Movable Type – weblog publishing system
Movable Type is a weblog publishing system developed by the company Six Apart. It ‘been publicly announced September 3, 2001, and version 1.0 was publicly released on 8 October 2001. On 12 December 2007, Movable Type has been re-licensed as free software under the GNU General Public License.
Excellent blogging system suitable to achieve sitiweb. To use it you need a hosting space with Perl, PHP 4 or 5, MySQL or Microsoft SQL Server 2008 or Oracle (for Enterprise), Apache or IIS, for both Windows and Linux. See requirements better http://www.movabletype.org/documentation/system-requirements.html
Download Movable Type 2.5-EN
http://www.movabletype.org/downloads/stable/MTOS-5.02-en.zip
Here you will find guides to migration from other blog or CMS, installation guide, upgrade guide
http://www.movabletype.org/documentation/