Nuxeo - Nuxeo provides a hyperscale digital asset platform, enabling organizations to unlock the full value of all enterprise digital assets.
Papermerge DMS - Open source document management system designed for archiving and retrieving your digital documents. Instead of having piles of paper documents all over your desk, office or drawers - you can quickly scan and upload them to Papermerge DMS.
NemakiWare - NemakiWare is an Open Source CMIS-compliant platform for document management.
Paperless - Developers and publishers of Mac, Win, and iOS productivity, home and office and writing software such as MacGourmet, Paperless, MacJournal and many more. Based in MN.
SeedDMS - SeedDMS is an open source document management system based on PHP and MySQL.
Paperless-NG - A supercharged version of paperless: scan, index and archive all your physical documents - jonaswinkler/paperless-ng