Typo3

Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. TYPO3 is a free and open source web . 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, Mac OS X and OS/2. TYPO3 was initially authored by Kasper Skårhøj in 1997. It is now developed by two teams. The maintenance (version 4.x) tree's team leader is Oliver Hader. The development (version 5.x) tree's team leader is Robert Lemke. More than 5000 extensions are available for TYPO3 for download under the GNU General Public License from a repository called the TYPO3 Extension Repository, or TER. Most of them have been written by third-party developers and are available for free.