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/anosidium/statuses/114598434902559857", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-30T19:29:05Z", "url": "https://mastodon.social/@anosidium/114598434902559857", "attributedTo": "https://mastodon.social/users/anosidium", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/anosidium/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/anosidium/statuses/114598434902559857", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-05-30:objectId=1010531202:objectType=Conversation", "content": "<p>When clicking a hashtag in <a href=\"https://mastodon.social/tags/Oliphaunt\" class=\"mention hashtag\" rel=\"tag\">#<span>Oliphaunt</span></a>, which behaviour would you prefer?</p><p>• System contextual menu: supports keyboard navigation, blocks scrolling<br />• Custom popover view: doesn’t support keyboard navigation, allows scrolling</p><p>Your feedback is much appreciated!</p><p><a href=\"https://mastodon.social/tags/Feedback\" class=\"mention hashtag\" rel=\"tag\">#<span>Feedback</span></a> <a href=\"https://mastodon.social/tags/macOS\" class=\"mention hashtag\" rel=\"tag\">#<span>macOS</span></a> <a href=\"https://mastodon.social/tags/MacDev\" class=\"mention hashtag\" rel=\"tag\">#<span>MacDev</span></a> <a href=\"https://mastodon.social/tags/macOSDev\" class=\"mention hashtag\" rel=\"tag\">#<span>macOSDev</span></a> <a href=\"https://mastodon.social/tags/Mac\" class=\"mention hashtag\" rel=\"tag\">#<span>Mac</span></a></p>", "contentMap": { "en": "<p>When clicking a hashtag in <a href=\"https://mastodon.social/tags/Oliphaunt\" class=\"mention hashtag\" rel=\"tag\">#<span>Oliphaunt</span></a>, which behaviour would you prefer?</p><p>• System contextual menu: supports keyboard navigation, blocks scrolling<br />• Custom popover view: doesn’t support keyboard navigation, allows scrolling</p><p>Your feedback is much appreciated!</p><p><a href=\"https://mastodon.social/tags/Feedback\" class=\"mention hashtag\" rel=\"tag\">#<span>Feedback</span></a> <a href=\"https://mastodon.social/tags/macOS\" class=\"mention hashtag\" rel=\"tag\">#<span>macOS</span></a> <a href=\"https://mastodon.social/tags/MacDev\" class=\"mention hashtag\" rel=\"tag\">#<span>MacDev</span></a> <a href=\"https://mastodon.social/tags/macOSDev\" class=\"mention hashtag\" rel=\"tag\">#<span>macOSDev</span></a> <a href=\"https://mastodon.social/tags/Mac\" class=\"mention hashtag\" rel=\"tag\">#<span>Mac</span></a></p>" }, "updated": "2025-05-30T19:31:28Z", "attachment": [ { "type": "Document", "mediaType": "video/mp4", "url": "https://files.mastodon.social/media_attachments/files/114/598/420/407/577/361/original/3fd866d1fad66894.mp4", "name": "A screen recording of Oliphaunt running on macOS Sequoia demonstrating clicking on a toot with various hashtags and opening a system contextual menu displaying options: Browse Toots in clicked hashtag, Browse Toots from toot author in clicked hashtag and mute clicked hashtag.", "blurhash": "UVO3ttjgryIV%gIoNFkC_4D%IUt8rqo#t7sl", "focalPoint": [ 0, 0 ], "width": 1572, "height": 1536 }, { "type": "Document", "mediaType": "video/mp4", "url": "https://files.mastodon.social/media_attachments/files/114/598/422/224/477/613/original/096274df55037756.mp4", "name": "A screen recording of Oliphaunt running on macOS Sequoia demonstrating clicking on a toot with various hashtags and opening a custom popover view displaying options: Browse Toots in clicked hashtag, Browse Toots from toot author in clicked hashtag and mute clicked hashtag.", "blurhash": "UVO3ttjgryIV%gIoNFkC_4D%IUt8rqo#t7sl", "focalPoint": [ 0, 0 ], "width": 1572, "height": 1536 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/oliphaunt", "name": "#oliphaunt" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/feedback", "name": "#feedback" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/macos", "name": "#macos" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/macdev", "name": "#macdev" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/macosdev", "name": "#macosdev" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/mac", "name": "#mac" } ], "replies": { "id": "https://mastodon.social/users/anosidium/statuses/114598434902559857/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/anosidium/statuses/114598434902559857/replies?min_id=114598437361792806&page=true", "partOf": "https://mastodon.social/users/anosidium/statuses/114598434902559857/replies", "items": [ "https://mastodon.social/users/anosidium/statuses/114598437361792806" ] } }, "likes": { "id": "https://mastodon.social/users/anosidium/statuses/114598434902559857/likes", "type": "Collection", "totalItems": 2 }, "shares": { "id": "https://mastodon.social/users/anosidium/statuses/114598434902559857/shares", "type": "Collection", "totalItems": 0 } }