Plog is a project mainly written in JAVASCRIPT and PHP, it's free.
Personal blogs which are independently hosted, yet able to friend each other
Copyright 2010 Thomas Boutell. Released under the MIT license.
Contains code from Apostrophe, copyright 2009 P'unk Avenue, also released under the MIT license.
Contains jWysiwyg, Copyright (c) 2009 Juan M Martínez, also released under the MIT license.
Borrows a lot of ideas from Symfony, with appreciation.
You can learn more here:
http://www.boutell.com/plog/
Be sure to check out the presentation which should answer your questions about the current state of play and where this is going.
READ THE TODO FILE BEFORE ASKING WHERE THAT FEATURE IS. (:
-Tom ([email protected], @tommybgoode)