RoadRunner

roadrunner.dev · checked 30 Sept 2026

#6 · Web Server Software

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How it plugs in

—Public API

NoOpen source

YesFree tier

Signal on Web Server Software6.3#6 of 36

RoadRunner is a high-performance PHP application server, load balancer, and process manager written in Go.

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Runs on

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Windows
Mac
Linux
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Facts

Website: roadrunner.dev
Price: Free tier
Free trial: Not stated
Extensibility: RoadRunner can integrate Go libraries with PHP applications using the Goridge RPC protocol.
Installation: Pre-built binaries are available for macOS, Linux, FreeBSD, and Windows, and an official Docker image is provided.
Intended use: The documentation describes RoadRunner as designed to replace traditional Nginx plus PHP-FPM setups.
Key-value stores: Key-value drivers include Redis, Memcached, BoltDB, and in-memory storage.
License: The documentation describes RoadRunner as open source and MIT licensed.
Maker: The software was built and open sourced by Spiral Scout for the software development community.
Observability: The documentation lists OpenTelemetry support and tracing destinations including New Relic, Zipkin, Jaeger, and Datadog.
Open source: RoadRunner is open-source, MIT licensed, written in Go, and powered with plugins.
Origin: Spiral Scout launched in 2010, and RoadRunner was released as its second open-source product in 2018.
Performance: RoadRunner uses Golang goroutines and multithreading to speed up PHP processing and reduce server load.
PHP compatibility: Applications using PHP 7 or higher can integrate with RoadRunner without installing extensions.
PHP requirement: The features page says applications using PHP 7 or higher can integrate with RoadRunner without installing extensions to make RoadRunner work.

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