---
schema: rendered-html/v1
title: "ActivityCategory | Developer Portal for YouTrack and Hub Documentation"
source_url: https://www.jetbrains.com/help/youtrack/devportal/api-entity-ActivityCategory.html
generated_at: 2026-06-11T14:44:45.406707+00:00
---

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1. YouTrack REST API
2. REST API Reference
3. Entities
4. [ActivityCategory](#0)

# ActivityCategory﻿

Last modified: 08 May 2026

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 |
| ArticleTagsCategory | - TagsActivityItem |
| AttachmentRecognizedTextCategory | - SimpleValueActivityItem<String> |
| AttachmentRenameCategory | - SimpleValueActivityItem<String> |
| AttachmentVisibilityCategory | - VisibilityUserActivityItem - VisibilityGroupActivityItem |
| AttachmentsCategory | - AttachmentActivityItem |
| CommentAttachmentsCategory | - CommentAttachmentsActivityItem |
| CommentTextCategory | - TextMarkupActivityItem |
| CommentVisibilityCategory | - VisibilityUserActivityItem - VisibilityGroupActivityItem |
| CommentsCategory | - CommentActivityItem |
| CustomFieldCategory | - CustomFieldActivityItem - TextCustomFieldActivityItem |
| DescriptionCategory | - TextMarkupActivityItem |
| IssueCreatedCategory | - IssueCreatedActivityItem |
| IssueResolvedCategory | - IssueResolvedActivityItem |
| IssueVisibilityCategory | - VisibilityUserActivityItem - VisibilityGroupActivityItem |
| LinksCategory | - LinksActivityItem |
| ProjectCategory | - ProjectActivityItem |
| PullRequestChangeCategory | - PullRequestChangeActivityItem |
| SprintCategory | - SprintActivityItem |
| SummaryCategory | - SimpleValueActivityItem<String> |
| TagsCategory | - TagsActivityItem |
| TotalVotesCategory | - SimpleValueActivityItem<Integer> |
| VcsChangeCategory | - VcsChangeActivityItem |
| VcsChangeStateCategory | - SimpleValueActivityItem<Byte> |
| VotersCategory | - VotersActivityItem |

Here is the list of resources that require activity categories:

- GET Activity Items
- Get Activities Page
- GET Issue Activity Items
- Get Issue Activities Page

ProjectScope[ActivityCursorPage](jetbrains__com__help__youtrack__devportal__api-entity-activitycursorpage.md)

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