Louy Alakkad

This plugins adds the PhotoSwipe library to your WordPress blog seamlessly. No configuration required.

PhotoSwipe

A very light implementation of PhotoSwipe javascript plugin for WordPress

Kevin Sylvestre

This plugin uses the jquery implementation of fancybox and makes use of [attr] style selectors by adding a section to the wordpress header.
For more information and examples of slimbox visit:
<a href="http://fancy.klade.lv/" rel="nofollow ugc">FancyBox</a>

FancyBox

Loved it as a developer as it has nothing but a plain fancybox.



straight pulldown of fancbox

Enables fancybox on all image links including BMP, GIF, JPG, JPEG, and PNG links.

PhotoSwipe vs FancyBox