Symfony is a web framework and a set of reusable PHP packages to build web applications, APIs, microservices and CLI apps.

Symfony documentation includes articles, tutorials and books to learn about the Symfony PHP framework and its packages.

Symfony 8, released in November 2025, adds multi-step forms, invokable commands, and new components.

Download the Symfony CLI tool, create Symfony applications and use Symfony packages.

The symfony 1.x branch of the framework started in 2005 and the latest stable version and long term support release is symfony 1.4. As of November 2012, symfony 1.x is not maintained anymore and …

What is Symfony Symfony is a set of PHP Packages, a Web Application framework, a Philosophy, and a Community — all working together in harmony.

Symfony provides many tools to secure your application. Some HTTP-related security tools, like secure session cookies and CSRF protection are provided by default. The SecurityBundle, which you will le…

Symfony Support provided by the community and professional support provided by SensioLabs.

Note The serializer pack also installs some commonly used optional dependencies of the Serializer component. When using this component outside the Symfony framework, you might want to start …

Symfony Conferences are the place where the best developers meet to share experiences, learn, inspire and create community around the Symfony project.