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://mastodon.social/users/HIprocessor/statuses/114647551674745041",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-06-08T11:40:07Z",
"url": "https://mastodon.social/@HIprocessor/114647551674745041",
"attributedTo": "https://mastodon.social/users/HIprocessor",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.social/users/HIprocessor/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.social/users/HIprocessor/statuses/114647551674745041",
"inReplyToAtomUri": null,
"conversation": "tag:mastodon.social,2025-06-08:objectId=1017614934:objectType=Conversation",
"content": "<p><a href=\"https://mastodon.social/tags/introduction\" class=\"mention hashtag\" rel=\"tag\">#<span>introduction</span></a>: Benjamin Winkel<br />(updated after I moved to a new instance)</p><p>Hi all, I'm a professional radio astronomer, working full-time in spectrum management (protecting radio astronomy frequencies from cell-phones, Starlink etc.). I like to write software with <a href=\"https://mastodon.social/tags/Python\" class=\"mention hashtag\" rel=\"tag\">#<span>Python</span></a>. In my free time, I enjoy astro photography from my backyard.</p><p>My most important research projects are surveys of the neutral atomic hydrogen (using the famous 21-cm spectral line). <a href=\"https://mastodon.social/tags/EBHIS\" class=\"mention hashtag\" rel=\"tag\">#<span>EBHIS</span></a> <a href=\"https://mastodon.social/tags/HI4PI\" class=\"mention hashtag\" rel=\"tag\">#<span>HI4PI</span></a></p>",
"contentMap": {
"en": "<p><a href=\"https://mastodon.social/tags/introduction\" class=\"mention hashtag\" rel=\"tag\">#<span>introduction</span></a>: Benjamin Winkel<br />(updated after I moved to a new instance)</p><p>Hi all, I'm a professional radio astronomer, working full-time in spectrum management (protecting radio astronomy frequencies from cell-phones, Starlink etc.). I like to write software with <a href=\"https://mastodon.social/tags/Python\" class=\"mention hashtag\" rel=\"tag\">#<span>Python</span></a>. In my free time, I enjoy astro photography from my backyard.</p><p>My most important research projects are surveys of the neutral atomic hydrogen (using the famous 21-cm spectral line). <a href=\"https://mastodon.social/tags/EBHIS\" class=\"mention hashtag\" rel=\"tag\">#<span>EBHIS</span></a> <a href=\"https://mastodon.social/tags/HI4PI\" class=\"mention hashtag\" rel=\"tag\">#<span>HI4PI</span></a></p>"
},
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/introduction",
"name": "#introduction"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/python",
"name": "#python"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/ebhis",
"name": "#ebhis"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/hi4pi",
"name": "#hi4pi"
}
],
"replies": {
"id": "https://mastodon.social/users/HIprocessor/statuses/114647551674745041/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.social/users/HIprocessor/statuses/114647551674745041/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.social/users/HIprocessor/statuses/114647551674745041/replies",
"items": []
}
},
"likes": {
"id": "https://mastodon.social/users/HIprocessor/statuses/114647551674745041/likes",
"type": "Collection",
"totalItems": 33
},
"shares": {
"id": "https://mastodon.social/users/HIprocessor/statuses/114647551674745041/shares",
"type": "Collection",
"totalItems": 40
}
}