| Name | Description | Type | Package | Framework |
| ConsoleLogHandler | A Handler that prints logs to the window. | Class | com.google.gwt.logging.client | Google WebToolkit (GWT) |
| DefaultLevel | An interface for a set of classes which are used to choose the default logging level. | Interface | com.google.gwt.logging.client | Google WebToolkit (GWT) |
| DefaultLevel .All | Returns Level. | Class | com.google.gwt.logging.client.DefaultLevel | Google WebToolkit (GWT) |
| DefaultLevel .Config | Returns Level. | Class | com.google.gwt.logging.client.DefaultLevel | Google WebToolkit (GWT) |
| DefaultLevel .Fine | Returns Level. | Class | com.google.gwt.logging.client.DefaultLevel | Google WebToolkit (GWT) |
| DefaultLevel .Finer | Returns Level. | Class | com.google.gwt.logging.client.DefaultLevel | Google WebToolkit (GWT) |
| DefaultLevel .Finest | Returns Level. | Class | com.google.gwt.logging.client.DefaultLevel | Google WebToolkit (GWT) |
| DefaultLevel .Info | Returns Level. | Class | com.google.gwt.logging.client.DefaultLevel | Google WebToolkit (GWT) |
| DefaultLevel .Severe | Returns Level. | Class | com.google.gwt.logging.client.DefaultLevel | Google WebToolkit (GWT) |
| DefaultLevel .Warning | Returns Level. | Class | com.google.gwt.logging.client.DefaultLevel | Google WebToolkit (GWT) |
| DevelopmentModeLogHandler | A Handler that prints logs to GWT. | Class | com.google.gwt.logging.client | Google WebToolkit (GWT) |
| HasWidgetsLogHandler | A handler which can log to any widget which extends the HasWidgets interface. | Class | com.google.gwt.logging.client | Google WebToolkit (GWT) |
| HtmlLogFormatter | Formats LogRecords into HTML. | Class | com.google.gwt.logging.client | Google WebToolkit (GWT) |
| JsonLogRecordClientUtil | A set of functions to convert SerializableLogRecords into JSON strings. | Class | com.google.gwt.logging.client | Google WebToolkit (GWT) |
| LogConfiguration | Configures client-side logging using the query params and gwt. | Class | com.google.gwt.logging.client | Google WebToolkit (GWT) |
| LoggingPopup | A simple popup to show log messages, which can be resized, minimized, and dragged to a different location. | Class | com.google.gwt.logging.client | Google WebToolkit (GWT) |
| NullLogHandler | A Handler which does nothing. | Class | com.google.gwt.logging.client | Google WebToolkit (GWT) |
| PopupLogHandler | A handler that logs to LoggingPopup. | Class | com.google.gwt.logging.client | Google WebToolkit (GWT) |
| RemoteLogHandlerBase | Base class for Logging handlers that send records to the server. | Class | com.google.gwt.logging.client | Google WebToolkit (GWT) |
| SimpleRemoteLogHandler | A very simple handler which sends messages to the server via GWT RPC to be logged. | Class | com.google.gwt.logging.client | Google WebToolkit (GWT) |
| SystemLogHandler | A Handler that prints logs to System. | Class | com.google.gwt.logging.client | Google WebToolkit (GWT) |
| TextLogFormatter | Formats LogRecords into 2 lines of text. | Class | com.google.gwt.logging.client | Google WebToolkit (GWT) |