Telephony platform Twilio has a long running developer contest, giving Netbooks and Twilio credit to the winners. Recently it had a special contest, in which the winners could meet with Union Square Ventures partners for lunch. The winner of the contest is Asthmapolis, a site that helps track, manage and research asthma.
And you thought that faxing was a thing of the past. At Phaxio, it's so new that it doesn't even use XML. The JSON-only Phaxio API lets you send faxes for 7 cents per page and you can get a confirmation of each fax’s total cost through the API itself. Account level information is available as well. Detailed information about all faxes sent over a specific time period can also be retrieved from the API.