ActivityPub Viewer

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.

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{ "@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://masto.ai/users/Nonilex/statuses/114699030264267391", "type": "Note", "summary": null, "inReplyTo": "https://masto.ai/users/Nonilex/statuses/114699017942018473", "published": "2025-06-17T13:51:48Z", "url": "https://masto.ai/@Nonilex/114699030264267391", "attributedTo": "https://masto.ai/users/Nonilex", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://masto.ai/users/Nonilex/followers" ], "sensitive": false, "atomUri": "https://masto.ai/users/Nonilex/statuses/114699030264267391", "inReplyToAtomUri": "https://masto.ai/users/Nonilex/statuses/114699017942018473", "conversation": "tag:masto.ai,2025-06-17:objectId=271982811:objectType=Conversation", "content": "<p>How did so much ordinary <a href=\"https://masto.ai/tags/matter\" class=\"mention hashtag\" rel=\"tag\">#<span>matter</span></a> end up in the middle of nowhere? Vast amounts of <a href=\"https://masto.ai/tags/gas\" class=\"mention hashtag\" rel=\"tag\">#<span>gas</span></a> are ejected from <a href=\"https://masto.ai/tags/galaxies\" class=\"mention hashtag\" rel=\"tag\">#<span>galaxies</span></a> when massive <a href=\"https://masto.ai/tags/stars\" class=\"mention hashtag\" rel=\"tag\">#<span>stars</span></a> explode in <a href=\"https://masto.ai/tags/supernovas\" class=\"mention hashtag\" rel=\"tag\">#<span>supernovas</span></a> or when supermassive <a href=\"https://masto.ai/tags/BlackHoles\" class=\"mention hashtag\" rel=\"tag\">#<span>BlackHoles</span></a> inside galaxies &quot;burp,&quot; expelling material after consuming stars or gas<br />&quot;If the <a href=\"https://masto.ai/tags/universe\" class=\"mention hashtag\" rel=\"tag\">#<span>universe</span></a> were a more boring place, or the laws of <a href=\"https://masto.ai/tags/physics\" class=\"mention hashtag\" rel=\"tag\">#<span>physics</span></a> were different, you might find that ordinary matter would all fall into galaxies, cool down, form stars, until every proton &amp; neutron were a part of a star,&quot; Connor said.</p>", "contentMap": { "en": "<p>How did so much ordinary <a href=\"https://masto.ai/tags/matter\" class=\"mention hashtag\" rel=\"tag\">#<span>matter</span></a> end up in the middle of nowhere? Vast amounts of <a href=\"https://masto.ai/tags/gas\" class=\"mention hashtag\" rel=\"tag\">#<span>gas</span></a> are ejected from <a href=\"https://masto.ai/tags/galaxies\" class=\"mention hashtag\" rel=\"tag\">#<span>galaxies</span></a> when massive <a href=\"https://masto.ai/tags/stars\" class=\"mention hashtag\" rel=\"tag\">#<span>stars</span></a> explode in <a href=\"https://masto.ai/tags/supernovas\" class=\"mention hashtag\" rel=\"tag\">#<span>supernovas</span></a> or when supermassive <a href=\"https://masto.ai/tags/BlackHoles\" class=\"mention hashtag\" rel=\"tag\">#<span>BlackHoles</span></a> inside galaxies &quot;burp,&quot; expelling material after consuming stars or gas<br />&quot;If the <a href=\"https://masto.ai/tags/universe\" class=\"mention hashtag\" rel=\"tag\">#<span>universe</span></a> were a more boring place, or the laws of <a href=\"https://masto.ai/tags/physics\" class=\"mention hashtag\" rel=\"tag\">#<span>physics</span></a> were different, you might find that ordinary matter would all fall into galaxies, cool down, form stars, until every proton &amp; neutron were a part of a star,&quot; Connor said.</p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://masto.ai/tags/matter", "name": "#matter" }, { "type": "Hashtag", "href": "https://masto.ai/tags/gas", "name": "#gas" }, { "type": "Hashtag", "href": "https://masto.ai/tags/galaxies", "name": "#galaxies" }, { "type": "Hashtag", "href": "https://masto.ai/tags/stars", "name": "#stars" }, { "type": "Hashtag", "href": "https://masto.ai/tags/supernovas", "name": "#supernovas" }, { "type": "Hashtag", "href": "https://masto.ai/tags/blackholes", "name": "#blackholes" }, { "type": "Hashtag", "href": "https://masto.ai/tags/universe", "name": "#universe" }, { "type": "Hashtag", "href": "https://masto.ai/tags/physics", "name": "#physics" } ], "replies": { "id": "https://masto.ai/users/Nonilex/statuses/114699030264267391/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://masto.ai/users/Nonilex/statuses/114699030264267391/replies?min_id=114699034990694839&page=true", "partOf": "https://masto.ai/users/Nonilex/statuses/114699030264267391/replies", "items": [ "https://masto.ai/users/Nonilex/statuses/114699034990694839" ] } }, "likes": { "id": "https://masto.ai/users/Nonilex/statuses/114699030264267391/likes", "type": "Collection", "totalItems": 7 }, "shares": { "id": "https://masto.ai/users/Nonilex/statuses/114699030264267391/shares", "type": "Collection", "totalItems": 3 } }