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/pgconfdev/collections/featured", "type": "OrderedCollection", "totalItems": 1, "orderedItems": [ { "id": "https://mastodon.social/users/pgconfdev/statuses/114104267884031380", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-03-04T12:55:54Z", "url": "https://mastodon.social/@pgconfdev/114104267884031380", "attributedTo": "https://mastodon.social/users/pgconfdev", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/pgconfdev/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/pgconfdev/statuses/114104267884031380", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-03-04:objectId=936633612:objectType=Conversation", "content": "<p>The schedule for <a href=\"https://mastodon.social/tags/PGConfdev\" class=\"mention hashtag\" rel=\"tag\">#<span>PGConfdev</span></a> has been published @ <a href=\"https://2025.pgconf.dev/schedule.html\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">2025.pgconf.dev/schedule.html</span><span class=\"invisible\"></span></a> - please come join us in Montreal, May 13-16. As usual, we expect four amazing days of meets, talks, unconference, social events, and the famous hallway track!</p>", "contentMap": { "en": "<p>The schedule for <a href=\"https://mastodon.social/tags/PGConfdev\" class=\"mention hashtag\" rel=\"tag\">#<span>PGConfdev</span></a> has been published @ <a href=\"https://2025.pgconf.dev/schedule.html\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">2025.pgconf.dev/schedule.html</span><span class=\"invisible\"></span></a> - please come join us in Montreal, May 13-16. As usual, we expect four amazing days of meets, talks, unconference, social events, and the famous hallway track!</p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/pgconfdev", "name": "#pgconfdev" } ], "replies": { "id": "https://mastodon.social/users/pgconfdev/statuses/114104267884031380/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/pgconfdev/statuses/114104267884031380/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/pgconfdev/statuses/114104267884031380/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/pgconfdev/statuses/114104267884031380/likes", "type": "Collection", "totalItems": 5 }, "shares": { "id": "https://mastodon.social/users/pgconfdev/statuses/114104267884031380/shares", "type": "Collection", "totalItems": 6 } } ] }