Changelog Entry

Renders a single timeline entry documenting additions, fixes, or modifications in a software release.

Surfaces

webgoogle-apps-script-webmcp-apps

Degraded on

Surface	Note
google-meet-stage	Timeline vertical paths and relative positioning can misalign.
google-chat	Visual timeline tracks collapse into standard header lists.
email	Left margin tracks and connection lines disappear on older renderers.

Live preview

1.2.02026-06-28

Added

New feature added

Fixed

Bug fix applied

Fields

Field	Type
version	string. The release tag or identifier.	required
date	string. The publication date of the changes.	required
changes	array. Objects outlining specific features modified, categorised by type.	required

Example payload

{
  "type": "changelog_entry",
  "version": "1.2.0",
  "date": "2026-06-28",
  "changes": [
    {
      "type": "added",
      "text": "New feature added"
    },
    {
      "type": "fixed",
      "text": "Bug fix applied"
    }
  ]
}

ARD catalog entry

{
  "identifier": "urn:air:a2uicatalog.ai:atom:changelog_entry",
  "displayName": "Changelog Entry",
  "type": "application/vnd.a2ui.atom+json",
  "url": "https://a2uicatalog.ai/atoms/changelog_entry",
  "capabilities": [
    "web",
    "google-apps-script-web",
    "mcp-apps"
  ],
  "description": "Renders a single timeline entry documenting additions, fixes, or modifications in a software release.",
  "representativeQueries": [
    "show a timeline entry documenting product modifications per release",
    "renders a single timeline entry documenting additions, fixes, or modifications in a software release",
    "render a changelog entry"
  ]
}

← Full ARD catalog

Deploy your own Google Apps Script renderer

The renderer is an open-source Google Apps Script web app. Deploy your own instance in 4 commands — you own the URL, no dependency on the demo endpoint.

git clone https://github.com/a2uicatalog/a2ui
cd a2ui/apps-script-surface/gas-wired-renderer
clasp push && clasp deploy

Full deploy guide →