We are proud to present the new and shiny CKEditor SDK that has just been published online and is also available for download. The CKEditor SDK is a huge collection of resources designed to help you get familiar with all editor features and make the process of implementing, configuring and integrating CKEditor with your website or application easier. And what's the best part? It's free!
Read the release blog post here: http://ckeditor.com/blog/CKEditor-SDK-Unveiled