Our API directory now includes 239 messaging APIs. The newest is the Parseco API. The most popular, in terms of mashups, is the Twilio SMS API. We list 169 Twilio SMS mashups. Below you'll find some more stats from the directory, including the entire list of messaging APIs.
TokBox, leader in online video communications, enhanced its OpenTok platform to support Web-RTC. Web-RTC support enables OpenTok to offer the first two way video between WebRTC-enabled browsers and iOS devices.