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.gamedev.place/users/rcl/statuses/114519773913617260", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.gamedev.place/users/aras/statuses/114513210583840139", "published": "2025-05-16T22:04:33Z", "url": "https://mastodon.gamedev.place/@rcl/114519773913617260", "attributedTo": "https://mastodon.gamedev.place/users/rcl", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.gamedev.place/users/rcl/followers", "https://mastodon.gamedev.place/users/aras", "https://mastodon.gamedev.place/users/msinilo" ], "sensitive": false, "atomUri": "https://mastodon.gamedev.place/users/rcl/statuses/114519773913617260", "inReplyToAtomUri": "https://mastodon.gamedev.place/users/aras/statuses/114513210583840139", "conversation": "tag:mastodon.gamedev.place,2025-05-15:objectId=150190863:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.gamedev.place/@aras\" class=\"u-url mention\">@<span>aras</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.gamedev.place/@msinilo\" class=\"u-url mention\">@<span>msinilo</span></a></span> think of using as of a <a href=\"https://mastodon.gamedev.place/tags/define\" class=\"mention hashtag\" rel=\"tag\">#<span>define</span></a>, maybe that&#39;ll help.</p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.gamedev.place/@aras\" class=\"u-url mention\">@<span>aras</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.gamedev.place/@msinilo\" class=\"u-url mention\">@<span>msinilo</span></a></span> think of using as of a <a href=\"https://mastodon.gamedev.place/tags/define\" class=\"mention hashtag\" rel=\"tag\">#<span>define</span></a>, maybe that&#39;ll help.</p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://mastodon.gamedev.place/users/aras", "name": "@aras" }, { "type": "Mention", "href": "https://mastodon.gamedev.place/users/msinilo", "name": "@msinilo" }, { "type": "Hashtag", "href": "https://mastodon.gamedev.place/tags/define", "name": "#define" } ], "replies": { "id": "https://mastodon.gamedev.place/users/rcl/statuses/114519773913617260/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.gamedev.place/users/rcl/statuses/114519773913617260/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.gamedev.place/users/rcl/statuses/114519773913617260/replies", "items": [] } }, "likes": { "id": "https://mastodon.gamedev.place/users/rcl/statuses/114519773913617260/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://mastodon.gamedev.place/users/rcl/statuses/114519773913617260/shares", "type": "Collection", "totalItems": 0 } }