Tropo

https://www.tropo.com/home.jsp

#api
#development
#im
#integration
#jabber
#messaging
#network
#platform
#sms
#telephony
#tropo
#voice
#voip
#webservices

“Tropo is a powerful yet simple API that adds Voice, SMS, Twitter, and IM support to the programming languages you already know.”

RingCentral

http://www.ringcentral.com/

#business
#communications
#pbx
#phone
#telephony
#unifiedmessaging
#voicemail
#voip

RingCentral

“Flexible – Unify home and office with a single toll free number and advanced call forwarding Professional – Calls are answered and directed to virtual extensions by a professional auto-receptionist Connected – Virtual PBX provides powerful call management with time-of-day routing and answering rules”