Found following sites from this week's barrons. Most of them deals with managing your portfolio online.

• http://www.moneychimp.com/
• General investing information. Very good stuff
• https://www.personalcapital.com/
• More than MINT
• http://www.marketriders.com/
• Some good stuff. 
• http://site.covestor.com/
• Mirroring other's trades for a fee
• http://www.myplaniq.com/LTISystem/f401k__main.action
• http://sporkforge.com/index.php
• Lot of calculators

Other finance (education) sites:

• http://www.zacks.com/education/
• http://stockcharts.com/school/doku.php?id=chart_school