The DeviantART Java SDK by Karson Kimbrel communicates with the API via OAuth2 to access digital art collection features. It provides a link to download JSON library and a folder with demo relationships.
Between September and November of 2012, coders and API enthusiasts submitted their best API concoctions in the 4th API Mashup Contest. Developers around the world were invited to participate in the growing competition that invites innovative ideas and offers invaluable feedback and opportunities. A Google Apps management tool took first place, with gifting, photo, music and video apps rounding out the top five.