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://c18.masto.host/users/historian1661/statuses/114349367414865334", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-16T19:47:56Z", "url": "https://c18.masto.host/@historian1661/114349367414865334", "attributedTo": "https://c18.masto.host/users/historian1661", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://c18.masto.host/users/historian1661/followers" ], "sensitive": false, "atomUri": "https://c18.masto.host/users/historian1661/statuses/114349367414865334", "inReplyToAtomUri": null, "conversation": "tag:c18.masto.host,2025-04-16:objectId=21971710:objectType=Conversation", "content": "<p><a href=\"https://www.thecrimson.com/article/2025/4/16/stanford-columbia-princeton-trump-independence/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">thecrimson.com/article/2025/4/</span><span class=\"invisible\">16/stanford-columbia-princeton-trump-independence/</span></a></p><p><a href=\"https://c18.masto.host/tags/academia\" class=\"mention hashtag\" rel=\"tag\">#<span>academia</span></a> <a href=\"https://c18.masto.host/tags/harvard\" class=\"mention hashtag\" rel=\"tag\">#<span>harvard</span></a> <a href=\"https://c18.masto.host/tags/princeton\" class=\"mention hashtag\" rel=\"tag\">#<span>princeton</span></a> <a href=\"https://c18.masto.host/tags/stanford\" class=\"mention hashtag\" rel=\"tag\">#<span>stanford</span></a></p>", "contentMap": { "en": "<p><a href=\"https://www.thecrimson.com/article/2025/4/16/stanford-columbia-princeton-trump-independence/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">thecrimson.com/article/2025/4/</span><span class=\"invisible\">16/stanford-columbia-princeton-trump-independence/</span></a></p><p><a href=\"https://c18.masto.host/tags/academia\" class=\"mention hashtag\" rel=\"tag\">#<span>academia</span></a> <a href=\"https://c18.masto.host/tags/harvard\" class=\"mention hashtag\" rel=\"tag\">#<span>harvard</span></a> <a href=\"https://c18.masto.host/tags/princeton\" class=\"mention hashtag\" rel=\"tag\">#<span>princeton</span></a> <a href=\"https://c18.masto.host/tags/stanford\" class=\"mention hashtag\" rel=\"tag\">#<span>stanford</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://c18.masto.host/tags/academia", "name": "#academia" }, { "type": "Hashtag", "href": "https://c18.masto.host/tags/harvard", "name": "#harvard" }, { "type": "Hashtag", "href": "https://c18.masto.host/tags/princeton", "name": "#princeton" }, { "type": "Hashtag", "href": "https://c18.masto.host/tags/Stanford", "name": "#Stanford" } ], "replies": { "id": "https://c18.masto.host/users/historian1661/statuses/114349367414865334/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://c18.masto.host/users/historian1661/statuses/114349367414865334/replies?only_other_accounts=true&page=true", "partOf": "https://c18.masto.host/users/historian1661/statuses/114349367414865334/replies", "items": [] } }, "likes": { "id": "https://c18.masto.host/users/historian1661/statuses/114349367414865334/likes", "type": "Collection", "totalItems": 2 }, "shares": { "id": "https://c18.masto.host/users/historian1661/statuses/114349367414865334/shares", "type": "Collection", "totalItems": 0 } }