TYPO3 [SEP] license
TYPO3
TYPO3 is a free and open-source Web content management system written in PHP. It is released under the GNU General Public License. It can run on several web servers, such as Apache or IIS, on top of many operating systems, among them Linux, Microsoft Windows, FreeBSD, macOS and OS/2.
TYPO3 is, along with Drupal, Joomla! and WordPress, among the most popular content management systems worldwide, however it is more widespread in Europe than in other regions. The biggest market share
YAML (framework)
YAML (Yet Another Multicolumn Layout) is a cross-browser CSS framework. It allows web designers to create a low-barrier website with comparatively little effort. Integrations of the YAML layouts have been created for various content management systems. These include WordPress, LifeType, TYPO3, Joomla, xt: Commerce and Drupal.
As of YAML version 2.2, the framework is distributed under the Creative Commons Attribution 2.0 License (CC-BY 2.0). As an alternative for commercial use of the framework