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://med-mastodon.com/users/s4me/collections/featured", "type": "OrderedCollection", "totalItems": 1, "orderedItems": [ { "id": "https://med-mastodon.com/users/s4me/statuses/114411981627673107", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-27T21:11:33Z", "url": "https://med-mastodon.com/@s4me/114411981627673107", "attributedTo": "https://med-mastodon.com/users/s4me", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://med-mastodon.com/users/s4me/followers", "https://a.gup.pe/u/mecfs", "https://a.gup.pe/u/mecfs/followers" ], "sensitive": false, "atomUri": "https://med-mastodon.com/users/s4me/statuses/114411981627673107", "inReplyToAtomUri": null, "conversation": "tag:med-mastodon.com,2025-04-27:objectId=130440228:objectType=Conversation", "content": "<p>Our latest News in Brief post has headlines and links to further reading for <a href=\"https://med-mastodon.com/tags/MECFS\" class=\"mention hashtag\" rel=\"tag\">#<span>MECFS</span></a>, <a href=\"https://med-mastodon.com/tags/LongCovid\" class=\"mention hashtag\" rel=\"tag\">#<span>LongCovid</span></a>, and related news, advocacy and research for the week of April 21 - 27.</p><p>Topics:<br />News, advocacy and articles<br />Coming events<br />Research news and commentary<br />&amp; Published research</p><p><a href=\"https://www.s4me.info/threads/news-in-brief-april-2025.43486/#post-605047\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">s4me.info/threads/news-in-brie</span><span class=\"invisible\">f-april-2025.43486/#post-605047</span></a></p><p><span class=\"h-card\" translate=\"no\"><a href=\"https://a.gup.pe/u/mecfs\" class=\"u-url mention\">@<span>mecfs</span></a></span></p>", "contentMap": { "en": "<p>Our latest News in Brief post has headlines and links to further reading for <a href=\"https://med-mastodon.com/tags/MECFS\" class=\"mention hashtag\" rel=\"tag\">#<span>MECFS</span></a>, <a href=\"https://med-mastodon.com/tags/LongCovid\" class=\"mention hashtag\" rel=\"tag\">#<span>LongCovid</span></a>, and related news, advocacy and research for the week of April 21 - 27.</p><p>Topics:<br />News, advocacy and articles<br />Coming events<br />Research news and commentary<br />&amp; Published research</p><p><a href=\"https://www.s4me.info/threads/news-in-brief-april-2025.43486/#post-605047\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">s4me.info/threads/news-in-brie</span><span class=\"invisible\">f-april-2025.43486/#post-605047</span></a></p><p><span class=\"h-card\" translate=\"no\"><a href=\"https://a.gup.pe/u/mecfs\" class=\"u-url mention\">@<span>mecfs</span></a></span></p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://a.gup.pe/u/mecfs", "name": "@mecfs@a.gup.pe" }, { "type": "Hashtag", "href": "https://med-mastodon.com/tags/mecfs", "name": "#mecfs" }, { "type": "Hashtag", "href": "https://med-mastodon.com/tags/LongCovid", "name": "#LongCovid" } ], "replies": { "id": "https://med-mastodon.com/users/s4me/statuses/114411981627673107/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://med-mastodon.com/users/s4me/statuses/114411981627673107/replies?only_other_accounts=true&page=true", "partOf": "https://med-mastodon.com/users/s4me/statuses/114411981627673107/replies", "items": [] } }, "likes": { "id": "https://med-mastodon.com/users/s4me/statuses/114411981627673107/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://med-mastodon.com/users/s4me/statuses/114411981627673107/shares", "type": "Collection", "totalItems": 4 } } ] }