BottomFeeder is a news aggregator client (RSS and Atom) written in VisualWorks Smalltalk, which contains a number of sophisticated features designed to help you manage RSS feeds more effectively.

Features include:

• Full support for CSS, including user defined CSS
• View news in 3 pane or 2 pane modes
• Subscribe to any RSS or Atom format in use
• View items in a summary Newspaper View
• Synchronize 2 or more BottomFeeders via HTTP or file import
• Subscribe to feeds or feedlists
• Supports HTTPS, HTTP Authentication, and HTTP Digest Authentication
• Plugins for blogging, IRC, and MSN Messenger contacts
• Easy to update or upgrade from within BottomFeeder
• Save as many or as few feed items for as long as you want
• Import or Export in common OPML format
• Binary compatible on every platform. No need to recompile