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", "https://w3id.org/security/v1" ], "discoverable": true, "endpoints": { "sharedInbox": "https://preferred.social/inbox" }, "icon": { "type": "Image", "url": "https://preferred.social/static/media/users/b0/qh/b0qh6WOJiJ1dnxZ.jpg" }, "id": "https://preferred.social/u/freamon", "image": { "type": "Image", "url": "https://preferred.social/static/media/users/kJ/Wc/kJWc72o53xpwgmw_thumbnail.webp" }, "inbox": "https://preferred.social/u/freamon/inbox", "indexable": false, "manuallyApprovesFollowers": false, "matrixUserId": "@adslater:matrix.org", "name": "freamon", "outbox": "https://preferred.social/u/freamon/outbox", "preferredUsername": "freamon", "publicKey": { "id": "https://preferred.social/u/freamon#main-key", "owner": "https://preferred.social/u/freamon", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5gQA+H4vFToDN6ZOcekD\n/8kY71PWfKQIbSannF6R11P0+zPWCEB2Ss9JTdyFWU8uues6vYto/j2LkxkdzpIR\ndDIOGM5yQsESVQrB6FNGdkD2PODTzBN9N1XywR4xUCN42fgebPZ+JxPdVF7T0hn+\nuOB3sHjqm5JkUKvRw2dsbKechF/ZKIdItkcb2IhKzaRIe4NgUa/ok+ggMROlhBvk\nHb6sHQg2oLAvPoiDK9DpEo3NtEVuLLDzLQ1ox2bCSsp9W78jSHdqEzdmsitqVwo1\nmj0LJdn8LERjy/pniAu4x6Kz1yPw9aT94ktAdXOKxdY6mvqTXAbTCIb8ODouSnSi\n0wIDAQAB\n-----END PUBLIC KEY-----\n" }, "published": "2025-02-17T20:35:32.735033+00:00", "source": { "content": "I am also 'Andrew', the admin of this server. I'll try to remember to only use this account for posting stuff.", "mediaType": "text/markdown" }, "summary": "<p>I am also 'Andrew', the admin of this server. I'll try to remember to only use this account for posting stuff.</p>\n", "type": "Person" }