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",
"Emoji": "toot:Emoji"
}
],
"id": "https://mastodon.sdf.org/users/peron/statuses/114197652207468138",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-03-21T00:44:46Z",
"url": "https://mastodon.sdf.org/@peron/114197652207468138",
"attributedTo": "https://mastodon.sdf.org/users/peron",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.sdf.org/users/peron/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.sdf.org/users/peron/statuses/114197652207468138",
"inReplyToAtomUri": null,
"conversation": "tag:mastodon.sdf.org,2025-03-21:objectId=252744944:objectType=Conversation",
"content": "<p>You may use this <a href=\"https://mastodon.sdf.org/tags/DEC\" class=\"mention hashtag\" rel=\"tag\">#<span>DEC</span></a> <a href=\"https://mastodon.sdf.org/tags/VT100\" class=\"mention hashtag\" rel=\"tag\">#<span>VT100</span></a> <a href=\"https://mastodon.sdf.org/tags/terminal\" class=\"mention hashtag\" rel=\"tag\">#<span>terminal</span></a> <a href=\"https://mastodon.sdf.org/tags/beep\" class=\"mention hashtag\" rel=\"tag\">#<span>beep</span></a> as you wish. :sdf:<br /><a href=\"https://mastodon.sdf.org/tags/Retrocomputing\" class=\"mention hashtag\" rel=\"tag\">#<span>Retrocomputing</span></a> <a href=\"https://mastodon.sdf.org/tags/feep\" class=\"mention hashtag\" rel=\"tag\">#<span>feep</span></a> <a href=\"https://mastodon.sdf.org/tags/pcspeaker\" class=\"mention hashtag\" rel=\"tag\">#<span>pcspeaker</span></a></p>",
"contentMap": {
"en": "<p>You may use this <a href=\"https://mastodon.sdf.org/tags/DEC\" class=\"mention hashtag\" rel=\"tag\">#<span>DEC</span></a> <a href=\"https://mastodon.sdf.org/tags/VT100\" class=\"mention hashtag\" rel=\"tag\">#<span>VT100</span></a> <a href=\"https://mastodon.sdf.org/tags/terminal\" class=\"mention hashtag\" rel=\"tag\">#<span>terminal</span></a> <a href=\"https://mastodon.sdf.org/tags/beep\" class=\"mention hashtag\" rel=\"tag\">#<span>beep</span></a> as you wish. :sdf:<br /><a href=\"https://mastodon.sdf.org/tags/Retrocomputing\" class=\"mention hashtag\" rel=\"tag\">#<span>Retrocomputing</span></a> <a href=\"https://mastodon.sdf.org/tags/feep\" class=\"mention hashtag\" rel=\"tag\">#<span>feep</span></a> <a href=\"https://mastodon.sdf.org/tags/pcspeaker\" class=\"mention hashtag\" rel=\"tag\">#<span>pcspeaker</span></a></p>"
},
"updated": "2025-03-21T01:53:33Z",
"attachment": [
{
"type": "Document",
"mediaType": "audio/mpeg",
"url": "https://mastodon.sdf.org/system/media_attachments/files/114/197/649/473/003/334/original/e2e3754aee1560b5.mp3",
"name": "A DEC VT100 terminal beep.",
"blurhash": null,
"focalPoint": [
0,
0
]
}
],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/dec",
"name": "#dec"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/vt100",
"name": "#vt100"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/terminal",
"name": "#terminal"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/beep",
"name": "#beep"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/retrocomputing",
"name": "#retrocomputing"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/feep",
"name": "#feep"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/pcspeaker",
"name": "#pcspeaker"
},
{
"id": "https://mastodon.sdf.org/emojis/302683",
"type": "Emoji",
"name": ":sdf:",
"updated": "2022-12-08T14:40:25Z",
"icon": {
"type": "Image",
"mediaType": "image/png",
"url": "https://mastodon.sdf.org/system/custom_emojis/images/000/302/683/original/5cad19a88a2925cd.png"
}
}
],
"replies": {
"id": "https://mastodon.sdf.org/users/peron/statuses/114197652207468138/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.sdf.org/users/peron/statuses/114197652207468138/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.sdf.org/users/peron/statuses/114197652207468138/replies",
"items": []
}
}
}