# Advanced Filtering Developer Documentation

> Hooks documentation for Advanced Filtering

Version: 4.3.1

This file contains links to documentation sections following the llmstxt.org standard.

## Table of Contents

- [Action - gk/advanced-filters/initialized](https://www.gravitykit.dev/docs/gravityview-advanced-filtering/actions/gk-advanced-filters-initialized): Fires when GravityView Advanced Filtering has been initialized.
- [Actions](https://www.gravitykit.dev/docs/gravityview-advanced-filtering/actions): Advanced Filtering actions
- [Filter - gk/advanced-filters/field/value/empty](https://www.gravitykit.dev/docs/gravityview-advanced-filtering/filters/gk-advanced-filters-field-value-empty): What to display when this field is empty.
- [Filter - gk/advanced-filters/filters](https://www.gravitykit.dev/docs/gravityview-advanced-filtering/filters/gk-advanced-filters-filters): The filters to be applied to the query.
- [Filter - gk/advanced-filters/max-nesting-level](https://www.gravitykit.dev/docs/gravityview-advanced-filtering/filters/gk-advanced-filters-max-nesting-level): Modify the maximum nesting level for advanced filters.
- [Filters](https://www.gravitykit.dev/docs/gravityview-advanced-filtering/filters): Advanced Filtering filters
- [Advanced Filtering Developer Documentation](https://www.gravitykit.dev/docs/gravityview-advanced-filtering): Developer documentation for Advanced Filtering including hooks, actions, filters, and PHP API reference