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.social/users/Rome_and_stuff/statuses/114433684684974387", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-01T17:10:56Z", "url": "https://mastodon.social/@Rome_and_stuff/114433684684974387", "attributedTo": "https://mastodon.social/users/Rome_and_stuff", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/Rome_and_stuff/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/Rome_and_stuff/statuses/114433684684974387", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-05-01:objectId=986233088:objectType=Conversation", "content": "<p>The <a href=\"https://mastodon.social/tags/ancient\" class=\"mention hashtag\" rel=\"tag\">#<span>ancient</span></a> <a href=\"https://mastodon.social/tags/roman\" class=\"mention hashtag\" rel=\"tag\">#<span>roman</span></a> temple of Castor and Pollux at Cori. <a href=\"https://mastodon.social/tags/rome\" class=\"mention hashtag\" rel=\"tag\">#<span>rome</span></a> <a href=\"https://mastodon.social/tags/archaeology\" class=\"mention hashtag\" rel=\"tag\">#<span>archaeology</span></a> <a href=\"https://mastodon.social/tags/ancienthistory\" class=\"mention hashtag\" rel=\"tag\">#<span>ancienthistory</span></a> <a href=\"https://mastodon.social/tags/romanhistory\" class=\"mention hashtag\" rel=\"tag\">#<span>romanhistory</span></a> <a href=\"https://mastodon.social/tags/ancientrome\" class=\"mention hashtag\" rel=\"tag\">#<span>ancientrome</span></a></p>", "contentMap": { "en": "<p>The <a href=\"https://mastodon.social/tags/ancient\" class=\"mention hashtag\" rel=\"tag\">#<span>ancient</span></a> <a href=\"https://mastodon.social/tags/roman\" class=\"mention hashtag\" rel=\"tag\">#<span>roman</span></a> temple of Castor and Pollux at Cori. <a href=\"https://mastodon.social/tags/rome\" class=\"mention hashtag\" rel=\"tag\">#<span>rome</span></a> <a href=\"https://mastodon.social/tags/archaeology\" class=\"mention hashtag\" rel=\"tag\">#<span>archaeology</span></a> <a href=\"https://mastodon.social/tags/ancienthistory\" class=\"mention hashtag\" rel=\"tag\">#<span>ancienthistory</span></a> <a href=\"https://mastodon.social/tags/romanhistory\" class=\"mention hashtag\" rel=\"tag\">#<span>romanhistory</span></a> <a href=\"https://mastodon.social/tags/ancientrome\" class=\"mention hashtag\" rel=\"tag\">#<span>ancientrome</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/114/433/683/526/028/514/original/ff104ff359a45c81.png", "name": "", "blurhash": "USHB;,NzxsIq.Aozofog%%%LWZxZkst7ofj?", "width": 1152, "height": 1536 }, { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/114/433/683/696/938/332/original/b6fcafdc937689ed.png", "name": "", "blurhash": "UZG]K{M{I9jY?wRjogWA-nRix^t8_4a}M_xu", "width": 1152, "height": 1536 }, { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/114/433/683/861/987/809/original/9789e824ddf9c405.png", "name": "", "blurhash": "UKG91{IBMxIU.AxtIUIU_3ofIUM|%M%MRjRj", "width": 1152, "height": 1536 }, { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/114/433/684/016/452/167/original/23934052b1ae3acb.png", "name": "", "blurhash": "UBF~aF_3-p-:0KRjxuofI.ozozofRQRjV@oe", "width": 1152, "height": 1536 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/ancient", "name": "#ancient" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/roman", "name": "#roman" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/rome", "name": "#rome" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/archaeology", "name": "#archaeology" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/ancienthistory", "name": "#ancienthistory" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/romanhistory", "name": "#romanhistory" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/ancientrome", "name": "#ancientrome" } ], "replies": { "id": "https://mastodon.social/users/Rome_and_stuff/statuses/114433684684974387/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/Rome_and_stuff/statuses/114433684684974387/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/Rome_and_stuff/statuses/114433684684974387/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/Rome_and_stuff/statuses/114433684684974387/likes", "type": "Collection", "totalItems": 10 }, "shares": { "id": "https://mastodon.social/users/Rome_and_stuff/statuses/114433684684974387/shares", "type": "Collection", "totalItems": 2 } }