Panic and The Iconfactory today announced the availability of Pixadex 2.0 for Mac OS X. Version 2.0 offers many improvements, including Spotlight-based search features for users of Mac OS 10.4, smart collections, list view, nested collections, and more. Pixadex 2.0 also sports a new, streamlined user interface, and incorporates a search bar for greater flexibility and ease of use when searching through thousands of icons. Pixadex 2.0 is priced at US$18.95 ($9.95 upgrade).