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",
"https://poa.st/schemas/litepub-0.1.jsonld",
{
"@language": "und"
}
],
"actor": "https://poa.st/users/karna",
"attachment": [
{
"blurhash": "M02ia|yDnOM|WBtlxuIBxaR+DiM{n%RPx]",
"height": 1224,
"mediaType": "image/webp",
"name": "",
"type": "Document",
"url": "https://i.poastcdn.org/81/1e/02/811e028f39f92faeb47d870f56e8928be69e80678f250ff1586157f2aa78f6c4.webp",
"width": 2016
},
{
"blurhash": "M01yd?ozxvE2s:oz%MM|ofM|oyWAsmV@bI",
"height": 1224,
"mediaType": "image/webp",
"name": "",
"type": "Document",
"url": "https://i.poastcdn.org/90/b6/27/90b627cd08030dda312cd60d2915aa9256a5d74f8b2653ae0f7d2a63832302c1.webp",
"width": 2016
}
],
"attributedTo": "https://poa.st/users/karna",
"cc": [
"https://www.w3.org/ns/activitystreams#Public"
],
"content": "",
"context": "https://poa.st/contexts/b9e9efb1-3d70-4a53-bc56-989ceaae4194",
"conversation": "https://poa.st/contexts/b9e9efb1-3d70-4a53-bc56-989ceaae4194",
"id": "https://poa.st/objects/e0f5996c-a6b2-436c-970d-31e74822d586",
"inReplyTo": "https://poa.st/objects/4a79fd59-e3ec-4092-a08b-213de694e343",
"published": "2025-04-27T20:37:40.519961Z",
"replies": {
"items": [
"https://poa.st/objects/83f88a64-2f41-4f3d-a094-63ceb29559bf"
],
"type": "Collection"
},
"repliesCount": 1,
"sensitive": null,
"source": {
"content": "",
"mediaType": "text/plain"
},
"summary": "[/man/] Lecture 3 - Hausdorff Spaces",
"tag": [
{
"href": "https://poa.st/users/karna",
"name": "@karna",
"type": "Mention"
}
],
"to": [
"https://poa.st/users/karna",
"https://poa.st/users/karna/followers"
],
"type": "Note"
}