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://mas.to/users/outer/statuses/114598246805209319",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-05-30T18:41:14Z",
"url": "https://mas.to/@outer/114598246805209319",
"attributedTo": "https://mas.to/users/outer",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mas.to/users/outer/followers"
],
"sensitive": false,
"atomUri": "https://mas.to/users/outer/statuses/114598246805209319",
"inReplyToAtomUri": null,
"conversation": "tag:mas.to,2025-05-30:objectId=499025644:objectType=Conversation",
"content": "<p>Science progresses one funeral at a time.</p><p>A new scientific truth does not triumph by convincing its opponents and making them see the light, but rather because its opponents eventually die and a new generation grows up that is familiar with it... --Max Planck</p><p><a href=\"https://mas.to/tags/Science\" class=\"mention hashtag\" rel=\"tag\">#<span>Science</span></a> <a href=\"https://mas.to/tags/Humor\" class=\"mention hashtag\" rel=\"tag\">#<span>Humor</span></a> <a href=\"https://mas.to/tags/Scientific\" class=\"mention hashtag\" rel=\"tag\">#<span>Scientific</span></a> <a href=\"https://mas.to/tags/Joke\" class=\"mention hashtag\" rel=\"tag\">#<span>Joke</span></a> but seriously...</p>",
"contentMap": {
"en": "<p>Science progresses one funeral at a time.</p><p>A new scientific truth does not triumph by convincing its opponents and making them see the light, but rather because its opponents eventually die and a new generation grows up that is familiar with it... --Max Planck</p><p><a href=\"https://mas.to/tags/Science\" class=\"mention hashtag\" rel=\"tag\">#<span>Science</span></a> <a href=\"https://mas.to/tags/Humor\" class=\"mention hashtag\" rel=\"tag\">#<span>Humor</span></a> <a href=\"https://mas.to/tags/Scientific\" class=\"mention hashtag\" rel=\"tag\">#<span>Scientific</span></a> <a href=\"https://mas.to/tags/Joke\" class=\"mention hashtag\" rel=\"tag\">#<span>Joke</span></a> but seriously...</p>"
},
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://mas.to/tags/joke",
"name": "#joke"
},
{
"type": "Hashtag",
"href": "https://mas.to/tags/scientific",
"name": "#scientific"
},
{
"type": "Hashtag",
"href": "https://mas.to/tags/humor",
"name": "#humor"
},
{
"type": "Hashtag",
"href": "https://mas.to/tags/science",
"name": "#science"
}
],
"replies": {
"id": "https://mas.to/users/outer/statuses/114598246805209319/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mas.to/users/outer/statuses/114598246805209319/replies?only_other_accounts=true&page=true",
"partOf": "https://mas.to/users/outer/statuses/114598246805209319/replies",
"items": []
}
},
"likes": {
"id": "https://mas.to/users/outer/statuses/114598246805209319/likes",
"type": "Collection",
"totalItems": 5
},
"shares": {
"id": "https://mas.to/users/outer/statuses/114598246805209319/shares",
"type": "Collection",
"totalItems": 7
}
}