Online image editor+FF/Vista plugin, useful

You really do not need a desktop imaging software 99% of times.

Downloads/uploads files+torrents, media preview, video conversion, plugins

Free and open source, ofc

It's easy to use and ultra lightweight at only 1.8KB! Best of all, it's compatible with all major browsers:

jParse is a jQuery plugin that allows you to parse XML that was fetched with the jQuery .ajax method (making it fully customizable).

http://progadget.net.ru/wp-content/plugins/wp-o-matic/cache/9a2b3_Allmyapps.jpg

Диалоговые окна и попапы - обзор jQuery плагинов