"TYPO3 Explained": Main TYPO3 Core Document: Main classes, Security, TypoScript syntax, Extension API and much more

An HTML5 parser and serializer for PHP.

An example extension demonstrating the features of the Extbase Framework. Have fun playing with it!

Interceptors for PHP's native phar:// stream handling in order to enhance security.

Bootstrap Package delivers a full configured theme for TYPO3, based on the Bootstrap CSS Framework.

This is the official repository of the TYPO3 extension powermail! Powermail is a well-known, editor-friendly, powerful and easy mailform extension for TYPO3

Synchronized mirror of http://git.typo3.org/Packages/TYPO3.CMS.git

FreeScout — Free self-hosted help desk & shared mailbox (Zendesk / Help Scout alternative)

A static analysis tool for finding errors in PHP applications

Security vulnerability database inclusive of CVEs and GitHub originated security advisories from the world of open source software.

🚀 Fastes TYPO3 Extension ever 🚀

HTML sanitizer, written in PHP, aiming to provide XSS-safe markup based on explicitly allowed tags, attributes and values.

TYPO3 testing framework for core and extensions

Meta package for a minimal composer-based installation of TYPO3

An URL object to parse, manipulate or create URLs with a fluent interface

The official Introduction Package for TYPO3

The Symfony PHP framework

Rector for TYPO3

Add address / contact datasets to your content management system.

A PHP SVG/XML Sanitizer