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Home/Categories/Web Development/Sulu
icon of Sulu

Sulu

Open source alternative to Contentful, Adobe Experience Manager and Storyblok

  • 1.4K stars
  • MIT
  • Active this week
  • Last commit 2 days ago

Last verified Oct 20, 2026

Sulu is an open source enterprise CMS built on Symfony with a headless API, multi-site management, and content workflows. A self-hosted alternative to Contentful; MIT licensed.

Visit websiteGitHub1.4K starsDeploy on Hostinger
image of Sulu
TL;DR

Sulu is a Symfony-based content management system for multi-lingual, multi-portal websites with an extensible administration interface. It replaces hosted headless CMS tools and proprietary enterprise CMS stacks for PHP teams that want self-hosted content infrastructure. MIT licensed.

Read the full breakdownHide the full breakdownWho it is for, how it works, trade-offs and the FAQ
who it's for

Who Sulu is for#

Agencies building multi-site CMS projects

Use Sulu when client projects need multi-language content, custom structures, and self-hosted control inside a Symfony stack.

Skip if:

Your team wants a no-code website builder or hosted CMS with minimal developer involvement.

PHP teams replacing hosted headless CMS

Use Sulu to keep content modeling and delivery close to an existing Symfony application.

Skip if:

Your frontend team needs a cloud API CMS with managed hosting and marketplace integrations.

the problem

The problem it solves#

Enterprise content projects often need multiple sites, multiple languages, editorial workflows, custom content models, and framework integration. Hosted CMS tools can move quickly at first, but per-seat pricing and API-first architecture may not fit teams already invested in Symfony.

The other risk is integration drag. If the CMS sits outside the application's framework, developers spend time synchronizing auth, templates, routing, deployment, and custom business logic.

how Sulu solves it

How it solves it#

Symfony-based CMS framework

Builds on Symfony, making Sulu a strong fit for PHP teams that want content management inside a familiar framework ecosystem.

Multi-lingual and multi-portal sites

Targets websites that need multiple languages and portals from one CMS foundation, a common requirement for enterprise and agency projects.

Extensible administration interface

Provides an administration UI for managing the content lifecycle while still allowing developers to extend project behavior.

strengths · trade-offs

Strengths and trade-offs#

Strengths

  • Natural fit for Symfony teamsSulu lets PHP teams reuse Symfony knowledge and application architecture instead of operating a separate cloud CMS as the center of content.
  • Built for complex content propertiesMulti-lingual and multi-portal support makes Sulu more relevant for agencies and enterprise sites than a simple blog CMS.

Trade-offs

  • -Requires Symfony expertiseSulu is best for teams comfortable with PHP and Symfony. JavaScript-only teams may move faster with a hosted headless CMS or a Node-based content tool.
tech stack · detected from GitHub

What it's built on#

Languages
JavaScriptPHP
Frameworks
React
Tooling
Webpack
frequently asked

FAQ#

What is Sulu CMS?

Sulu is an open source PHP content management system based on Symfony for multi-lingual and multi-portal websites.

Who should use Sulu?

Sulu fits Symfony and PHP teams building enterprise content sites, agency projects, and multi-site CMS installations.

Is Sulu a Contentful alternative?

Sulu can replace Contentful for teams that want self-hosted CMS infrastructure and deep Symfony integration. Contentful is faster for teams that want a managed cloud CMS.

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Hostinger

Run Sulu on your own server

Self-host Sulu on a Hostinger VPS.

Deploy on Hostinger

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