AJAX Calendar Widget
The Any+Time JavaScript Library includes a highly-customizable, jQuery-compatible datepicker/ timepicker (calendar/ clock widget) and a powerful Date/String parse/format utility.
Fancy web form with field hints using CSS3
Here you have a very nice trick for using field hints with only CSS3. The best part is that you don’t need to use JavaScript. Thanks skyrocketlabs.com for this trick.
Drag to Share – Wordpress Plugin
Very nice plugin that I like a lot. I initially found it on a wordpress blog and used it without realizing what I did. Just drag any photo you like and publish it on your favorite socializing place.
Mootools:Beautiful Thumbnail Hover Effect
Including a picture gallery has become a very common thing in many websites in our days. Mootools javascript offers a very catchy solution for this with a beautiful hover effect. All you need to include is javascript and some css. Enjoy!
JavaScript Framework – Scripty 2
Scripty 2 is a very versatile javascript framework that allows the user to create very nice and complex visual effects and functionality.