":null,"has_sdk":false,"sdk_languages":[],"openapi_spec_url":null,"webhooks":false},"auth":{"methods":["None (local/self-hosted)"],"oauth":false,"scopes":false,"notes":"No platform authentication model is indicated; authentication is typically handled by the local deployment/middleware (e.g., mail server access), not by a SpamAssassin API."},"pricing":{"model":null,"free_tier_exists":false,"free_tier_limits":null,"paid_tiers":[],"requires_credit_card":false,"estimated_workload_costs":null,"notes":"Self-hosted open-source; costs are infrastructure/ops and any supporting services."},"requirements":{"requires_signup":false,"requires_credit_card":false,"domain_verification":false,"data_residency":[],"compliance":[],"min_contract":null},"agent_readiness":{"af_score":26.2,"security_score":32.8,"reliability_score":37.5,"mcp_server_quality":0.0,"documentation_accuracy":20.0,"error_message_quality":0.0,"error_message_notes":null,"auth_complexity":100.0,"rate_limit_clarity":0.0,"tls_enforcement":40.0,"auth_strength":10.0,"scope_granularity":0.0,"dependency_hygiene":55.0,"secret_handling":70.0,"security_notes":"As a local filtering engine, it avoids API-based auth but security hinges on deployment practices (mail transport security, sandboxing where applicable, protecting learning databases/config). TLS enforcement for any network interactions is not clearly specified here. Dependency hygiene is unknown from the provided information; score is conservative.","uptime_documented":0.0,"version_stability":60.0,"breaking_changes_history":40.0,"error_recovery":50.0,"idempotency_support":"false","idempotency_notes":null,"pagination_style":"none","retry_guidance_documented":false,"known_agent_gotchas":["No first-class agent-friendly network API to call; an agent would typically need to operate by editing config, invoking CLI/tools, or integrating with an MTA.","Behavior is highly dependent on configuration (rules, DNS/RBLs, bayes DB state), so reproducibility requires careful config/version control."]}}