Grafana smtprelay Self-Hosted SMTP Proxy

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

INCLUDED FREE ALLOWANCEMIT-licensed SMTP relay/proxy software for self-hosted mail forwarding, with Prometheus metrics, structured logs and OpenTelemetry tracing; no software usage quota or expiry stated.

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

Grafana states this internally used project is not generally supported and may introduce breaking changes without notice. Requires a separately operated SMTP upstream, server, networking and secure credentials; email delivery or third-party SMTP fees are not included.

View official documentation

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