# Custom Objects Change Types

Change types that represent data modifications made to the [Custom Objects](/api/projects/custom-objects.md) entity.

## Change types

#### Add Property

[type definition](/search.md?urn=ctp:history:type:AddPropertyChange).

#### Remove Property

[type definition](/search.md?urn=ctp:history:type:RemovePropertyChange).

#### Set Property

[type definition](/search.md?urn=ctp:history:type:SetPropertyChange).

#### Set Value

[type definition](/search.md?urn=ctp:history:type:SetValueChange).

## Related pages

- [Area overview page with navigation](/api.md)
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- [Search documentation and API specs](/search.md)