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.

Open in browser →
{ "@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.world/users/Captain_Jack_Sparrow/statuses/114083697677719611", "type": "Note", "summary": null, "inReplyTo": "https://infosec.exchange/users/simonzerafa/statuses/114083378100223481", "published": "2025-02-28T21:44:38Z", "url": "https://mastodon.world/@Captain_Jack_Sparrow/114083697677719611", "attributedTo": "https://mastodon.world/users/Captain_Jack_Sparrow", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.world/users/Captain_Jack_Sparrow/followers", "https://infosec.exchange/users/simonzerafa", "https://cyberplace.social/users/GossiTheDog" ], "sensitive": false, "atomUri": "https://mastodon.world/users/Captain_Jack_Sparrow/statuses/114083697677719611", "inReplyToAtomUri": "https://infosec.exchange/users/simonzerafa/statuses/114083378100223481", "conversation": "tag:cyberplace.social,2025-02-28:objectId=46354612:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://infosec.exchange/@simonzerafa\" class=\"u-url mention\">@<span>simonzerafa</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://cyberplace.social/@GossiTheDog\" class=\"u-url mention\">@<span>GossiTheDog</span></a></span> </p><p>yeah, and then musk will sack them <a href=\"https://mastodon.world/tags/DOGE\" class=\"mention hashtag\" rel=\"tag\">#<span>DOGE</span></a></p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://infosec.exchange/@simonzerafa\" class=\"u-url mention\">@<span>simonzerafa</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://cyberplace.social/@GossiTheDog\" class=\"u-url mention\">@<span>GossiTheDog</span></a></span> </p><p>yeah, and then musk will sack them <a href=\"https://mastodon.world/tags/DOGE\" class=\"mention hashtag\" rel=\"tag\">#<span>DOGE</span></a></p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://infosec.exchange/users/simonzerafa", "name": "@simonzerafa@infosec.exchange" }, { "type": "Mention", "href": "https://cyberplace.social/users/GossiTheDog", "name": "@GossiTheDog@cyberplace.social" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/DOGE", "name": "#DOGE" } ], "replies": { "id": "https://mastodon.world/users/Captain_Jack_Sparrow/statuses/114083697677719611/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.world/users/Captain_Jack_Sparrow/statuses/114083697677719611/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.world/users/Captain_Jack_Sparrow/statuses/114083697677719611/replies", "items": [] } }, "likes": { "id": "https://mastodon.world/users/Captain_Jack_Sparrow/statuses/114083697677719611/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://mastodon.world/users/Captain_Jack_Sparrow/statuses/114083697677719611/shares", "type": "Collection", "totalItems": 0 } }