chrisguitarguy

Simple Login Lockdown prevents brute force login attacks/attempts on your WordPress installation.

SEO Auto Linker allows you to automagically add links into your content. Great for internal linking!

Archive disabler allows you to "turn off" some of WordPress' built in archive pages.

Fine grained control of how many of your posts appear on each of the various WordPress archive pages.

Pingback Killer disables all of WordPress' pingback functionality.