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",
"blurhash": "toot:blurhash",
"focalPoint": {
"@container": "@list",
"@id": "toot:focalPoint"
},
"Hashtag": "as:Hashtag"
}
],
"id": "https://mastodon.social/users/grishka/statuses/114480761769275881",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-05-10T00:43:15Z",
"url": "https://mastodon.social/@grishka/114480761769275881",
"attributedTo": "https://mastodon.social/users/grishka",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.social/users/grishka/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.social/users/grishka/statuses/114480761769275881",
"inReplyToAtomUri": null,
"conversation": "tag:mastodon.social,2025-05-10:objectId=993212521:objectType=Conversation",
"content": "<p>Some <a href=\"https://mastodon.social/tags/Smithereen\" class=\"mention hashtag\" rel=\"tag\">#<span>Smithereen</span></a> updates:<br />- Friend lists: you can now assign lists to your friends. These are useful not only for remembering where you know someone from, but also for privacy settings.<br />- Email notifications: self-explanatory. You only start receiving them if you haven't visited for at least a day, as determined by the online status.</p><p><a href=\"https://mastodon.social/tags/ActivityPub\" class=\"mention hashtag\" rel=\"tag\">#<span>ActivityPub</span></a> <a href=\"https://mastodon.social/tags/mastodev\" class=\"mention hashtag\" rel=\"tag\">#<span>mastodev</span></a></p>",
"contentMap": {
"en": "<p>Some <a href=\"https://mastodon.social/tags/Smithereen\" class=\"mention hashtag\" rel=\"tag\">#<span>Smithereen</span></a> updates:<br />- Friend lists: you can now assign lists to your friends. These are useful not only for remembering where you know someone from, but also for privacy settings.<br />- Email notifications: self-explanatory. You only start receiving them if you haven't visited for at least a day, as determined by the online status.</p><p><a href=\"https://mastodon.social/tags/ActivityPub\" class=\"mention hashtag\" rel=\"tag\">#<span>ActivityPub</span></a> <a href=\"https://mastodon.social/tags/mastodev\" class=\"mention hashtag\" rel=\"tag\">#<span>mastodev</span></a></p>"
},
"attachment": [
{
"type": "Document",
"mediaType": "image/png",
"url": "https://files.mastodon.social/media_attachments/files/114/480/729/492/039/171/original/68345c8b639ada79.png",
"name": null,
"blurhash": "UIRfnGIU%g~qNEt7ayIUImofofRPRifis;WB",
"width": 917,
"height": 1004
},
{
"type": "Document",
"mediaType": "image/png",
"url": "https://files.mastodon.social/media_attachments/files/114/480/758/257/420/294/original/3dad11f445b42eb8.png",
"name": null,
"blurhash": "UXRC_AM_V[ogbEofofof-=ofj[j[_4IUIUaz",
"width": 882,
"height": 382
}
],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/smithereen",
"name": "#smithereen"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/activitypub",
"name": "#activitypub"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/mastodev",
"name": "#mastodev"
}
],
"replies": {
"id": "https://mastodon.social/users/grishka/statuses/114480761769275881/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.social/users/grishka/statuses/114480761769275881/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.social/users/grishka/statuses/114480761769275881/replies",
"items": []
}
},
"likes": {
"id": "https://mastodon.social/users/grishka/statuses/114480761769275881/likes",
"type": "Collection",
"totalItems": 15
},
"shares": {
"id": "https://mastodon.social/users/grishka/statuses/114480761769275881/shares",
"type": "Collection",
"totalItems": 9
}
}