# ActivityCategory

Represents all activities of the similar nature. The following table shows available activity categories and activity items that match them. You must provide category IDs in the `categories` query parameter for `GET` requests to the activity-related resources.

|  Activity category ID  |  Activity item type  |
| --- | --- |
|  ArticleCommentAttachmentsCategory  |      * [CommentAttachmentsActivityItem](api-entity-CommentAttachmentsActivityItem.html)    |
|  ArticleTagsCategory  |      * [TagsActivityItem](api-entity-TagsActivityItem.html)    |
|  AttachmentRecognizedTextCategory  |      * [SimpleValueActivityItem<String>](api-entity-SimpleValueActivityItem.html)    |
|  AttachmentRenameCategory  |      * [SimpleValueActivityItem<String>](api-entity-SimpleValueActivityItem.html)    |
|  AttachmentVisibilityCategory  |      * [VisibilityUserActivityItem](api-entity-VisibilityUserActivityItem.html)    * [VisibilityGroupActivityItem](api-entity-VisibilityGroupActivityItem.html)    |
|  AttachmentsCategory  |      * [AttachmentActivityItem](api-entity-AttachmentActivityItem.html)    |
|  CommentAttachmentsCategory  |      * [CommentAttachmentsActivityItem](api-entity-CommentAttachmentsActivityItem.html)    |
|  CommentTextCategory  |      * [TextMarkupActivityItem](api-entity-TextMarkupActivityItem.html)    |
|  CommentVisibilityCategory  |      * [VisibilityUserActivityItem](api-entity-VisibilityUserActivityItem.html)    * [VisibilityGroupActivityItem](api-entity-VisibilityGroupActivityItem.html)    |
|  CommentsCategory  |      * [CommentActivityItem](api-entity-CommentActivityItem.html)    |
|  CustomFieldCategory  |      * [CustomFieldActivityItem](api-entity-CustomFieldActivityItem.html)    * [TextCustomFieldActivityItem](api-entity-TextCustomFieldActivityItem.html)    |
|  DescriptionCategory  |      * [TextMarkupActivityItem](api-entity-TextMarkupActivityItem.html)    |
|  IssueCreatedCategory  |      * [IssueCreatedActivityItem](api-entity-IssueCreatedActivityItem.html)    |
|  IssueResolvedCategory  |      * [IssueResolvedActivityItem](api-entity-IssueResolvedActivityItem.html)    |
|  IssueVisibilityCategory  |      * [VisibilityUserActivityItem](api-entity-VisibilityUserActivityItem.html)    * [VisibilityGroupActivityItem](api-entity-VisibilityGroupActivityItem.html)    |
|  LinksCategory  |      * [LinksActivityItem](api-entity-LinksActivityItem.html)    |
|  ProjectCategory  |      * [ProjectActivityItem](api-entity-ProjectActivityItem.html)    |
|  PullRequestChangeCategory  |      * [PullRequestChangeActivityItem](api-entity-PullRequestChangeActivityItem.html)    |
|  SprintCategory  |      * [SprintActivityItem](api-entity-SprintActivityItem.html)    |
|  SummaryCategory  |      * [SimpleValueActivityItem<String>](api-entity-SimpleValueActivityItem.html)    |
|  TagsCategory  |      * [TagsActivityItem](api-entity-TagsActivityItem.html)    |
|  TotalVotesCategory  |      * [SimpleValueActivityItem<Integer>](api-entity-SimpleValueActivityItem.html)    |
|  VcsChangeCategory  |      * [VcsChangeActivityItem](api-entity-VcsChangeActivityItem.html)    |
|  VcsChangeStateCategory  |      * [SimpleValueActivityItem<Byte>](api-entity-SimpleValueActivityItem.html)    |
|  VotersCategory  |      * [VotersActivityItem](api-entity-VotersActivityItem.html)    |

Here is the list of resources that require activity categories:

* [GET Activity Items](https://www.jetbrains.com/help/youtrack/devportal/resource-api-activities.html#get_all-ActivityItem-method)

* [Get Activities Page](https://www.jetbrains.com/help/youtrack/devportal/operations-api-activitiesPage.html#get-ActivityCursorPage-method)

* [GET Issue Activity Items](https://www.jetbrains.com/help/youtrack/devportal/resource-api-issues-issueID-activities.html#get_all-ActivityItem-method)

* [Get Issue Activities Page](https://www.jetbrains.com/help/youtrack/devportal/operations-api-issues-issueID-activitiesPage.html#get-ActivityCursorPage-method)