Nexmo offers a series of cloud-based communication APIs that make it easy to integrate reliable communication services into any application. This tutorial by Tim Lytle on the Nexmo blog shows followers how to build a simple text message group chat using the Nexmo SMS API and PHP.
RingCentral further integrated its communications features within enterprise systems. RingCentral Embeddable uses RingCentral's core voice and SMS features and allows access to such features within third party apps. The new e-Discovery and message retention APIs allows better compliance reporting.