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" } ], "id": "https://mas.to/users/j9t/statuses/114467840494623736/replies", "type": "Collection", "first": { "id": "https://mas.to/users/j9t/statuses/114467840494623736/replies?page=true", "type": "CollectionPage", "next": "https://mas.to/users/j9t/statuses/114467840494623736/replies?only_other_accounts=true&page=true", "partOf": "https://mas.to/users/j9t/statuses/114467840494623736/replies", "items": [ { "id": "https://mas.to/users/j9t/statuses/114467918336216575", "type": "Note", "summary": null, "inReplyTo": "https://mas.to/users/j9t/statuses/114467840494623736", "published": "2025-05-07T18:17:00Z", "url": "https://mas.to/@j9t/114467918336216575", "attributedTo": "https://mas.to/users/j9t", "to": [ "https://mas.to/users/j9t/followers" ], "cc": [ "https://www.w3.org/ns/activitystreams#Public" ], "sensitive": false, "atomUri": "https://mas.to/users/j9t/statuses/114467918336216575", "inReplyToAtomUri": "https://mas.to/users/j9t/statuses/114467840494623736", "conversation": "tag:mas.to,2025-05-07:objectId=488990872:objectType=Conversation", "content": "<p>I wonder if I should have made this two polls, to specifically ask about FTP! 😅</p>", "contentMap": { "en": "<p>I wonder if I should have made this two polls, to specifically ask about FTP! 😅</p>" }, "attachment": [], "tag": [], "replies": { "id": "https://mas.to/users/j9t/statuses/114467918336216575/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mas.to/users/j9t/statuses/114467918336216575/replies?only_other_accounts=true&page=true", "partOf": "https://mas.to/users/j9t/statuses/114467918336216575/replies", "items": [] } }, "likes": { "id": "https://mas.to/users/j9t/statuses/114467918336216575/likes", "type": "Collection", "totalItems": 3 }, "shares": { "id": "https://mas.to/users/j9t/statuses/114467918336216575/shares", "type": "Collection", "totalItems": 0 } }, { "id": "https://mas.to/users/j9t/statuses/114488981533389712", "type": "Note", "summary": null, "inReplyTo": "https://mas.to/users/j9t/statuses/114467840494623736", "published": "2025-05-11T11:33:39Z", "url": "https://mas.to/@j9t/114488981533389712", "attributedTo": "https://mas.to/users/j9t", "to": [ "https://mas.to/users/j9t/followers" ], "cc": [ "https://www.w3.org/ns/activitystreams#Public" ], "sensitive": false, "atomUri": "https://mas.to/users/j9t/statuses/114488981533389712", "inReplyToAtomUri": "https://mas.to/users/j9t/statuses/114467840494623736", "conversation": "tag:mas.to,2025-05-07:objectId=488990872:objectType=Conversation", "content": "<p>Frankly, I wouldn’t have thought so many people still use SFTP (and I do assume SFTP 🙂)!</p>", "contentMap": { "en": "<p>Frankly, I wouldn’t have thought so many people still use SFTP (and I do assume SFTP 🙂)!</p>" }, "attachment": [], "tag": [], "replies": { "id": "https://mas.to/users/j9t/statuses/114488981533389712/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mas.to/users/j9t/statuses/114488981533389712/replies?only_other_accounts=true&page=true", "partOf": "https://mas.to/users/j9t/statuses/114488981533389712/replies", "items": [] } }, "likes": { "id": "https://mas.to/users/j9t/statuses/114488981533389712/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://mas.to/users/j9t/statuses/114488981533389712/shares", "type": "Collection", "totalItems": 0 } } ] } }