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- Hyvor Relay
On the recordRead 3 Oct 202617 facts
Hyvor Relay
Hyvor Relay · Paris, France · founded 2020
Plans and prices
Enterprise License
€10,000a year
No AGPL-3.0 obligations · volume-based pricing · enterprise support · SLA options
Read 3 Oct 2026 · relay.hyvor.com
Cloud Standard
€30a month
300,000 emails/month included · €1 per additional 10,000 emails · priority support · managed deliverability
Read 3 Oct 2026 · relay.hyvor.com
Self-Hosted Open-Source
Free
Unlimited usage · all features included · AGPL-3.0 obligations · community support
Read 3 Oct 2026 · relay.hyvor.com
On the record
- Authentication
- Relay requires OpenID Connect (OIDC) for authentication and does not include its own login or signup system.relay.hyvor.com · read 3 Oct 2026
- Automation
- The scope-based REST API can automate domain setup, suppressions, API keys, and webhooks.relay.hyvor.com · read 3 Oct 2026
- Delivery handling
- Relay manages bounces, complaints, and suppressions, and provides searchable delivery logs with 30 days of retention.relay.hyvor.com · read 3 Oct 2026
- Deployment
- Self-hosting requires PostgreSQL and uses Docker Compose or Docker Swarm; the guide describes single-server and multi-server deployments.relay.hyvor.com · read 3 Oct 2026
- Email sending
- Its idempotent REST API supports HTML and plain text, attachments, custom headers, and multiple recipients.relay.hyvor.com · read 3 Oct 2026
- Email types
- The getting-started guide says each project sends either transactional or distributional email, using separate IP pools to maintain reputation separately.relay.hyvor.com · read 3 Oct 2026
- Integrations
- The self-hosting guide lists built-in Prometheus, Grafana, and Alertmanager integrations for monitoring and observability.relay.hyvor.com · read 3 Oct 2026
- License
- The self-hosted product is licensed under AGPL-3.0, and enterprise licensing changes the terms and support options while retaining the same features.relay.hyvor.com · read 3 Oct 2026
- Maker and location
- HYVOR says it was founded in 2020 and lists its address as Paris, France.hyvor.com · read 3 Oct 2026
- Monthly send limit
- 300000relay.hyvor.com · read 23 Sep 2026
- Newsletter limitation
- Relay does not include built-in newsletter management features.relay.hyvor.com · read 3 Oct 2026
- Product
- Hyvor Relay is an open-source, self-hostable email API designed for developers.relay.hyvor.com · read 3 Oct 2026
- Projects
- Projects organize domains, API keys, and webhooks, and a project can send either transactional or distributional email, not both.relay.hyvor.com · read 3 Oct 2026
- Security
- The hosting documentation says its HTTP server has built-in application-layer rate limiting and recommends cloud-provider DDoS protection for network-layer attacks.relay.hyvor.com · read 3 Oct 2026
- Webhooks
- Real-time event webhooks report deliveries, bounces, domain verifications, and other events.relay.hyvor.com · read 3 Oct 2026
