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OpenAlternative

Hyvor Relay

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

Screenshot of Hyvor Relay

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

It is positioned as an open-source alternative to Resend, SendGrid, Mailgun, AWS SES.

Primary category: Email Platforms.

Detected stack: JavaScript, Github Actions, NodeJS, CSS, Bash, Typescript.

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What is Hyvor Relay?

Hyvor Relay is an open source project listed in the OpenAlternative directory. It is useful for teams comparing software options, evaluating self-hosted tools, and replacing proprietary services with transparent alternatives.

Alternative use case

Hyvor Relay can be considered when you are looking for open source alternatives to tools such as AWS SES, Mailgun, Resend, SendGrid.

Technology stack

Hyvor Relay is associated with technologies including Bash, CSS, Docker, Eslint, GitHub, Github Actions, JavaScript, NodeJS, which can help developers understand how it fits into an existing engineering stack.

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