A small tool to view real-world ActivityPub objects as JSON! Enter a URL
or username from Mastodon or a similar service below, and we'll send a
request with
the right
Accept
header
to the server to view the underlying object.
{
"@context": [
"https://www.w3.org/ns/activitystreams",
{
"ostatus": "http://ostatus.org#",
"atomUri": "ostatus:atomUri",
"inReplyToAtomUri": "ostatus:inReplyToAtomUri",
"conversation": "ostatus:conversation",
"sensitive": "as:sensitive",
"toot": "http://joinmastodon.org/ns#",
"votersCount": "toot:votersCount",
"Hashtag": "as:Hashtag"
}
],
"id": "https://mastodon.cloud/users/karlcow/statuses/114674699993419075",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-06-13T06:44:18Z",
"url": "https://mastodon.cloud/@karlcow/114674699993419075",
"attributedTo": "https://mastodon.cloud/users/karlcow",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.cloud/users/karlcow/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.cloud/users/karlcow/statuses/114674699993419075",
"inReplyToAtomUri": null,
"conversation": "tag:mastodon.cloud,2025-06-13:objectId=468005758:objectType=Conversation",
"content": "<p>Learn to create and share a quick HTML testcase using data: URLs.</p><p><a href=\"https://www.otsukare.info/2025/06/13/quick-html-test-case\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">otsukare.info/2025/06/13/quick</span><span class=\"invisible\">-html-test-case</span></a></p><p><a href=\"https://mastodon.cloud/tags/quicktip\" class=\"mention hashtag\" rel=\"tag\">#<span>quicktip</span></a> <a href=\"https://mastodon.cloud/tags/html\" class=\"mention hashtag\" rel=\"tag\">#<span>html</span></a> <a href=\"https://mastodon.cloud/tags/webdev\" class=\"mention hashtag\" rel=\"tag\">#<span>webdev</span></a></p>",
"contentMap": {
"en": "<p>Learn to create and share a quick HTML testcase using data: URLs.</p><p><a href=\"https://www.otsukare.info/2025/06/13/quick-html-test-case\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">otsukare.info/2025/06/13/quick</span><span class=\"invisible\">-html-test-case</span></a></p><p><a href=\"https://mastodon.cloud/tags/quicktip\" class=\"mention hashtag\" rel=\"tag\">#<span>quicktip</span></a> <a href=\"https://mastodon.cloud/tags/html\" class=\"mention hashtag\" rel=\"tag\">#<span>html</span></a> <a href=\"https://mastodon.cloud/tags/webdev\" class=\"mention hashtag\" rel=\"tag\">#<span>webdev</span></a></p>"
},
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.cloud/tags/quicktip",
"name": "#quicktip"
},
{
"type": "Hashtag",
"href": "https://mastodon.cloud/tags/html",
"name": "#html"
},
{
"type": "Hashtag",
"href": "https://mastodon.cloud/tags/webdev",
"name": "#webdev"
}
],
"replies": {
"id": "https://mastodon.cloud/users/karlcow/statuses/114674699993419075/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.cloud/users/karlcow/statuses/114674699993419075/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.cloud/users/karlcow/statuses/114674699993419075/replies",
"items": []
}
}
}