Symfony Demo Application





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v2.5.1 2024-02-16 10:37 UTC


The "Symfony Demo Application" is a reference application created to show how to develop applications following the Symfony Best Practices.

You can also learn about these practices in the official Symfony Book.



There are 3 different ways of installing this project depending on your needs:

Option 1. Download Symfony CLI and use the symfony binary installed on your computer to run this command:

symfony new --demo my_project

Option 2. Download Composer and use the composer binary installed on your computer to run these commands:

# you can create a new project based on the Symfony Demo project...
composer create-project symfony/symfony-demo my_project

# ...or you can clone the code repository and install its dependencies
git clone my_project
cd my_project/
composer install

Option 3. Click the following button to deploy this project on, the official Symfony PaaS, so you can try it without installing anything locally:

Deploy on


There's no need to configure anything before running the application. There are 2 different ways of running this application depending on your needs:

Option 1. Download Symfony CLI and run this command:

cd my_project/
symfony serve

Then access the application in your browser at the given URL (https://localhost:8000 by default).

Option 2. Use a web server like Nginx or Apache to run the application (read the documentation about configuring a web server for Symfony).

On your local machine, you can run this command to use the built-in PHP web server:

cd my_project/
php -S localhost:8000 -t public/


Execute this command to run tests:

cd my_project/