From the developer: "A powerful solution for scheduling any object over the internet. Features include: Add reservations (incl. multiple object-selection), change and delete reservations, search for and sort reservations, correct and administrate reservation data collisions, add new reservation items, and delete reservation items. You can add new user profiles, change and delete user profiles, search for and sort user profiles, assign user profiles to specific user groups, and administrate user group program rights. Other features include add new reservation objects, change and delete reservation objects, search for and sort reservation objects, start about 50 predefined reports, add, change and delete reports, modify any sql-based data selection, choose between Excel, TSV, CSV, Records and HTML as export formats, and more."

Note: The free version is limited to 10 users and reservations.