> ## Documentation Index
> Fetch the complete documentation index at: https://docs.alumio.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Accessors

This page will explain what accessors are and how they are used to target data inside transformers.

The following accessor are available:

| Name | Description |
| - | - |
| [Apply accessor to child items](/references/accessor/children) | Applies another accessor to each child item matching the supplied pattern. |
| [By key](/references/accessor/key) | Accesses values at the supplied keys. |
| [By key-value structure](/references/accessor/structure) | Accesses values in a list where each item has a configurable key field and value field. |
| [By pattern](/references/accessor/pattern) | Accesses values whose paths match the supplied pattern. |


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