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

# Overview

Links attach external resources to work items, allowing you to reference documentation, designs, or other relevant URLs.

[Learn more about Links →](https://docs.plane.so/core-concepts/work-items/overview#add-links-and-attachments)

## The Link object

* `title` *string*

  Title of the url

* `url` *url* **(required)**

  Url of the external link

* `metadata` *json*

  Metadata from the resource

* `created_at` , `updated_at` *timestamp*

  Timestamp of the issue when it was created and when it was last updated.

* `created_by` & `updated_by`

  This values are auto saved and represent the id of the user that created or the updated the project.

* `project` *uuid*

  The project which the issue is part of auto generated from backend

* `workspace` *uuid*

  The workspace which the issue is part of auto generated from backend

* `issue` *uuid*

  The issue which the link is attached to

<ResponseExample>
  ```json THE LINK OBJECT theme={null}
  {
  	"id": "662dd6b2-2b01-4315-955f-480eb51baa14",
  	"created_at": "2023-11-20T06:23:10.270664Z",
  	"updated_at": "2023-11-20T06:23:10.270689Z",
  	"title": "Plane Website",
  	"url": "https://plane.so",
  	"metadata": {},
  	"created_by": "16c61a3a-512a-48ac-b0be-b6b46fe6f430",
  	"updated_by": "16c61a3a-512a-48ac-b0be-b6b46fe6f430",
  	"project": "4af68566-94a4-4eb3-94aa-50dc9427067b",
  	"workspace": "cd4ab5a2-1a5f-4516-a6c6-8da1a9fa5be4",
  	"issue": "e1c25c66-5bb8-465e-a818-92a483423443"
  }
  ```
</ResponseExample>