WP Moxie

Ben Alman » jQuery BBQ: Back Button & Query Library
Ben Alman » jQuery urlInternal: Easily test URL internal-, external-, or fragment-ness
Animating With Curves in jQuery – Heygrady
Ariel Flesler: jQuery.LocalScroll
Why Firing Your Clients Can Earn You More Revenue And Save You Time

I really like the "ideal" checklists at the bottom.

Typekit WP Editor Styles | Tom J Nowell

When I develop a theme, I like to make sure the post editor has accurate styling to provide a consistent experience and reliable results. This trick makes it possible to get Typekit fonts working in WordPress’s TinyMCE editor.