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://pc.cafe/users/fedicat/statuses/114735759498818405", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-24T01:32:32Z", "url": "https://pc.cafe/@fedicat/114735759498818405", "attributedTo": "https://pc.cafe/users/fedicat", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://pc.cafe/users/fedicat/followers" ], "sensitive": false, "atomUri": "https://pc.cafe/users/fedicat/statuses/114735759498818405", "inReplyToAtomUri": null, "conversation": "tag:pc.cafe,2025-06-24:objectId=112021:objectType=Conversation", "content": "<p>first <a href=\"https://pc.cafe/tags/activitypub\" class=\"mention hashtag\" rel=\"tag\">#<span>activitypub</span></a> code I&#39;ve seen in <a href=\"https://pc.cafe/tags/swiftlang\" class=\"mention hashtag\" rel=\"tag\">#<span>swiftlang</span></a> </p><p><a href=\"https://github.com/VernissageApp/VernissageServer/tree/develop/Sources/ActivityPubKit\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">github.com/VernissageApp/Verni</span><span class=\"invisible\">ssageServer/tree/develop/Sources/ActivityPubKit</span></a></p>", "contentMap": { "en": "<p>first <a href=\"https://pc.cafe/tags/activitypub\" class=\"mention hashtag\" rel=\"tag\">#<span>activitypub</span></a> code I&#39;ve seen in <a href=\"https://pc.cafe/tags/swiftlang\" class=\"mention hashtag\" rel=\"tag\">#<span>swiftlang</span></a> </p><p><a href=\"https://github.com/VernissageApp/VernissageServer/tree/develop/Sources/ActivityPubKit\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">github.com/VernissageApp/Verni</span><span class=\"invisible\">ssageServer/tree/develop/Sources/ActivityPubKit</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://pc.cafe/tags/activitypub", "name": "#activitypub" }, { "type": "Hashtag", "href": "https://pc.cafe/tags/swiftlang", "name": "#swiftlang" } ], "replies": { "id": "https://pc.cafe/users/fedicat/statuses/114735759498818405/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://pc.cafe/users/fedicat/statuses/114735759498818405/replies?only_other_accounts=true&page=true", "partOf": "https://pc.cafe/users/fedicat/statuses/114735759498818405/replies", "items": [] } }, "likes": { "id": "https://pc.cafe/users/fedicat/statuses/114735759498818405/likes", "type": "Collection", "totalItems": 2 }, "shares": { "id": "https://pc.cafe/users/fedicat/statuses/114735759498818405/shares", "type": "Collection", "totalItems": 2 } }