Hermes Secure Email Gateway Community Edition

Explore this developer service’s ongoing no-cost allowance, restrictions and official documentation before deploying.

INCLUDED FREE ALLOWANCEFree self-hosted Community Edition mail security gateway and mail server with spam and malware filtering, encryption, mailboxes, archiving and administration; no software usage quota or expiry published.

View official documentation

Plan details

What do these plan and deployment labels mean?

Plan: Ongoing free allowance
Deployment model: Self-hosted
Credit card: Not required
Commercial use: Allowed
Added to directory (UTC): 2026-11-10
Last checked: 2026-11-10

Important restrictions

Bring your own Linux/Docker host, storage, DNS, static IP and TLS certificates; recommended minimum 4 vCPUs, 8 GB RAM and 120 GB OS/config disk. Pro-only features require a paid license. AGPLv3 obligations apply to covered Community code; external mail services and infrastructure may cost money.

View official documentation

Independent community listing, not affiliated with the provider. Always check the latest billing policy and quotas before enabling paid usage.