Good news for the document management world! You now have all required online document management apps available under one roof. I’m talking about GroupDocs: a one-stop-shop for all your document management needs. The history of modern document management systems began with development of a set of computer apps, which were used to store and monitor electronic documents. With the advancement of technology, new branches were formed in the system. Now, online document management is not just storing or monitoring your electronic documents, but it’s a system that lets you manipulate your documents any way you want....Viewer - allows you to view PDF and Microsoft Office documents...GroupDocs Annotation - allows you to annotate PDF and Microsoft...