| English | Japanese |
| File Open Picker contract | ファイル オープン ピッカー コントラクト (A contract that enables developers to create apps that use the file picker to offer files to other apps) |
| Open Received Files | 受信ファイルを開く (An item on the File menu that opens files that the user has received via Communicator conversations) |
| Open Software Descriptor file | Open Software Descriptor ファイル (An XML-based file that instructs the client on how to retrieve the sequenced application from the Application Virtualization Management/Streaming Server and how to run the sequenced application in its virtual environment) |