Are you searching for Microsoft Office Alternative to create Free Office documents, Excel Tables,Presentations then stop searching, here find one site offering the same.
Omega Office works as alternative to Microsoft, Omega software can be runned without installation of additional software as dot net, java.
This software best suits for all because it takes less space. All the documents, Spreadsheets, which were created in this software can be opened in tab system and also
can be edited in Microsoft, open office, etc.,
http://goo.gl/N8hTf