Content roadmap for Office Web Apps Server

https://technet.microsoft.com/en-in/library/dn135237.aspx
http://blogs.technet.com/b/office_resource_kit/archive/tags/office+web+apps/
https://technet.microsoft.com/library/8480064e-14a4-4b46-ad6b-0c836b192af2(Office.15).aspx
http://blogs.technet.com/b/office_resource_kit/
https://technet.microsoft.com/en-in/library/ff433481.aspx
https://technet.microsoft.com/en-in/library/jj219435.aspx