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", "litepub": "http://litepub.social/ns#", "directMessage": "litepub:directMessage", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://poliversity.it/users/simonemiglio/statuses/114575423972456949", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-26T17:57:06Z", "url": "https://poliversity.it/@simonemiglio/114575423972456949", "attributedTo": "https://poliversity.it/users/simonemiglio", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://poliversity.it/users/simonemiglio/followers", "https://video.poul.org/accounts/poul", "https://mastodon.uno/users/fedimedia" ], "sensitive": false, "atomUri": "https://poliversity.it/users/simonemiglio/statuses/114575423972456949", "inReplyToAtomUri": null, "conversation": "tag:poliversity.it,2025-05-26:objectId=6685582:objectType=Conversation", "content": "<p>Dr. Richard Stallman (rms) at Politecnico di Milano. Founder of the GNU Project and the Free Software Foundation (FSF).<br>Organised by <span class=\"h-card\" translate=\"no\"><a href=\"https://video.poul.org/accounts/poul\" class=\"u-url mention\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">@<span>poul</span></a></span> and <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.uno/@fedimedia\" class=\"u-url mention\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">@<span>fedimedia</span></a></span> </p><p><a href=\"https://poliversity.it/tags/fsf\" class=\"mention hashtag\" rel=\"tag\">#<span>fsf</span></a> <a href=\"https://poliversity.it/tags/stallman\" class=\"mention hashtag\" rel=\"tag\">#<span>stallman</span></a> <a href=\"https://poliversity.it/tags/rms\" class=\"mention hashtag\" rel=\"tag\">#<span>rms</span></a> <a href=\"https://poliversity.it/tags/poul\" class=\"mention hashtag\" rel=\"tag\">#<span>poul</span></a> <a href=\"https://poliversity.it/tags/polimi\" class=\"mention hashtag\" rel=\"tag\">#<span>polimi</span></a> <a href=\"https://poliversity.it/tags/fedimedia\" class=\"mention hashtag\" rel=\"tag\">#<span>fedimedia</span></a> <a href=\"https://poliversity.it/tags/mastodon\" class=\"mention hashtag\" rel=\"tag\">#<span>mastodon</span></a> <a href=\"https://poliversity.it/tags/gnu\" class=\"mention hashtag\" rel=\"tag\">#<span>gnu</span></a></p>", "contentMap": { "en": "<p>Dr. Richard Stallman (rms) at Politecnico di Milano. Founder of the GNU Project and the Free Software Foundation (FSF).<br>Organised by <span class=\"h-card\" translate=\"no\"><a href=\"https://video.poul.org/accounts/poul\" class=\"u-url mention\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">@<span>poul</span></a></span> and <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.uno/@fedimedia\" class=\"u-url mention\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">@<span>fedimedia</span></a></span> </p><p><a href=\"https://poliversity.it/tags/fsf\" class=\"mention hashtag\" rel=\"tag\">#<span>fsf</span></a> <a href=\"https://poliversity.it/tags/stallman\" class=\"mention hashtag\" rel=\"tag\">#<span>stallman</span></a> <a href=\"https://poliversity.it/tags/rms\" class=\"mention hashtag\" rel=\"tag\">#<span>rms</span></a> <a href=\"https://poliversity.it/tags/poul\" class=\"mention hashtag\" rel=\"tag\">#<span>poul</span></a> <a href=\"https://poliversity.it/tags/polimi\" class=\"mention hashtag\" rel=\"tag\">#<span>polimi</span></a> <a href=\"https://poliversity.it/tags/fedimedia\" class=\"mention hashtag\" rel=\"tag\">#<span>fedimedia</span></a> <a href=\"https://poliversity.it/tags/mastodon\" class=\"mention hashtag\" rel=\"tag\">#<span>mastodon</span></a> <a href=\"https://poliversity.it/tags/gnu\" class=\"mention hashtag\" rel=\"tag\">#<span>gnu</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://s3.poliversity.it/media_attachments/files/114/575/414/058/070/060/original/e1c64aabb0644e41.jpg", "name": null, "blurhash": "UJEfH8M_t7of_MbIRka|^+R*oLay~pt6bat6", "width": 2458, "height": 3264 } ], "tag": [ { "type": "Mention", "href": "https://video.poul.org/accounts/poul", "name": "@poul@video.poul.org" }, { "type": "Mention", "href": "https://mastodon.uno/users/fedimedia", "name": "@fedimedia@mastodon.uno" }, { "type": "Hashtag", "href": "https://poliversity.it/tags/fsf", "name": "#fsf" }, { "type": "Hashtag", "href": "https://poliversity.it/tags/stallman", "name": "#stallman" }, { "type": "Hashtag", "href": "https://poliversity.it/tags/rms", "name": "#rms" }, { "type": "Hashtag", "href": "https://poliversity.it/tags/poul", "name": "#poul" }, { "type": "Hashtag", "href": "https://poliversity.it/tags/polimi", "name": "#polimi" }, { "type": "Hashtag", "href": "https://poliversity.it/tags/fedimedia", "name": "#fedimedia" }, { "type": "Hashtag", "href": "https://poliversity.it/tags/mastodon", "name": "#mastodon" }, { "type": "Hashtag", "href": "https://poliversity.it/tags/gnu", "name": "#gnu" } ], "replies": { "id": "https://poliversity.it/users/simonemiglio/statuses/114575423972456949/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://poliversity.it/users/simonemiglio/statuses/114575423972456949/replies?only_other_accounts=true&page=true", "partOf": "https://poliversity.it/users/simonemiglio/statuses/114575423972456949/replies", "items": [] } }, "likes": { "id": "https://poliversity.it/users/simonemiglio/statuses/114575423972456949/likes", "type": "Collection", "totalItems": 24 }, "shares": { "id": "https://poliversity.it/users/simonemiglio/statuses/114575423972456949/shares", "type": "Collection", "totalItems": 12 } }