From the developer: "Librarian from JSSL is a powerful source code management system, it includes version control, access control, distribution, branching and merging. Librarian from JSSL packs everything you need to manage your source code, and all other document types, into a versatile and easy to use application. It also provides amazing publishing capabilities making it ideal for managing multiple applications, multiple application versions, and multiple variants of versions. Librarian is a client-server application suite."