View/Modify word document online?

We are currently using the Interop for word document maniplulation's like merge of fields to word te开发者_运维问答mplate docs and also some macro code which on download of the word file to the cient system does some calculation and gets updated on the server !

We need to change this . Is there any way like view/modifying a word document online(Web) make changes to doc and get it saved to the server ?

Regards, Francis P.

You can use Google Docs

Another way is to use the Microsoft Office 365 API. Office 365 API reference