The Gravatar .NET SDK by Gravatar allows to communicate with the API to access avatar data. With the SDK, developers can create, delete, and select an avatar photo without leaving an application. Resources include addresses, user image, and URL.
Snap, the parent company of Snapchat, today announced that its Marketing API is now available to all developers. The API allows third parties to programmatically buy ads in the Snapchat app and manage their advertising campaigns. It also offers additional targeting and testing functionality.
Kooaba offers image recognition through its Kooaba API, allowing you to compile metadata on objects in your photos. This can be used for product recognition and pricing, but could also be used to augment personal photo collections, which can be so large that they are nearly impossible to search by hand. There are tons of use cases for image recognition and this API should really open up the field and bring more applications to market.