Through using the given templates in TYPO3, the design of the websites remain consistent. For project websites, especially if other universities, institutions or companies are involved, it may be preferable to differ the design from that of the university websites.
A second reason to use an alternative to TYPO3 is the complexity of the system. In order to work effectively with TYPO3, a detailed training and routine is required. For project members who only occasionally create web content, TYPO3 is too complex.