Recently announced software updates:

• Engage121
  Engage121 2.1: Facebook ad tool, SocialFlow and Traackr integration, access controls, UI.

• FullContact
  Twitter user lookup.

• Livebuzz
  Access controls, syntax checker.

• MomentFeed
  MomentFeed 1.1: real-time Twitter, Klout integration, valuation model, venue-management tools, custom location groups, Foursquare tip ranking, sentiment.

• MutualMind
  MutualMind 1.7.10: LinkedIn integration.