- [Mayan EDMS](http://www.mayan-edms.com) - Free Open Source Electronic Document Management System. An electronic vault for your documents with preview generation, OCR, and automatic categorization among other features. ([Source Code](https://gitlab.com/mayan-edms/mayan-edms)) `Apache-2.0``Python`
- [Papermerge](https://www.papermerge.com) - Open Source Document Management System focused on scanned documents (electronic archives). Features file browsing in similar way to dropbox/google drive. OCR, full text search, text overlay/selection. ([Source Code](https://github.com/ciur/papermerge)) `Apache-2.0``Python`
- [Paperless](https://github.com/the-paperless-project/paperless) - Scan, index, and archive all of your paper documents. `GPL-3.0``Python`
- [paper{s}pace](https://dedicatedcode.com/projects/) - a small web application to manage all your offline documents. Provides a searchable storage for your documents and reminds you of upcoming tasks. ([Source Code](https://gitlab.com/dedicatedcode/paperspace)) `MIT``Java`
- [Teedy](https://teedy.io/) - (Ex SismicsDocs) Lightweight document management system packed with all the features you can expect from big expensive solutions. ([Source Code](https://github.com/sismics/docs)) `GPL-2.0``Java`