Search Engines

Blogdigger
RSS search engine, providing full-text search, as well as metadata search on RSS information. It has link search funtionality, as well as searching by date, topic, title and other fields.
http://www.blogdigger.com/

BlogPulse
An automated trend discovery system for blogs. It analyzes and reports on daily activity in the blogosphere.
http://www.blogpulse.com/

FeedBeagle.com
Customized news and feeds.
http://www.feedbeagle.com

Feeds Farm
Provides article summaries and search results in numerous different syndication formats.
http://www.feedsfarm.com/

Google Blogsearch
The goal of Blog Search is to include every weblog that publishes a site feed (either RSS or Atom).
http://google.com/blogsearch

IceRocket Blog Search
Search can be restricted in several ways.
http://blogs.icerocket.com/

Plazoo
RSS search engine for news and blogs. Allows users to create personal RSS feeds on merged feeds, search results, and personal interest profiles.
http://www.plazoo.com

Popdex
Search allows for finding words in news, referenced links, weblog URLs or descriptions and also allows for finding all blogs pointing to a particular link.
http://www.popdex.com/

Postami
Search blogs by keyword throughout the world.
http://www.postami.com

Read A Blog
View new additions, most popular, top searches and recently viewed.
http://www.readablog.com

Technorati
Real-time search for user-generated media (including weblogs) by tag or keyword. Also provides popularity indexes.
http://www.technorati.com/

WSJ.com - New Search Engines Help Users Find Blogs
"The race is on to become the Google of blogs." A number of small companies are working to track weblogs and their posts in nearly real time. <small>(September 7, 2005)</small>
http://online.wsj.com/public/article/SB112605609071333521-YJ_zDNeKEGDupVAyFZ96e1xw8tY_20060907.html