# Returns all Modules

## Return a list of all modules.

<mark style="color:blue;">`GET`</mark> `/modules`

Returns all modules. Only users with the Standard Registry and Installer role are allowed to make the request.

#### Query Parameters

| Name      | Type    | Description                                                           |
| --------- | ------- | --------------------------------------------------------------------- |
| pageIndex | Integer | The number of pages to skip before starting to collect the result set |
| pageSize  | Integer | The numbers of items to return                                        |

{% tabs %}
{% tab title="200: OK Successful Operation" %}

```javascript
{
    headers:
            x-total-count:
              schema:
                type: integer
              description: Total items in the collection.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Module'
}
```

{% endtab %}

{% tab title="401: Unauthorized Unauthorized" %}

```javascript
{
    // Response
}
```

{% endtab %}

{% tab title="403: Forbidden Forbidden" %}

```javascript
{
    // Response
}
```

{% endtab %}

{% tab title="500: Internal Server Error Internal Server Error" %}

```javascript
{
  content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
}
```

{% endtab %}
{% endtabs %}


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://guardian.hedera.com/guardian-dev/guardian/standard-registry/policies/modules/modules-apis/returns-all-modules.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.