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", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.berlin/users/mrc/statuses/114717716171420684", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-20T21:03:52Z", "url": "https://mastodon.berlin/@mrc/114717716171420684", "attributedTo": "https://mastodon.berlin/users/mrc", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.berlin/users/mrc/followers" ], "sensitive": false, "atomUri": "https://mastodon.berlin/users/mrc/statuses/114717716171420684", "inReplyToAtomUri": null, "conversation": "tag:mastodon.berlin,2025-06-20:objectId=39986020:objectType=Conversation", "content": "<p>Passed by an almost dried up puddle full of tadpoles on today’s bike ride, and I could not resist rescuing a bunch of them in a small bottle. They survived the trip and are happily feeding on cooked cucumber in a small aquarium that has been vacant in the last 15 years (last inhabitants were tree frog tadpoles).</p><p><a href=\"https://mastodon.berlin/tags/tadpole\" class=\"mention hashtag\" rel=\"tag\">#<span>tadpole</span></a> <a href=\"https://mastodon.berlin/tags/frog\" class=\"mention hashtag\" rel=\"tag\">#<span>frog</span></a> <a href=\"https://mastodon.berlin/tags/aquarium\" class=\"mention hashtag\" rel=\"tag\">#<span>aquarium</span></a> <a href=\"https://mastodon.berlin/tags/tadpoles\" class=\"mention hashtag\" rel=\"tag\">#<span>tadpoles</span></a> <a href=\"https://mastodon.berlin/tags/frogs\" class=\"mention hashtag\" rel=\"tag\">#<span>frogs</span></a></p>", "contentMap": { "en": "<p>Passed by an almost dried up puddle full of tadpoles on today’s bike ride, and I could not resist rescuing a bunch of them in a small bottle. They survived the trip and are happily feeding on cooked cucumber in a small aquarium that has been vacant in the last 15 years (last inhabitants were tree frog tadpoles).</p><p><a href=\"https://mastodon.berlin/tags/tadpole\" class=\"mention hashtag\" rel=\"tag\">#<span>tadpole</span></a> <a href=\"https://mastodon.berlin/tags/frog\" class=\"mention hashtag\" rel=\"tag\">#<span>frog</span></a> <a href=\"https://mastodon.berlin/tags/aquarium\" class=\"mention hashtag\" rel=\"tag\">#<span>aquarium</span></a> <a href=\"https://mastodon.berlin/tags/tadpoles\" class=\"mention hashtag\" rel=\"tag\">#<span>tadpoles</span></a> <a href=\"https://mastodon.berlin/tags/frogs\" class=\"mention hashtag\" rel=\"tag\">#<span>frogs</span></a></p>" }, "updated": "2025-06-20T21:13:28Z", "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://berlin.s3proxy.de/media_attachments/files/114/717/702/824/772/228/original/32dd467398a95dc5.png", "name": "Close capture of an aquarium with shallow waters and a couple of tadpoles ", "blurhash": "UMHxNL9F-VIA_4E0bvD%?cnNt6MxM{bIWBRj", "width": 1536, "height": 1152 }, { "type": "Document", "mediaType": "image/png", "url": "https://berlin.s3proxy.de/media_attachments/files/114/717/713/877/658/161/original/2502476211cf73dd.png", "name": "Puddle in mud with a few liters of water left and hundreds of tadpoles wiggling in it", "blurhash": "UAFY[R8^-;tRDhtAo}s:.8t8RQNGN0R$V@WF", "width": 1536, "height": 1152 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.berlin/tags/tadpole", "name": "#tadpole" }, { "type": "Hashtag", "href": "https://mastodon.berlin/tags/frog", "name": "#frog" }, { "type": "Hashtag", "href": "https://mastodon.berlin/tags/aquarium", "name": "#aquarium" }, { "type": "Hashtag", "href": "https://mastodon.berlin/tags/tadpoles", "name": "#tadpoles" }, { "type": "Hashtag", "href": "https://mastodon.berlin/tags/frogs", "name": "#frogs" } ], "replies": { "id": "https://mastodon.berlin/users/mrc/statuses/114717716171420684/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.berlin/users/mrc/statuses/114717716171420684/replies?min_id=114717726305282292&page=true", "partOf": "https://mastodon.berlin/users/mrc/statuses/114717716171420684/replies", "items": [ "https://mastodon.berlin/users/mrc/statuses/114717726305282292" ] } }, "likes": { "id": "https://mastodon.berlin/users/mrc/statuses/114717716171420684/likes", "type": "Collection", "totalItems": 2 }, "shares": { "id": "https://mastodon.berlin/users/mrc/statuses/114717716171420684/shares", "type": "Collection", "totalItems": 1 } }