Wikipedia
M-Files, enterprise information management software, is developed by M-Files Corporation and provides users with a metadata-driven system for organizing and managing documents and other information. M-Files supports on-premises, cloud or hybrid environment deployments. M-Files also provides web-based access using standard web browsers as well as native mobile apps for iOS, Android and Windows Phone.
M-Files works with Windows applications and most database systems, including CRM, ERP & accounting systems, etc. M-Files supports scanned paper documents, electronic documents including email and other user-definable information that is not associated with a document, such as accounts/customers, contacts, projects, etc. Such non-document objects in M-Files can exist as pure metadata.