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# Topic: topology

| Tool | Description |
|--------|-------------|
| [t.topology](t.topology.md) | Lists temporal topology of a space time dataset. |
| [v.build.all](v.build.all.md) | Rebuilds topology on all vector maps in the current mapset. |
| [v.build](v.build.md) | Creates topology for vector map. Optionally also checks for topological errors. |
| [v.build.polylines](v.build.polylines.md) | Builds polylines from lines or boundaries. |
| [v.clean](v.clean.md) | Toolset for cleaning topology of vector map. |

*See also the corresponding keyword for additional references:*

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