Google has released an updated Gmail API that functionally replaces the Email Settings API. The Gmail API includes a number of new endpoints that enable features previously unavailable through any Google API. Developers have access to filters, auto-replies, send-as aliases, and more.
MailZ, transactional email delivery service, offers the MailZ API to enable systems and applications to incorporate email response features. MailZ features enable third party apps to deliver single-recipient emails after integration with the MailZ API. MailZ supports a wide range of content management systems and email platforms. In addition to automated email responses, MailZ delivers analysis and tracking tools for a more powerful email response system.
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.