Abstract: A system to support collaboration among client devices on a network comprising: a storage device that includes a class data structure to associate a message object, a file object, and a task object; a message bus module to communicate over the network; a file module configured to associate a message a file object instance with at least one of a message object instance and a task object instance; a task module configured to associate a task object instance with at least one of a message object instance and a file object instance; and a message module configured to associate a message with at least one of a file object instance, and a task object instance.