What are some alternatives?
Onehub - Onehub helps businesses securely share and control files in the cloud.
Dokmee - Office Gemini provides document management solutions, from capture to document management.Dokmee offers easy and secure access.
eFileCabinet - . eFileCabinet Document Management Software is more than just “going paperless”. eFileCabinet is freedom, convenience, peace of mind, and profitability.
Bitrix24 - Bitrix24 is a free (for small businesses) social enterprise platform. It is a united work space which handles the many aspects of daily operations and tasks. Create your own social intranet in minutes!
Huddle - Huddle | The Enterprise Content Collaboration Platform
Workshare - Workshare is a secure enterprise collaboration platform that allow individuals to create and manage high-value content on any device.