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.

Open in browser →
{ "@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://social.coop/users/eob/statuses/109317837019563926", "type": "Note", "summary": "Infrastructure engineering question about Mastodon", "inReplyTo": null, "published": "2022-11-10T05:23:35Z", "url": "https://social.coop/@eob/109317837019563926", "attributedTo": "https://social.coop/users/eob", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://social.coop/users/eob/followers" ], "sensitive": true, "atomUri": "https://social.coop/users/eob/statuses/109317837019563926", "inReplyToAtomUri": null, "conversation": "tag:social.coop,2022-11-10:objectId=40954678:objectType=Conversation", "content": "<p>My understanding of Twitter infrastructure is that dealing with large fanout (i.e. accounts with millions of followers) is particularly challenging and costly.</p><p>In Mastodon, what happens if one popular user gets a million followers from instances all over the fediverse?</p><p>Would anything break? How would the machine costs be shared between the popular user&#39;s instance and the followers&#39; instances?</p>", "contentMap": { "en": "<p>My understanding of Twitter infrastructure is that dealing with large fanout (i.e. accounts with millions of followers) is particularly challenging and costly.</p><p>In Mastodon, what happens if one popular user gets a million followers from instances all over the fediverse?</p><p>Would anything break? How would the machine costs be shared between the popular user&#39;s instance and the followers&#39; instances?</p>" }, "attachment": [], "tag": [], "replies": { "id": "https://social.coop/users/eob/statuses/109317837019563926/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://social.coop/users/eob/statuses/109317837019563926/replies?only_other_accounts=true&page=true", "partOf": "https://social.coop/users/eob/statuses/109317837019563926/replies", "items": [] } }, "likes": { "id": "https://social.coop/users/eob/statuses/109317837019563926/likes", "type": "Collection", "totalItems": 2 }, "shares": { "id": "https://social.coop/users/eob/statuses/109317837019563926/shares", "type": "Collection", "totalItems": 1 } }