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://sigmoid.social/users/isws/statuses/114669669774844798", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-12T09:25:02Z", "url": "https://sigmoid.social/@isws/114669669774844798", "attributedTo": "https://sigmoid.social/users/isws", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://sigmoid.social/users/isws/followers" ], "sensitive": false, "atomUri": "https://sigmoid.social/users/isws/statuses/114669669774844798", "inReplyToAtomUri": null, "conversation": "tag:sigmoid.social,2025-06-12:objectId=59828742:objectType=Conversation", "content": "<p>Team Vulcan at the morning yoga session. </p><p><a href=\"https://sigmoid.social/tags/isws2025\" class=\"mention hashtag\" rel=\"tag\">#<span>isws2025</span></a> <a href=\"https://sigmoid.social/tags/summerschool\" class=\"mention hashtag\" rel=\"tag\">#<span>summerschool</span></a> <a href=\"https://sigmoid.social/tags/bertinoro\" class=\"mention hashtag\" rel=\"tag\">#<span>bertinoro</span></a> <a href=\"https://sigmoid.social/tags/yoga\" class=\"mention hashtag\" rel=\"tag\">#<span>yoga</span></a> <a href=\"https://sigmoid.social/tags/menssana\" class=\"mention hashtag\" rel=\"tag\">#<span>menssana</span></a></p>", "contentMap": { "en": "<p>Team Vulcan at the morning yoga session. </p><p><a href=\"https://sigmoid.social/tags/isws2025\" class=\"mention hashtag\" rel=\"tag\">#<span>isws2025</span></a> <a href=\"https://sigmoid.social/tags/summerschool\" class=\"mention hashtag\" rel=\"tag\">#<span>summerschool</span></a> <a href=\"https://sigmoid.social/tags/bertinoro\" class=\"mention hashtag\" rel=\"tag\">#<span>bertinoro</span></a> <a href=\"https://sigmoid.social/tags/yoga\" class=\"mention hashtag\" rel=\"tag\">#<span>yoga</span></a> <a href=\"https://sigmoid.social/tags/menssana\" class=\"mention hashtag\" rel=\"tag\">#<span>menssana</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://cdn.masto.host/sigmoidsocial/media_attachments/files/114/669/666/073/186/635/original/03fa64883f5520bc.png", "name": "Four team members of team Vulcan of ISWS 2025, posing for a selfie before the usual morning yoga class.", "blurhash": "UFI4U}0g=z9u_K=1?Yv-%MS1xIOUIoNKj]%1", "focalPoint": [ 0, 0 ], "width": 4000, "height": 1848 } ], "tag": [ { "type": "Hashtag", "href": "https://sigmoid.social/tags/isws2025", "name": "#isws2025" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/summerschool", "name": "#summerschool" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/bertinoro", "name": "#bertinoro" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/yoga", "name": "#yoga" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/menssana", "name": "#menssana" } ], "replies": { "id": "https://sigmoid.social/users/isws/statuses/114669669774844798/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://sigmoid.social/users/isws/statuses/114669669774844798/replies?only_other_accounts=true&page=true", "partOf": "https://sigmoid.social/users/isws/statuses/114669669774844798/replies", "items": [] } }, "likes": { "id": "https://sigmoid.social/users/isws/statuses/114669669774844798/likes", "type": "Collection", "totalItems": 2 }, "shares": { "id": "https://sigmoid.social/users/isws/statuses/114669669774844798/shares", "type": "Collection", "totalItems": 0 } }