Build Your Own LINQ Providerhttp://msmvps.com/blogs/paulomorgado/archive/2008/05/07/build-your-own-linq-provider.aspxMehfuz has been building a toolkit for creating LINQ providers and it's available at CodePlex : LINQExtender He has even built a LINQ provider for flickr with it: LINQ.FlickrenCommunityServer 2008.5 SP2 (Build: 40407.4157)