---
title: "TYPO3 Open Source: Flexible and free to use"
url: "https://nitsantech.de/en/typo3-glossary/typo3-open-source"
description: TYPO3 is an open source CMS that offers you full control and flexibility. Free of charge and customizable for any website, without license fees.
date: 2024-10-17
modified: 2024-11-08
lastUpdated: 2026-02-25
---

# TYPO3 Open Source: Flexible and free to use

[ TYPO3 Glossary ](https://nitsantech.de/en/typo3-glossary)Open Source
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  Objectmanager  ](https://nitsantech.de/en/typo3-glossary/typo3-objectmanager) [

  Optimization  ](https://nitsantech.de/en/typo3-glossary/typo3-optimization)

  <a id="c16834"></a>[TYPO3 ](https://nitsantech.de/en/blog/typo3-perfect-cms-for-everyone)is a powerful content management system (CMS) that’s completely open source. This means it’s free to use, and anyone can contribute to its development. Being open source makes TYPO3 a flexible and reliable option for businesses of all sizes. You get a strong community backing, regular updates, and the freedom to customize the CMS to meet your exact needs. Plus, with TYPO3, you’re not locked into any expensive software licenses—just endless possibilities for your website. If you're looking for a dependable CMS that won’t break the bank, TYPO3 is the way to go!