API Reference > imodeljs-backend > iModels > StandaloneDb > openFile openFile MethodStatic Open a standalone iModel file. openFile(filePath: string, openMode: OpenMode = OpenMode.ReadWrite, options?: OpenDbKey): StandaloneDb throws IModelError if the file is not a standalone iModel. see BriefcaseConnection.openStandalone to open a StandaloneDb from the frontend Parameter Type Description filePath string The path of the standalone iModel file. openMode OpenMode Optional open mode for the standalone iModel. The default is read/write. options OpenDbKey Returns - StandaloneDb a new StandaloneDb if the file is not currently open, and the existing StandaloneDb if it is already Defined in core/backend/src/IModelDb.ts Line 2659 Last Updated: 29 November, 2022