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", "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.social/users/UP8/statuses/114438119707368805", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-02T11:58:49Z", "url": "https://mastodon.social/@UP8/114438119707368805", "attributedTo": "https://mastodon.social/users/UP8", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/UP8/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/UP8/statuses/114438119707368805", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-05-02:objectId=986862226:objectType=Conversation", "content": "<p>🚣‍♂️ Scientists develop pneumatic propellers that could replace diesel engines in ferry boats</p><p><a href=\"https://techxplore.com/news/2025-04-scientists-pneumatic-propellers-diesel-ferry.html\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">techxplore.com/news/2025-04-sc</span><span class=\"invisible\">ientists-pneumatic-propellers-diesel-ferry.html</span></a></p><p><a href=\"https://mastodon.social/tags/energy\" class=\"mention hashtag\" rel=\"tag\">#<span>energy</span></a> <a href=\"https://mastodon.social/tags/energytransition\" class=\"mention hashtag\" rel=\"tag\">#<span>energytransition</span></a> <a href=\"https://mastodon.social/tags/boats\" class=\"mention hashtag\" rel=\"tag\">#<span>boats</span></a> <a href=\"https://mastodon.social/tags/ferry\" class=\"mention hashtag\" rel=\"tag\">#<span>ferry</span></a> <a href=\"https://mastodon.social/tags/maritime\" class=\"mention hashtag\" rel=\"tag\">#<span>maritime</span></a> <a href=\"https://mastodon.social/tags/fuel\" class=\"mention hashtag\" rel=\"tag\">#<span>fuel</span></a> <a href=\"https://mastodon.social/tags/energystorage\" class=\"mention hashtag\" rel=\"tag\">#<span>energystorage</span></a></p>", "contentMap": { "en": "<p>🚣‍♂️ Scientists develop pneumatic propellers that could replace diesel engines in ferry boats</p><p><a href=\"https://techxplore.com/news/2025-04-scientists-pneumatic-propellers-diesel-ferry.html\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">techxplore.com/news/2025-04-sc</span><span class=\"invisible\">ientists-pneumatic-propellers-diesel-ferry.html</span></a></p><p><a href=\"https://mastodon.social/tags/energy\" class=\"mention hashtag\" rel=\"tag\">#<span>energy</span></a> <a href=\"https://mastodon.social/tags/energytransition\" class=\"mention hashtag\" rel=\"tag\">#<span>energytransition</span></a> <a href=\"https://mastodon.social/tags/boats\" class=\"mention hashtag\" rel=\"tag\">#<span>boats</span></a> <a href=\"https://mastodon.social/tags/ferry\" class=\"mention hashtag\" rel=\"tag\">#<span>ferry</span></a> <a href=\"https://mastodon.social/tags/maritime\" class=\"mention hashtag\" rel=\"tag\">#<span>maritime</span></a> <a href=\"https://mastodon.social/tags/fuel\" class=\"mention hashtag\" rel=\"tag\">#<span>fuel</span></a> <a href=\"https://mastodon.social/tags/energystorage\" class=\"mention hashtag\" rel=\"tag\">#<span>energystorage</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/energy", "name": "#energy" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/energytransition", "name": "#energytransition" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/boats", "name": "#boats" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/ferry", "name": "#ferry" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/maritime", "name": "#maritime" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/fuel", "name": "#fuel" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/energystorage", "name": "#energystorage" } ], "replies": { "id": "https://mastodon.social/users/UP8/statuses/114438119707368805/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/UP8/statuses/114438119707368805/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/UP8/statuses/114438119707368805/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/UP8/statuses/114438119707368805/likes", "type": "Collection", "totalItems": 2 }, "shares": { "id": "https://mastodon.social/users/UP8/statuses/114438119707368805/shares", "type": "Collection", "totalItems": 0 } }