DoXFS (pron. docs-eff-ess) is a document management system that uses the XFS filesystem to store both content (files) and meta-data (file attributes), bypassing the traditional architecture of filesystem and database, and leveraging the built-in advantages of XFS. Currently, it offers a Web frontend based on PHP and standard management functionality (create, delete, attributes add/delete, etc.) as well as extras such as versioning and Full Text Indexing (using Namazu).
ByteHoard is a remote file storage system that provides a Web-based interface for users to upload, download, edit, delete, and share their files. It uses a database for user details, registrations, etc., and needs PHP 4 or higher. It has a fully-featured admin interface, along with moderated registrations, automatic email notification, and template-based layouts.
Real Estate Management Software is a real estate management solution for real estate professionals or a for-sale-by-owner Web site. You can easily place all your listings on the Web, create areas, school districts, and property types, and upload images. Search functionality is included.
refbase is a Web-based bibliographic manager that can import and export references in various formats (including BibTeX, Endnote, ISI, RIS, PubMed, MODS XML, OpenOffice, and Word 2007 XML). It can make formatted lists of citations in HTML, RTF, PDF, or LaTeX, and offers powerful searching and RSS support. Its OpenSearch and SRU/W services and support for unAPI and COinS metadata allow for easy access by clients and search engines.