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hyvor
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hyvor/relay

✉️ Open-Source Email API for Developers. Cloud & Self-hosted Alternative to SES, Mailgun, SendGrid.

PHP ◇ email AGPL-3.0
★908STARS
⑂65FORKS
!57ISSUES
🏆#2,758GLOBAL RANK
🔥6DAYS TRENDING
🚀
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Star History

Continuous Observations
Interactive star growth chart for hyvor/relay
CSV

Momentum

+23

STARS · LAST 30 DAYS

1

PER DAY

#194

MOST-STARRED PHP

Window7 days30 days90 days
Stars gained+7+23+90
Per day111
Forks gained+1+3+10

relay gained 23 stars in the last 30 days, about 1 a day, and now has 908. It is about 1 year old and has averaged roughly 908 stars a year. It ranks #194 among PHP repositories and #2,758 across all languages on GitHubRepo.

Trending Record

relay has maintained a continuous presence across global trending indexes, peaking at #551. Below is the 30-day activity profile:

💡 Overview

relay is an open-source project written in PHP: ✉️ Open-Source Email API for Developers. Cloud & Self-hosted Alternative to SES, Mailgun, SendGrid.

Engineered for speed, consistency, and developer ease, it solves common hurdles in email, smtp. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.

⚡ Key Features

1

Optimized execution pipeline written in PHP for predictable speed.

2

Zero-friction configuration with comprehensive sensible defaults out of the box.

3

Cross-platform runtime support across Linux, macOS, and Windows environments.

4

Strong typing and modular architecture designed for easy extension and maintainability.

5

Standardized CLI and API interfaces for smooth integration into CI/CD workflows.

6

Active community maintenance with regular dependency updates and security patches.

📥 Installation

terminal
$ git clone https://github.com/hyvor/relay.git
cd relay

⚙ System Requirements

Platforms

  • • macOS
  • • Linux
  • • Windows

Runtime & Dependencies

PHP >= 8.2 with Composer

Architecture

x86_64, ARM64 (Apple Silicon & Graviton)

🧠 How It Works

relay coordinates its core functionality through a modular PHP pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.

🎯 Production Use Cases

Autonomous AI Agents

Orchestrate intelligent workflows and tool-calling routines with relay.

Model Inference & Prompting

Integrate fast, local or cloud-hosted generative AI models directly into production code.

Context Memory & RAG

Augment language models with dynamic vector retrieval and structured project memory.

Developer Productivity

Automate repetitive engineering tasks, code generation, and test creation using AI agents.

🚀 Getting Started

1

Install relay using your package manager: `git clone https://github.com/hyvor/relay.git`

2

Initialize your project workspace or configuration file for relay.

3

Import relay into your codebase or invoke it directly from your terminal.

4

Execute your test suite or run `relay --help` to verify successful setup.

👍 Strengths

Active community backing with 908 GitHub stars and verified adoption.
Permissive open-source distribution under the AGPL-3.0 license.
Built in PHP for high execution speed and developer familiarity.
Cross-platform compatibility across modern Linux, macOS, and Windows environments.
Clean modular design allowing flexible configuration and pipeline integration.

⚠️ Considerations

Requires familiarity with PHP and modern CLI workflows.
Ecosystem extensions may require manual configuration depending on environment constraints.
Active development roadmap means breaking API changes may occur across major versions.

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👥 Who Should Use This

Developers and engineering teams building with PHP, seeking reliable, tested, and actively maintained tooling for production workloads.

🏆 Nearby in the Rankings

hyvor/relay is currently ranked #2,758 by stars across every repository tracked on GitHubRepo. These are adjacent projects:

RankRepositoryLanguageStarsAction
#2,750 SeaOfNodes/Simple Java ★ 915 Compare ↗
#2,754 open-telemetry/opentelemetry-php PHP ★ 913 Compare ↗
#2,754 SuRGeoNix/Flyleaf C# ★ 913 Compare ↗
#2,756 j-brooke/FracturedJson C# ★ 911 Compare ↗
#2,756 rancher/k3k Go ★ 911 Compare ↗
#2,758 hyvor/relay This Project PHP ★ 908
#2,758 horizontalsystems/unstoppable-wallet-ios Swift ★ 908 Compare ↗
#2,758 lakasir/lakasir PHP ★ 908 Compare ↗
#2,758 LibreChat-AI/rag-api Python ★ 908 Compare ↗
#2,762 yuzono/tachiyomi-extensions Kotlin ★ 907 Compare ↗
#2,763 pnp/powershell C# ★ 905 Compare ↗

Frequently Asked Questions

What does relay do? +

✉️ Open-Source Email API for Developers. Cloud & Self-hosted Alternative to SES, Mailgun, SendGrid.

What language is relay written in? +

The primary language is PHP. Topics include: email, smtp.

Is relay actively maintained? +

Yes, the last recorded push was on Sep 25, 2026 with 57 open issues being tracked.

How many stars does relay have? +

relay has 908 stars and 65 forks on GitHub.

How does relay rank among GitHub repositories? +

With 908 stars, hyvor/relay is ranked #2,758 globally across all repositories tracked on GitHubRepo and #194 among PHP projects.

What license is relay distributed under? +

The repository reports a AGPL-3.0 license. Always verify the repository LICENSE file for legal terms.

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