= jMonkeyEngine SDK: Creating a model importer :revnumber: 2.0 :revdate: 2020/07/10 :keywords: documentation, sdk, tool You can create custom model importers for the jMonkeyEngine SDK. The SDK supports NBM plugins. . link:http://platform.netbeans.org/tutorials/nbm-filetype.html[Create an NBM plugin] . Add importer jar file (wrap jar file) . Add filetype (Template) . Change DataObject to extend SpatialAssetDataObject . Implement getAssetKey(): if(!assetKey instanceof MyKeyType){assetKey = new MyKeyType(oldKey);} return key; . Maybe implement loadAsset method in DataObject (if necessary, most model formats should load normally via the loader) . Create AssetManagerConfigurator See also: * xref:development/projects_assets.adoc[Projects and Assets] * link:http://platform.netbeans.org/tutorials/nbm-filetype.html[http://platform.netbeans.org/tutorials/nbm-filetype.html]