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# Topic: mask

| Tool | Description |
|--------|-------------|
| [r.mask](r.mask.md) | Creates a raster mask for limiting raster operation. |
| [r.mask.status](r.mask.status.md) | Reports presence or absence of a raster mask Provides information about the presence of a 2D raster mask as text output or return code |
| [r3.mask](r3.mask.md) | Establishes the current working 3D raster mask. |

*See also the corresponding keyword for additional references:*

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