Hyvor Relay

Hyvor Relay is a self-hosted email servers tool that provides email API alternative to AWS SES & Mailgun. AGPL-3.0.

AGPL-3.0 Free hyvor/relay · 549 relay.hyvor.com PHP 2 deploy options REST API Webhooks

Overview

✉️ Open-Source Email API for Developers. Self-hosted Alternative to SES, Mailgun, SendGrid. Open-Source Email API for Developers. Self-hosted Alternative to SES, Mailgun, SendGrid. The project has 549 GitHub stars and is licensed under AGPL-3.0.

Key Features

Source: GitHub README

Self-Hosted: Docker compose or swarm-based deployment.
Health Checks: Multiple health checks to ensure best performance and deliverability.
Email API: Send emails using a simple API.
Logs & SMTP Conversations: View send logs and SMTP conversations of sent emails up to 30 days.
Multi-Tenancy: Support for multiple tenants with scoped access (useful for organizations and agencies).
Project Management: Support for multiple isolated projects within a tenant.
Queues: Two main queues to isolate transactional and distributional emails and IP reputation.
Greylisting & Retries Handling: Automatically manage greylisting and retries.
Bounce Handling: Automatically handle bounced emails.
Feedback Loops: Integrate with feedback loops to manage spam complaints.

Normalized Features

Source: tool-features-normalized.json

docker, docker compose, metrics, multi user, rest api, smtp, webhooks.

Deploy

Docker

Self-host with Docker Compose

Coolify

One-click via Coolify panel

Elestio

Managed hosting from $9/mo

PikaPods

Simple managed hosting

Features

Authentication & Access

Multi-User Support

Integrations & APIs

REST API
SMTP Support
Webhooks

Analytics & Reporting

Metrics & KPIs

Category

Email & Newsletters (73) Email Servers (34)

Replaces

Microsoft Outlook

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