In his latest blog post, Sandro Groganz shares some of his finds for useful extensions for WordPress and the MediaWiki platforms.
His list consists of:
Ralph Schindler's Blog: Compiling Gearman (or anything) for Zend Server CE on Snow Leopard
Dennis Chung's Blog: Server Core + IIS7 + PHP + MySQL (and Wordpress)
PHPit.net: Using WordPress as a Content Management System (Part 2)
Ed Finkler's Blog: What Matt Mullenweg doesn't know about PHP5, and how it hurts him and his users
Hasin Hayder's Blog: Using OAuth PECL Extension to Talk to Twitter