AtomEnabled

The cross-platform weblog manager with a brain!

NewsGator is a 'news aggregator' that runs in Microsoft Outlook.

FeedDemon enables you to quickly explore the world of RSS from your desktop without having to visit hundreds of sites.

NetNewsWire is an easy-to-use Web news reader for Mac OS X.

Central defines a new model for Internet applications, blending the best of a desktop environment with the best of the web. Support for reading AtomEnabled sites is provided in Central's BlogReader.

NewzCrawler is a web news reader & browser which provides access to the news content from different sources.

BottomFeeder is a news aggregator client (RSS and Atom). BottomFeeder runs on x86 Linux, PowerPC linux, Sparc Linux, Windows (98/ME/NT/2000/XP), Mac OS8/9, Mac OS X,AIX, SGI Irix, Compaq UNIX, HP-UX,

Shrook is an easy-to-use desktop aggregator for Mac OS X.

Feed on Feeds is a PHP web-server based RSS Aggregator now with Atom support thanks to the MagpieRSS PHP parser.

Bloglines is a free service that makes it easy to keep up with your favorite blogs and newsfeeds.