The FileReader service reads data from the specified file and sends it to its output port. This service can be plugged in any application and enables you to read data from any file existing in the file system.

The FileWriter stores the data received by it, in the specified output file. This service can be plugged into any application, enabling you to persist data into a file for future reference.

The FileReceiver service reads files of a specified type from a directory and sends it to the output port. By default, the service reads the files, sends its content to the output port, and then removes the files. It can be configured to move the files it reads to a backup location also.