1. An information processing apparatus that is installed with one or more programs to execute a workflow and receives an execution request for the workflow, the information processing apparatus comprising: a workflow storage unit to store therein one or more workflow definitions each defining a workflow including an execution sequence of one or more processes each executed by any of the one or more programs; a selecting unit to receive a selection of a workflow to be executed based on the workflow definitions stored in the workflow storage unit; an editing unit to edit the selected workflow to be executed in response to a user operation to edit the selected workflow; and a workflow controller to execute, in response to reception of an execution request for the edited workflow to be executed, the edited workflow by any of the one or more programs corresponding to a process included in the edited workflow.