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Sympa

Scalable mailing list management software

Mail Servers ★ 318 stars Hard setup GPL-2.0

Sympa is a comprehensive, scalable mailing list manager widely used by universities and large organizations. It supports advanced moderation, web archives, and LDAP integration.

Official siteSource code

Key features

  • Scalable list management
  • Fine-grained moderation controls
  • Web-based list archives
  • LDAP and database integration

Pros & cons

Strengths

  • Handles very large list deployments
  • Mature and feature-rich

Trade-offs

  • Complex Perl-based setup
  • Dated interface

Is Sympa secure?

No known vulnerabilities affect Sympa's latest release (6.2.80). OSV.dev lists 7 past advisories for the project; none of them applies to this release. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

  • Most recent fixed advisory CVE-2021-46900, published 2023-12-31 (1018 days ago), fixed in 6.2.62

Source: OSV.dev, checked 2026-10-14. How this is measured.

Sympa replaces

Self-hosted Google Groups alternatives

Health badge

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SelfHostIndex: 79 · good

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   :alt: SelfHostIndex health score for Sympa
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The score is recomputed on every nightly rebuild from public repository data — see how it is calculated.

Compare Sympa

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