I found several other options when I googled adsense alternative.
* Clicksor
* TargetPoint
* Adbrite
* BidClix
* Chitika
* AllFeeds
* Adhearus
* AffiliateSensor
* Bidvertiser
* Veoda
* RevenuePilot
* Kanoodle
* Enhance Interactive
* Quigo

Thanks
blogsbuddy