Linux / Ubuntu:
- http://codex.wordpress.org/Plugins/Plugin_Compatibility/2.1
- http://orderedlist.com/wordpress-plugins/wp-tiger-administration/
Windows:
- PocketMod for pocket listings.
Other:
- http://www.digg.com/linux_unix/howto_htaccess_Based_Authentication_On_Subdirectories
- http://www.instructables.com/id/ESHQI2SL5FEWZMJIZW