> For the complete documentation index, see [llms.txt](https://l-shop-en.gitbook.io/documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://l-shop-en.gitbook.io/documentation/installation/system-requirements.md).

# System requirements

For the L-Shop to work properly on your server, **PHP** version **7.1.0 or later** and the following PHP extensions must be installed:

* **OpenSSL**
* **PDO**
* **Mbstring**
* **Tokenizer**
* **XML**
* **GD Library** or **ImageMagick**

And also, one of the following **DBMS** to your taste:

* [MySQL](https://www.mysql.com/)
* [PostgreSQL](https://www.postgresql.org/)

{% hint style="info" %}
By default, L-Shop is configured to work with MySQL. In order to configure the project under PostgreSQL, read the [instructions](/documentation/configuration/postgresql-configuration.md).
{% endhint %}