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.uno/users/paoloredaelli/statuses/114574763425412476", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-26T15:09:06Z", "url": "https://mastodon.uno/@paoloredaelli/114574763425412476", "attributedTo": "https://mastodon.uno/users/paoloredaelli", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.uno/users/paoloredaelli/followers" ], "sensitive": false, "atomUri": "https://mastodon.uno/users/paoloredaelli/statuses/114574763425412476", "inReplyToAtomUri": null, "conversation": "tag:mastodon.uno,2025-05-26:objectId=160484509:objectType=Conversation", "content": "<p><a href=\"https://mastodon.uno/tags/Rms\" class=\"mention hashtag\" rel=\"tag\">#<span>Rms</span></a> al <a href=\"https://mastodon.uno/tags/Polimi\" class=\"mention hashtag\" rel=\"tag\">#<span>Polimi</span></a>, 28 anni dopo averlo incontrato ad <a href=\"https://mastodon.uno/tags/IPISA\" class=\"mention hashtag\" rel=\"tag\">#<span>IPISA</span></a> nel 1997.<br />So già che lo troverò invecchiato ed acciaccato. Vorrei solo salutarlo e ringraziarlo per una vita spesa per la libertà nel software!</p>", "contentMap": { "it": "<p><a href=\"https://mastodon.uno/tags/Rms\" class=\"mention hashtag\" rel=\"tag\">#<span>Rms</span></a> al <a href=\"https://mastodon.uno/tags/Polimi\" class=\"mention hashtag\" rel=\"tag\">#<span>Polimi</span></a>, 28 anni dopo averlo incontrato ad <a href=\"https://mastodon.uno/tags/IPISA\" class=\"mention hashtag\" rel=\"tag\">#<span>IPISA</span></a> nel 1997.<br />So già che lo troverò invecchiato ed acciaccato. Vorrei solo salutarlo e ringraziarlo per una vita spesa per la libertà nel software!</p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.uno/tags/rms", "name": "#rms" }, { "type": "Hashtag", "href": "https://mastodon.uno/tags/Polimi", "name": "#Polimi" }, { "type": "Hashtag", "href": "https://mastodon.uno/tags/ipisa", "name": "#ipisa" } ], "replies": { "id": "https://mastodon.uno/users/paoloredaelli/statuses/114574763425412476/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.uno/users/paoloredaelli/statuses/114574763425412476/replies?min_id=114597192992845617&page=true", "partOf": "https://mastodon.uno/users/paoloredaelli/statuses/114574763425412476/replies", "items": [ "https://mastodon.uno/users/paoloredaelli/statuses/114597192992845617" ] } }, "likes": { "id": "https://mastodon.uno/users/paoloredaelli/statuses/114574763425412476/likes", "type": "Collection", "totalItems": 3 }, "shares": { "id": "https://mastodon.uno/users/paoloredaelli/statuses/114574763425412476/shares", "type": "Collection", "totalItems": 1 } }