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/sellathechemist/statuses/114756533964760124/replies",
"type": "Collection",
"first": {
"id": "https://mastodon.social/users/sellathechemist/statuses/114756533964760124/replies?page=true",
"type": "CollectionPage",
"next": "https://mastodon.social/users/sellathechemist/statuses/114756533964760124/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.social/users/sellathechemist/statuses/114756533964760124/replies",
"items": [
{
"id": "https://mastodon.social/users/sellathechemist/statuses/114760533487491045",
"type": "Note",
"summary": null,
"inReplyTo": "https://mastodon.social/users/sellathechemist/statuses/114756533964760124",
"published": "2025-06-28T10:32:53Z",
"url": "https://mastodon.social/@sellathechemist/114760533487491045",
"attributedTo": "https://mastodon.social/users/sellathechemist",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.social/users/sellathechemist/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.social/users/sellathechemist/statuses/114760533487491045",
"inReplyToAtomUri": "https://mastodon.social/users/sellathechemist/statuses/114756533964760124",
"conversation": "tag:mastodon.social,2025-06-27:objectId=1033814210:objectType=Conversation",
"content": "<p>Ho hum. Another day another <a href=\"https://mastodon.social/tags/UCLOpenDay\" class=\"mention hashtag\" rel=\"tag\">#<span>UCLOpenDay</span></a>. Today I'm talking about <a href=\"https://mastodon.social/tags/UCLChemAirPoll\" class=\"mention hashtag\" rel=\"tag\">#<span>UCLChemAirPoll</span></a> a project I'm getting ready to resurrect. <a href=\"https://mastodon.social/tags/UCLChemAirPollTheUndead\" class=\"mention hashtag\" rel=\"tag\">#<span>UCLChemAirPollTheUndead</span></a></p>",
"contentMap": {
"en": "<p>Ho hum. Another day another <a href=\"https://mastodon.social/tags/UCLOpenDay\" class=\"mention hashtag\" rel=\"tag\">#<span>UCLOpenDay</span></a>. Today I'm talking about <a href=\"https://mastodon.social/tags/UCLChemAirPoll\" class=\"mention hashtag\" rel=\"tag\">#<span>UCLChemAirPoll</span></a> a project I'm getting ready to resurrect. <a href=\"https://mastodon.social/tags/UCLChemAirPollTheUndead\" class=\"mention hashtag\" rel=\"tag\">#<span>UCLChemAirPollTheUndead</span></a></p>"
},
"attachment": [
{
"type": "Document",
"mediaType": "image/jpeg",
"url": "https://files.mastodon.social/media_attachments/files/114/760/528/121/874/767/original/12c3c5beb1489791.jpg",
"name": "Diffusion tubes, cuvettes and other equipment associated with the UCLChemAirPoll project sitting on a lab bench - a spectrometer in the distance. ",
"blurhash": "UTKK$kMyM{Rj00xuxubI-;-;ozWXt6aeRjf6",
"focalPoint": [
0,
0
],
"width": 800,
"height": 600
}
],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/uclopenday",
"name": "#uclopenday"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/uclchemairpoll",
"name": "#uclchemairpoll"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/uclchemairpolltheundead",
"name": "#uclchemairpolltheundead"
}
],
"replies": {
"id": "https://mastodon.social/users/sellathechemist/statuses/114760533487491045/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.social/users/sellathechemist/statuses/114760533487491045/replies?min_id=114762154802179092&page=true",
"partOf": "https://mastodon.social/users/sellathechemist/statuses/114760533487491045/replies",
"items": [
"https://mastodon.social/users/sellathechemist/statuses/114762154802179092"
]
}
},
"likes": {
"id": "https://mastodon.social/users/sellathechemist/statuses/114760533487491045/likes",
"type": "Collection",
"totalItems": 3
},
"shares": {
"id": "https://mastodon.social/users/sellathechemist/statuses/114760533487491045/shares",
"type": "Collection",
"totalItems": 1
}
}
]
}
}