Alternatives

Open Source Alternatives to Mailgun

Mailgun alternatives listed by the directory.

Open Source Alternatives to Mailgun

Use the same directory search, ordering, and pagination controls inside this collection.

3 of 3 tools

DoubleZero

AGPL-3.0

00 is an open-source email API and infrastructure solution that allows developers to own and control their email stack.

ResendSendGridMailgun
1.2K StarDockerAGPL-3.02 years ago
67 forksCodexClassroom

Hyvor Relay

AGPL-3.0

Self-hosted email API alternative to AWS SES & Mailgun. Open-source AGPL-3.0 with enterprise features, automated deliverability, and cloud version coming 2026.

ResendSendGridMailgun
627 StarOpen SourceAGPL-3.04 days ago
34 forksCodexClassroom

Sessy

Unknown

Track SES deliveries, bounces, opens and clicks in a self-hosted dashboard with real-time search, analytics and reputation monitoring.

ResendSendGridMailgun
887 StarOpen SourceUnknown3 days ago
40 forksCodexClassroom
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