Upmf is a source-based package manager written almost completely in Scheme. The user is able to search, build, and remove packages. Since Scheme through GUILE is very extensible, the user can customize the procedures, or even exchange them with his own, if wanted. Packages are stored in their own self-contained directories and are incorporated into the filesystem with help of GNU Stow.
Bookling is a simple eBook manager designed to make reading fun. It allows you to store, manage, and read your eBook collection on a desktop computer. It features multiple views for your library, multiple bookmarks, customisable fonts and colors for your book's text, and the ability to store your book collection in your choice of directory. Its back end is cleanly separated from the front end, allowing developers to easily port it to other platforms with a native GTK+ or WPF interface.
elFinder is a Web-based file manager that was inspired by the simplicity and convenience of Mac OS X's Finder. It attempts to make working with remote files as convenient as working with those on your computer. It supports QuickLook for most types of files, copy/move with drag and drop, hot keys, a built-in text editor, context menus, and much more.
LignUp Multi Collector is a universal tool for managing many collections with any collectibles. It includes many functions like creating custom collections, editing categories, camera capture, password protection, PDF and HTML reporting, and data sorting. The DB manager allows easy switching between different collections. Customers can change the application style and customize the view layouts by using thumbnail, statistic, item preview, category tree, and table lists.