marekskopal/typo3-mailchimp

Simple Mailchimp newsletter subscription form for TYPO3 CMS

v1.0.0 2026-01-27 19:59 UTC

Requires

• php: >=8.3
• typo3/cms-core: ^13.4.24 || ^14.1.0
• typo3/cms-extbase: ^13.4.24 || ^14.1.0

Requires (Dev)

• phpstan/extension-installer: ^1.3
• phpstan/phpstan: ^2.0
• phpstan/phpstan-deprecation-rules: ^2.0
• phpstan/phpstan-phpunit: ^2.0
• phpstan/phpstan-strict-rules: ^2.0
• phpunit/phpunit: ^12.0
• shipmonk/phpstan-rules: ^4.0
• slevomat/coding-standard: ^8.14

GPL-2.0-or-later

• Marek Skopal

• mailchimp
• newsletter
• typo3

README

Simple Mailchimp newsletter subscription form as a content element in TYPO3.

Features

• Email subscription form with AJAX submission
• Mailchimp API v3 integration
• Multi-language support (EN, DE, CS included)
• Customizable templates and styling

Requirements

• PHP 8.3+
• TYPO3 13.4 or 14.x
• Mailchimp account with API key

Installation

Install via Composer:

composer require marekskopal/typo3-mailchimp

Configuration

Mailchimp API Credentials

You need a Mailchimp API key and Audience List ID:

1. Log in to your Mailchimp account
2. Go to Account & Billing → Extras → API keys
3. Create a new API key
4. Note the server prefix from your API key (e.g., us1, us2, eu1) - it's the part after the dash
5. Go to Audience → Settings → Audience name and defaults to find your Audience ID

TypoScript Setup

Include the TypoScript Set "Mailchimp" in your site configuration, then configure the settings:

plugin.tx_msmailchimp.settings {
    apiKey = your-api-key-us1
    serverPrefix = us1
    listId = your-audience-list-id
}

Available Settings

Setting	Default	Description
settings.apiKey	-	Mailchimp API key (required)
settings.listId	-	Mailchimp Audience/List ID (required)
view.templateRootPath	EXT:ms_mailchimp/Resources/Private/Templates/	Path to templates
view.partialRootPath	EXT:ms_mailchimp/Resources/Private/Partials/	Path to partials
view.layoutRootPath	EXT:ms_mailchimp/Resources/Private/Layouts/	Path to layouts

Usage

Add the "Mailchimp Subscription" content element to your page. Users can enter their email address and subscribe to your Mailchimp audience list.

Customization

Templates

Override templates by setting custom paths in TypoScript:

plugin.tx_msmailchimp.view.templateRootPath = EXT:your_extension/Resources/Private/Templates/MsMailchimp/

Styling

The extension includes basic CSS. Override by including your own styles or modifying the CSS classes:

• .msmailchimp - Main container
• .msmailchimp-form - Form element
• .msmailchimp-input - Email input field
• .msmailchimp-button - Submit button
• .msmailchimp-message - Message container
• .msmailchimp-message--success - Success message
• .msmailchimp-message--error - Error message

Translations

Included languages: English, German, Czech. Add your own by creating language files in Resources/Private/Language/.

License

GPL-2.0-or-later