The Zimbra Social .NET SDK by Rudy Sandoval is a .NET implementation. It uses the OAuth authorization type. The Zimbra REST API is a social platform with capabilities such as calendars, messaging, and social networking.
Metwit is a crowdsourced API platform that provides third party applications the ability to integrate media-rich local weather and environmental data that is hyperlocal and in real-time. The Metwit API Platform collects weather information from Twitter, Instagram, NOAA and other sources which makes it possible for third party applications to use tweets, photos, and metatags to provide users accurate and interactive local weather information.
Cloud Elements, a company that provides pre-built integrations into leading cloud services, has announced the availability of the Cloud Elements Messaging Hub which connects Twilio and SendGrid APIs together. This new service provides enterprises the ability to seamlessly send and receive messages via SMS or email.