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/mistersql/statuses/114246483760564821", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-03-29T15:43:16Z", "url": "https://mastodon.social/@mistersql/114246483760564821", "attributedTo": "https://mastodon.social/users/mistersql", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/mistersql/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/mistersql/statuses/114246483760564821", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-03-29:objectId=958627597:objectType=Conversation", "content": "<p>Your periodic reminder that old <a href=\"https://mastodon.social/tags/COBOL\" class=\"mention hashtag\" rel=\"tag\">#<span>COBOL</span></a> isn&#39;t only old COBOL. It is IBM assembler with some COBOL for the easier parts. Business apps written in assembler because the COBOL wasn&#39;t fast enough.</p><p>I can get the gist of code in most languages, but when I look at edin (assembler!) I can&#39;t figure out what is going on despite profuse comments.</p>", "contentMap": { "en": "<p>Your periodic reminder that old <a href=\"https://mastodon.social/tags/COBOL\" class=\"mention hashtag\" rel=\"tag\">#<span>COBOL</span></a> isn&#39;t only old COBOL. It is IBM assembler with some COBOL for the easier parts. Business apps written in assembler because the COBOL wasn&#39;t fast enough.</p><p>I can get the gist of code in most languages, but when I look at edin (assembler!) I can&#39;t figure out what is going on despite profuse comments.</p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/cobol", "name": "#cobol" } ], "replies": { "id": "https://mastodon.social/users/mistersql/statuses/114246483760564821/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/mistersql/statuses/114246483760564821/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/mistersql/statuses/114246483760564821/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/mistersql/statuses/114246483760564821/likes", "type": "Collection", "totalItems": 4 }, "shares": { "id": "https://mastodon.social/users/mistersql/statuses/114246483760564821/shares", "type": "Collection", "totalItems": 1 } }