---
title: "A21Glossary for TYPO3"
version: "12.0"
permalink: "https://docs.typo3.org/permalink/wapplersystems/a21glossary:start@12.0"
source: "Index.rst"
start: true
rendered: "2026-10-19T15:41:14+00:00"
---

# A21Glossary for TYPO3 {#start}

<!-- TODO: no Markdown rendering for "only" -->

-   *Extension key:* a21glossary
-   *Version:* 12.0
-   *Language:* en
-   *Description:* automatical conversion of all abbreviations and acronyms in the special tags for accessibility issues.
-   *Keywords:* glossar
-   *Author:* Sven Wappler ([WapplerSystems TYPO3 Agentur](http://wappler.systems/))
-   *Email:* [typo3YYYY@wapplersystems.de](mailto:typo3YYYY@wapplersystems.de)
-   *License:*

    GNU General Public License, either version 2 of the License or any
    later version.

-   *Rendered:* Mon, 19 Oct 2026 15:41:14 +0000

This document is published under the Open Content License
available from [http://www.opencontent.org/opl.shtml](http://www.opencontent.org/opl.shtml)

The content of this document is related to TYPO3 - a GNU/GPL CMS/Framework
available from [http://www.typo3.org](http://www.typo3.org)

**Table of Contents**

-   [Introduction](https://docs.typo3.org/permalink/wapplersystems/a21glossary:introduction-1@12.0)
-   [Screenshots](https://docs.typo3.org/permalink/wapplersystems/a21glossary:screenshots-1@12.0)
-   [Installation](https://docs.typo3.org/permalink/wapplersystems/a21glossary:installation-1@12.0)
-   [Appendix](https://docs.typo3.org/permalink/wapplersystems/a21glossary:appendix-1@12.0)