ThinkUp is a free, open source web application that captures your posts, tweets, replies, retweets, friends, followers and links on social networks like Twitter and Facebook.
With ThinkUp, you can store your social activity in a database that you control, making it easy to search, sort, analyze, publish and display activity from your network. All you need is a web server that can run a PHP application.
Upcoming.org is a social event calendar, completely driven by people like you. Manage your events, share events with friends and family, and syndicate your calendar to your own site