FlickrNet is a .NET library for implementing all of the Flickr API's methods. It is designed to reduce the complexity of calling the API, especially with regards to authentication. This library can be accessed from a variety of frameworks and is written entirely in C#.
With over 6700 mashups in our directory, it's good to go back and look at previously reviewed categories to see what is new. Last year we looked at mashups that let users share their photos. Today, we'll go back and look at the latest mashups using photo APIs including Flickr; still the king of photo APIs.
Popcarte is a service for consumers, taking their uploaded photo and turning it into a card of the customer's choosing, from postcards to invitations to thank you notes, to special occasions, and then mails it out worldwide. The Popcarte API lets developers integrate the service into their apps.