TYPO3 is a free and open source content management system, which can run on several web servers, such as Apache, IIS, on top of many operating systems, like Linux, Microsoft Windows, OS/2, FreeBSD or Mac OS X.
More than 4500 extensions are available for download from a repository called the TYPO3 Extension Repository(TER).
More than 4500 extensions are available for download from a repository called the TYPO3 Extension Repository(TER).
IDs: Database, Developer Tools, GNU GPL, HTTP, PHP, TYPO3, TYPO3 4.5.2