Our API directory now includes 199 email APIs. The newest is the Uptime Robot API. The most popular, in terms of mashups, is the SendGrid API. We list 10 SendGrid mashups. Below you'll find some more stats from the directory, including the entire list of email APIs.
In a press release on 11 March 2013, Message Bus announced that its Message Bus Platform is now available for integration via Zapier's drag and drop API integration capabilities. This is exciting news for anyone trying to create efficient integrations and workflows that make sense for business but don't come with the associated efforts, long lead times and costs that custom API work entails.
Google Contacts API gives client applications access to a user’s contacts list where the application can create new contacts, update or delete existing ones, or query for contacts that match particular criteria. This tutorial explains how to implement the API in C# and ASP.NET with OAuth 2.0.