Meetup: http://www.meetup.com/meetup_api/docs/2/profile/ curl 'http://api.meetup.com/events?_=1340497788286&radius=25.0&order=time&member_id=11930517&offset=0&format=json&page=20&fields=&sig_id=11930517&sig=241b7922fa7477cbf6b5ff225cac24db7e8f7b12' To query the userid, replace 11930517 which is my userid with the user's userid. Eventbrite: http://developer.eventbrite.com/doc/events/event_search/ API key: 77LVRC6BRPEM6ZR7PZ secret: VR7UUXQSQHP5S272ZU4OXEW2I3I673JQ4R5KDEN5DTTNK3KVA2 Foursquare: https://developer.foursquare.com/docs/ About.me: API key: 2e9dd1b85dc1b63ca9e9235266ddea4baea39a4e