> For the complete documentation index, see [llms.txt](https://harmonycms.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://harmonycms.gitbook.io/docs/master.md).

# Welcome

## What is HarmonyCMS?

HarmonyCMS is a free, open-source, self-hosted content management system platform based on **Symfony 4** framework.

{% hint style="info" %}
This documentation assumes you have a working knowledge of the Symfony Framework. If you’re not familiar with Symfony, please start with reading the [Quick Tour](http://symfony.com/doc/current/quick_tour) from the Symfony documentation.
{% endhint %}

## Where do I start?

The best way to get started is to go to the [Harmony Platform documentation](https://docs-platform.harmonycms.net) to know how Harmony works.\
After that, you can go to the [Installation](/docs/getting-started/installation.md) section to install HarmonyCMS on your own server.

## Couldn’t find what your are looking for?

Why not join our support chat and let us help you. Connect through [our community on Gitter](https://gitter.im/harmonycms/community)