Wordpress?

http://wordpress.org/download/

Here's the quick version of the instructions, for those that are already comfortable with performing such installations. More [URL="http://codex.wordpress.org/Installing_WordPress#Detailed_Instructions"]detailed instructions[/URL] follow. 
 
[LIST=1]
[*] Download and unzip the WordPress package, if you haven't already.
[*] Create a database for WordPress on your web server, as well as a [URL="http://codex.wordpress.org/Glossary#MySQL"]MySQL[/URL] user who has all privileges for accessing and modifying it.
[*] Rename the wp-config-sample.php file to wp-config.php.
[*] Open wp-config.php in a [URL="http://codex.wordpress.org/Glossary#Text_editor"]text editor[/URL] and [URL="http://codex.wordpress.org/Installing_WordPress#Step_3:_Set_up_wp-config.php"]fill in your database details[/URL] as explained in [URL="http://codex.wordpress.org/Editing_wp-config.php"]Editing wp-config.php[/URL] to generate and use your secret key password.
[*] Place the WordPress files in the desired location on your web server:
[LIST]
[*] If you want to integrate WordPress into the root of your domain (e.g. [URL]http://example.com/[/URL]),  move or upload all contents of the unzipped WordPress directory (but  excluding the directory itself) into the root directory of your web  server.
[*] If you want to have your WordPress installation in its own subdirectory on your web site (e.g. [URL]http://example.com/blog/[/URL]), rename the directory wordpress  to the name you'd like the subdirectory to have and move or upload it  to your web server. For example if you want the WordPress installation  in a subdirectory called "blog", you should rename the directory called  "wordpress" to "blog" and upload it to the root directory of your web  server.

[B]Hint[/B]: If your FTP transfer is too slow read how to avoid FTPing at : [URL="http://codex.wordpress.org/Installing_WordPress#Step_1:_Download_and_Extract"]Step 1: Download and Extract[/URL].
[/LIST]
 
[*] Run the WordPress installation script by accessing wp-admin/install.php in a web browser.
[LIST]
[*] If you installed WordPress in the root directory, you should visit: [URL]http://example.com/wp-admin/install.php[/URL]
[*] If you installed WordPress in its own subdirectory called blog, for example, you should visit: [URL]http://example.com/blog/wp-admin/install.php[/URL]
[/LIST]
 
[/LIST]
 That's it! WordPress should now be installed.