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://social.coop/users/smallcircles/statuses/114628322973972411", "type": "Note", "summary": null, "inReplyTo": "https://mk.absturztau.be/notes/a8ma4ld525pm00ce", "published": "2025-06-05T02:10:00Z", "url": "https://social.coop/@smallcircles/114628322973972411", "attributedTo": "https://social.coop/users/smallcircles", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://social.coop/users/smallcircles/followers", "https://mk.absturztau.be/users/a5390urh3ign002z" ], "sensitive": false, "atomUri": "https://social.coop/users/smallcircles/statuses/114628322973972411", "inReplyToAtomUri": "https://mk.absturztau.be/notes/a8ma4ld525pm00ce", "conversation": "tag:social.coop,2025-06-05:objectId=166334621:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mk.absturztau.be/@Linux\" class=\"u-url mention\">@<span>Linux</span></a></span> </p><p>Some recent HN discussion on some of the nasty ways in which <a href=\"https://social.coop/tags/Meta\" class=\"mention hashtag\" rel=\"tag\">#<span>Meta</span></a> tracks you.</p><p>Covert web-to-app <a href=\"https://social.coop/tags/tracking\" class=\"mention hashtag\" rel=\"tag\">#<span>tracking</span></a> via localhost on <a href=\"https://social.coop/tags/Android\" class=\"mention hashtag\" rel=\"tag\">#<span>Android</span></a>. </p><p><a href=\"https://news.ycombinator.com/item?id=44169115\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">news.ycombinator.com/item?id=4</span><span class=\"invisible\">4169115</span></a></p><p>Meta found &#39;covertly tracking&#39; Android users through <a href=\"https://social.coop/tags/Instagram\" class=\"mention hashtag\" rel=\"tag\">#<span>Instagram</span></a> and <a href=\"https://social.coop/tags/Facebook\" class=\"mention hashtag\" rel=\"tag\">#<span>Facebook</span></a>. </p><p><a href=\"https://news.ycombinator.com/item?id=44182204\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">news.ycombinator.com/item?id=4</span><span class=\"invisible\">4182204</span></a></p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mk.absturztau.be/@Linux\" class=\"u-url mention\">@<span>Linux</span></a></span> </p><p>Some recent HN discussion on some of the nasty ways in which <a href=\"https://social.coop/tags/Meta\" class=\"mention hashtag\" rel=\"tag\">#<span>Meta</span></a> tracks you.</p><p>Covert web-to-app <a href=\"https://social.coop/tags/tracking\" class=\"mention hashtag\" rel=\"tag\">#<span>tracking</span></a> via localhost on <a href=\"https://social.coop/tags/Android\" class=\"mention hashtag\" rel=\"tag\">#<span>Android</span></a>. </p><p><a href=\"https://news.ycombinator.com/item?id=44169115\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">news.ycombinator.com/item?id=4</span><span class=\"invisible\">4169115</span></a></p><p>Meta found &#39;covertly tracking&#39; Android users through <a href=\"https://social.coop/tags/Instagram\" class=\"mention hashtag\" rel=\"tag\">#<span>Instagram</span></a> and <a href=\"https://social.coop/tags/Facebook\" class=\"mention hashtag\" rel=\"tag\">#<span>Facebook</span></a>. </p><p><a href=\"https://news.ycombinator.com/item?id=44182204\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">news.ycombinator.com/item?id=4</span><span class=\"invisible\">4182204</span></a></p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://mk.absturztau.be/users/a5390urh3ign002z", "name": "@Linux@mk.absturztau.be" }, { "type": "Hashtag", "href": "https://social.coop/tags/meta", "name": "#meta" }, { "type": "Hashtag", "href": "https://social.coop/tags/tracking", "name": "#tracking" }, { "type": "Hashtag", "href": "https://social.coop/tags/android", "name": "#android" }, { "type": "Hashtag", "href": "https://social.coop/tags/instagram", "name": "#instagram" }, { "type": "Hashtag", "href": "https://social.coop/tags/facebook", "name": "#facebook" } ], "replies": { "id": "https://social.coop/users/smallcircles/statuses/114628322973972411/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://social.coop/users/smallcircles/statuses/114628322973972411/replies?only_other_accounts=true&page=true", "partOf": "https://social.coop/users/smallcircles/statuses/114628322973972411/replies", "items": [] } }, "likes": { "id": "https://social.coop/users/smallcircles/statuses/114628322973972411/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://social.coop/users/smallcircles/statuses/114628322973972411/shares", "type": "Collection", "totalItems": 2 } }