Continuing to share my delicious links, here’s mine tagged with Aggregator:

• Addictomatic: Inhale the Web – Social search engine mashup
• Aggregation | drupal.org – Drupal aggregation plugin
• Virb – Social networking site where your profile is built from feeds
• Dipity – activity aggregator visualised in a timeline
• FriendFeed – obviously
• Fuser – email and social network message aggregator
• HelloTxt – multiple status updater
• Pageflakes – it’s like NetVibes
• ShowYourself – It’s a widget, it’s not about flashing your bits
• Socialthing! – Got bought by AIM and is now AIM Lifestream. Like FriendFeed.
  

Similar articles:

• 25+ Ways to Manage Your Online Identity – Mashable
• How To Manage Your Online Reputation – ReadWriteWeb
• The Web Profile Aggregators – Somewhat Frank