| Name | Description | Type | Package | Framework |
| ClickResourceService | Provides a default Click static resource service class. | Class | org.apache.click.service | Apache Click |
| CommonsFileUploadService | Provides an Apache Commons FileUploadService class. | Class | org.apache.click.service | Apache Click |
| ConfigService | Provides a Click application configuration service interface. | Interface | org.apache.click.service | Apache Click |
| ConfigService .AutoBinding | The page auto binding mode. | Class | org.apache.click.service.ConfigService | Apache Click |
| ConsoleLogService | Provides a Log Service class which will log messages to the console or ConsoleLogService is the default LogService for Click. | Class | org.apache.click.service | Apache Click |
| DefaultMessagesMapService | Provides a default MessagesMapService which returns MessagesMap implementations of the messages map. | Class | org.apache.click.service | Apache Click |
| FileUploadService | Provides a file upload service interface. | Interface | org.apache.click.service | Apache Click |
| LogService | Provides a logging service for the Click runtime. | Interface | org.apache.click.service | Apache Click |
| MessagesMapService | Provides a messages map factory service for the Click runtime. | Interface | org.apache.click.service | Apache Click |
| ResourceService | Provides a static resource service interface. | Interface | org.apache.click.service | Apache Click |
| TemplateException | Provides a template exception class for use by the template service. | Class | org.apache.click.service | Apache Click |
| TemplateService | Provides a templating service interface. | Interface | org.apache.click.service | Apache Click |
| VelocityTemplateService | Provides a Velocity TemplateService class. | Class | org.apache.click.service | Apache Click |
| VelocityTemplateService .LogChuteAdapter | Provides a Velocity LogChute adapter class around the application log service to enable the Velocity Runtime to log to the application | Class | org.apache.click.service.VelocityTemplateService | Apache Click |
| XmlConfigService | Provides a Click XML configuration service class. | Class | org.apache.click.service | Apache Click |
| XmlConfigService .ExcludePage | Provide an Excluded Page class. | Class | org.apache.click.service.XmlConfigService | Apache Click |