1. A method comprising: loading a first application including first instructions using a first isolation environment provided by an application execution environment, the first application being designated to the first isolation environment based on first information associated with the first application; loading a second application including second instructions using the first isolation environment despite the second application being designated to a second isolation environment provided by the application execution environment, the second application being designated to the second isolation environment based on second information associated with the second application; preventing the first application from modifying the second instructions of the second application; processing data using the first instructions of the first application and the second instructions of the second application, the first instructions of the first application referring to the second instructions of the second application; outputting information based on results of the processing; and identifying a load type associated with the second application, the load type being selected from a group comprising: loading the second application as raw data accessible to the first application; and loading the second application as playable media playable by the first application.