API Reference > imodeljs-backend > IModelHost > IModelHostConfiguration IModelHostConfiguration Class Configuration of imodeljs-backend. Properties Name Type Description appAssetsDir undefined | string The directory where the app's assets are found. briefcaseCacheDir Accessor string The path where the cache of briefcases are stored. compressCachedTiles undefined | false | true Whether to compress cached tiles. Beta imodelClient undefined | IModelClient The kind of iModel server to use. nativePlatform undefined | any The native platform to use -- normally, the app should leave this undefined. restrictTileUrlsByClientIp undefined | false | true Whether to restrict tile cache URLs by client IP address (if available). Beta tileCacheCredentials undefined | CloudStorageServiceCredentials The credentials to use for the tile cache service. Beta Object Literals Name Description concurrentQuery Defined in core/backend/src/IModelHost.ts Line 90 Last Updated: 13 June, 2024