Simon Willison’s Weblog

jsondns. A JSONP API for making DNS queries, with a nice URL structure.

# 5:37 pm / api, dns, json, jsonp

tipsy. Simple Facebook-style tooltip plugin for jQuery.

# 6:21 pm / facebook, javascript, jquery, plugins, tooltips

qTip. Advanced tooltip plugin for jQuery, including borders and pointers created using CSS. Very flexible (we used this for the latest MP expenses application) but a little on the heavy side, weighing in at 38KB when minified.

# 6:23 pm / javascript, jquery, plugins, tooltips