| Name | Description | Type | Package | Framework |
| Grid | An interface used to create a local data source. | Interface | thinwire.util | SourceForge ThinWire |
| Grid .Column | A Column is a list of values. | Interface | thinwire.util.Grid | SourceForge ThinWire |
| Grid .Row | A Row is a list of values. | Interface | thinwire.util.Grid | SourceForge ThinWire |