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://fosstodon.org/users/castaway/statuses/114369518535094936", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-20T09:12:38Z", "url": "https://fosstodon.org/@castaway/114369518535094936", "attributedTo": "https://fosstodon.org/users/castaway", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://fosstodon.org/users/castaway/followers" ], "sensitive": false, "atomUri": "https://fosstodon.org/users/castaway/statuses/114369518535094936", "inReplyToAtomUri": null, "conversation": "tag:fosstodon.org,2025-04-20:objectId=309015220:objectType=Conversation", "content": "<p>Debugging <a href=\"https://fosstodon.org/tags/Perl\" class=\"mention hashtag\" rel=\"tag\">#<span>Perl</span></a> <a href=\"https://fosstodon.org/tags/UTF8\" class=\"mention hashtag\" rel=\"tag\">#<span>UTF8</span></a> <a href=\"https://fosstodon.org/tags/JSON\" class=\"mention hashtag\" rel=\"tag\">#<span>JSON</span></a> <a href=\"https://fosstodon.org/tags/API\" class=\"mention hashtag\" rel=\"tag\">#<span>API</span></a> issues on an Easter Sunday morning, why do I do this to myself.. ? <a href=\"https://fosstodon.org/tags/programming\" class=\"mention hashtag\" rel=\"tag\">#<span>programming</span></a></p>", "contentMap": { "en": "<p>Debugging <a href=\"https://fosstodon.org/tags/Perl\" class=\"mention hashtag\" rel=\"tag\">#<span>Perl</span></a> <a href=\"https://fosstodon.org/tags/UTF8\" class=\"mention hashtag\" rel=\"tag\">#<span>UTF8</span></a> <a href=\"https://fosstodon.org/tags/JSON\" class=\"mention hashtag\" rel=\"tag\">#<span>JSON</span></a> <a href=\"https://fosstodon.org/tags/API\" class=\"mention hashtag\" rel=\"tag\">#<span>API</span></a> issues on an Easter Sunday morning, why do I do this to myself.. ? <a href=\"https://fosstodon.org/tags/programming\" class=\"mention hashtag\" rel=\"tag\">#<span>programming</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://fosstodon.org/tags/perl", "name": "#perl" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/utf8", "name": "#utf8" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/json", "name": "#json" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/api", "name": "#api" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/programming", "name": "#programming" } ], "replies": { "id": "https://fosstodon.org/users/castaway/statuses/114369518535094936/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://fosstodon.org/users/castaway/statuses/114369518535094936/replies?min_id=114370238108899842&page=true", "partOf": "https://fosstodon.org/users/castaway/statuses/114369518535094936/replies", "items": [ "https://fosstodon.org/users/castaway/statuses/114370238108899842" ] } }, "likes": { "id": "https://fosstodon.org/users/castaway/statuses/114369518535094936/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://fosstodon.org/users/castaway/statuses/114369518535094936/shares", "type": "Collection", "totalItems": 0 } }