Abstract: An application providing method includes steps of, after registering a packaged application in which files included in an application are packaged, extracting the packaged application such that the packaged application is separated from other packaged applications for each host, converting, in accordance with an execution platform of the packaged application, the extracted content to content for a web browser, and, when an application acquisition request including a host name is received from the web browser, providing content that belongs to the host indicated by the host name included in the application acquisition request.

Abstract: An application providing method includes: extracting, after registering a packaged application in which files included in an application are packaged, the packaged application such that the packaged application is separated from other packaged applications for each host, by a processor of a web server; converting, in accordance with an execution platform of the packaged application, content extracted at the extracting to content for a web browser, by the processor; and providing, when an application acquisition request including a host name is received from the web browser, content that belongs to the host indicated by the host name included in the application acquisition request, by the processor.

Abstract: An information processing device includes a computer processor; and a memory which stores a plurality of instructions, which when executed by the computer processor, cause the computer processor to execute: obtaining a decrypted Web application from a Web server in a native area, and executing the decrypted Web application, giving a notification of obtaining the Web application to the computer processor based on the decryption of the Web application; and obtaining the decrypted Web application from the Web server based on the notification.