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://mathstodon.xyz/users/caten/statuses/114621836367294851/replies",
"type": "Collection",
"first": {
"id": "https://mathstodon.xyz/users/caten/statuses/114621836367294851/replies?page=true",
"type": "CollectionPage",
"next": "https://mathstodon.xyz/users/caten/statuses/114621836367294851/replies?only_other_accounts=true&page=true",
"partOf": "https://mathstodon.xyz/users/caten/statuses/114621836367294851/replies",
"items": [
{
"id": "https://mathstodon.xyz/users/caten/statuses/114621860377279046",
"type": "Note",
"summary": null,
"inReplyTo": "https://mathstodon.xyz/users/caten/statuses/114621836367294851",
"published": "2025-06-03T22:46:29Z",
"url": "https://mathstodon.xyz/@caten/114621860377279046",
"attributedTo": "https://mathstodon.xyz/users/caten",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mathstodon.xyz/users/caten/followers"
],
"sensitive": false,
"atomUri": "https://mathstodon.xyz/users/caten/statuses/114621860377279046",
"inReplyToAtomUri": "https://mathstodon.xyz/users/caten/statuses/114621836367294851",
"conversation": "tag:mathstodon.xyz,2025-06-03:objectId=156437396:objectType=Conversation",
"content": "<p>Oh, I forgot my other complaint.</p><p>4) The reference implementation Radicle client is written in <a href=\"https://mathstodon.xyz/tags/Rust\" class=\"mention hashtag\" rel=\"tag\">#<span>Rust</span></a>. Not necessarily a problem, since if the protocol takes off there will certainly be implementations in more mature languages like <a href=\"https://mathstodon.xyz/tags/Python\" class=\"mention hashtag\" rel=\"tag\">#<span>Python</span></a> or <a href=\"https://mathstodon.xyz/tags/CPlusPlus\" class=\"mention hashtag\" rel=\"tag\">#<span>CPlusPlus</span></a>, but I don't love the extra bit of uncertainly with a new language along with a new protocol.</p>",
"contentMap": {
"en": "<p>Oh, I forgot my other complaint.</p><p>4) The reference implementation Radicle client is written in <a href=\"https://mathstodon.xyz/tags/Rust\" class=\"mention hashtag\" rel=\"tag\">#<span>Rust</span></a>. Not necessarily a problem, since if the protocol takes off there will certainly be implementations in more mature languages like <a href=\"https://mathstodon.xyz/tags/Python\" class=\"mention hashtag\" rel=\"tag\">#<span>Python</span></a> or <a href=\"https://mathstodon.xyz/tags/CPlusPlus\" class=\"mention hashtag\" rel=\"tag\">#<span>CPlusPlus</span></a>, but I don't love the extra bit of uncertainly with a new language along with a new protocol.</p>"
},
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://mathstodon.xyz/tags/cplusplus",
"name": "#cplusplus"
},
{
"type": "Hashtag",
"href": "https://mathstodon.xyz/tags/python",
"name": "#python"
},
{
"type": "Hashtag",
"href": "https://mathstodon.xyz/tags/rust",
"name": "#rust"
}
],
"replies": {
"id": "https://mathstodon.xyz/users/caten/statuses/114621860377279046/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mathstodon.xyz/users/caten/statuses/114621860377279046/replies?only_other_accounts=true&page=true",
"partOf": "https://mathstodon.xyz/users/caten/statuses/114621860377279046/replies",
"items": []
}
},
"likes": {
"id": "https://mathstodon.xyz/users/caten/statuses/114621860377279046/likes",
"type": "Collection",
"totalItems": 0
},
"shares": {
"id": "https://mathstodon.xyz/users/caten/statuses/114621860377279046/shares",
"type": "Collection",
"totalItems": 0
}
}
]
}
}