Metadrive is a web application that allows you to extend the functionalities of Google Drive™ to help large and small companies to concentrate all the information in one place, to carry out structured, fast, and effective searches.
Improve the productivity and boost your team collaboration of your work team with Workflows. 

Main features:  
> Workflows 
> Add custom Metadata 
> Advanced searches 
> Custom views 
> Google Drive™ feedback 
> Custom templates 
> Data sheet 
> Activity log 
> Manage permissions
> No migration need