Sympa
Scalable multilingual mailing list manager for large organizations
Overview
Sympa is an enterprise-grade open-source mailing list server that handles thousands of lists and millions of subscribers. It supports fine-grained access control, list families, LDAP/AD integration, S/MIME, and a full-featured web interface. Used by universities and national research networks across Europe.
Where it falls short of Mailchimp
- Perl stack and complex config make setup challenging
- No modern marketing analytics or A/B testing
- Web UI is functional but not modern by current standards
We list the gaps honestly so you can decide if the trade-off is worth owning your data.
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