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.cloud/users/atomjack/statuses/114672552947604613", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-12T21:38:16Z", "url": "https://mastodon.cloud/@atomjack/114672552947604613", "attributedTo": "https://mastodon.cloud/users/atomjack", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.cloud/users/atomjack/followers" ], "sensitive": false, "atomUri": "https://mastodon.cloud/users/atomjack/statuses/114672552947604613", "inReplyToAtomUri": null, "conversation": "tag:mastodon.cloud,2025-06-12:objectId=467889953:objectType=Conversation", "content": "<p>pilot indicates...</p><p><a href=\"https://mastodon.cloud/tags/startrek\" class=\"mention hashtag\" rel=\"tag\">#<span>startrek</span></a> <a href=\"https://mastodon.cloud/tags/pilot\" class=\"mention hashtag\" rel=\"tag\">#<span>pilot</span></a> <a href=\"https://mastodon.cloud/tags/scans\" class=\"mention hashtag\" rel=\"tag\">#<span>scans</span></a> <a href=\"https://mastodon.cloud/tags/indicate\" class=\"mention hashtag\" rel=\"tag\">#<span>indicate</span></a> <a href=\"https://mastodon.cloud/tags/idiots\" class=\"mention hashtag\" rel=\"tag\">#<span>idiots</span></a> <a href=\"https://mastodon.cloud/tags/vidcap\" class=\"mention hashtag\" rel=\"tag\">#<span>vidcap</span></a> <a href=\"https://mastodon.cloud/tags/animatedgif\" class=\"mention hashtag\" rel=\"tag\">#<span>animatedgif</span></a></p>", "contentMap": { "en": "<p>pilot indicates...</p><p><a href=\"https://mastodon.cloud/tags/startrek\" class=\"mention hashtag\" rel=\"tag\">#<span>startrek</span></a> <a href=\"https://mastodon.cloud/tags/pilot\" class=\"mention hashtag\" rel=\"tag\">#<span>pilot</span></a> <a href=\"https://mastodon.cloud/tags/scans\" class=\"mention hashtag\" rel=\"tag\">#<span>scans</span></a> <a href=\"https://mastodon.cloud/tags/indicate\" class=\"mention hashtag\" rel=\"tag\">#<span>indicate</span></a> <a href=\"https://mastodon.cloud/tags/idiots\" class=\"mention hashtag\" rel=\"tag\">#<span>idiots</span></a> <a href=\"https://mastodon.cloud/tags/vidcap\" class=\"mention hashtag\" rel=\"tag\">#<span>vidcap</span></a> <a href=\"https://mastodon.cloud/tags/animatedgif\" class=\"mention hashtag\" rel=\"tag\">#<span>animatedgif</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "video/mp4", "url": "https://media.mastodon.cloud/media_attachments/files/114/672/549/998/651/853/original/1d786fed611087d3.mp4", "name": null, "blurhash": "U68}0?I7x^-;?b4nD%RPJBnOt8WAyZ-Pt7T0", "width": 400, "height": 300 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.cloud/tags/startrek", "name": "#startrek" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/pilot", "name": "#pilot" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/scans", "name": "#scans" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/indicate", "name": "#indicate" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/idiots", "name": "#idiots" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/vidcap", "name": "#vidcap" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/animatedgif", "name": "#animatedgif" } ], "replies": { "id": "https://mastodon.cloud/users/atomjack/statuses/114672552947604613/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.cloud/users/atomjack/statuses/114672552947604613/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.cloud/users/atomjack/statuses/114672552947604613/replies", "items": [] } } }