---
title: "EXT - Extension manager configuration"
manual: "TYPO3 Explained"
version: "12.4"
permalink: "https://docs.typo3.org/permalink/t3coreapi:typo3confvars-ext@12.4"
source: "Configuration/Typo3ConfVars/EXT.rst"
rendered: "2026-10-21T15:29:37+00:00"
---

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> **Attention**
>
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<a id="typo3confvars-ext-excludeforpackaging"></a>

# EXT - Extension manager configuration {#typo3confvars-ext}

The following configuration variables can be used to configure settings for
the Extension manager:

> [!WARNING]
> **Attention**
>
> Extension specific configuration should be stored in
> `$GLOBALS['TYPO3_CONF_VARS']['EXTENSION']` and not here.

> [!NOTE]
> The configuration values listed here are keys in the global PHP array
> `$GLOBALS['TYPO3_CONF_VARS']['EXT']`.
>
> This variable can be set in one of the following files:
>
> -   [config/system/settings.php](https://docs.typo3.org/permalink/t3coreapi:typo3confvars-settings@12.4)
> -   [config/system/additional.php](https://docs.typo3.org/permalink/t3coreapi:typo3confvars-additional@12.4)

-   **excludeForPackaging**

    -   *Type:* list
    -   *Path:* $GLOBALS\['TYPO3_CONF_VARS'\]\['EXT'\]\['excludeForPackaging'\]
    -   *Default:* `'(?:\\.(?!htaccess$).*|.*~|.*\\.swp|.*\\.bak|node_modules|bower_components)'`

    List of directories and files which will not be packaged into extensions nor
    taken into account otherwise by the Extension Manager. Perl regular
    expression syntax!