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", { "manuallyApprovesFollowers": "as:manuallyApprovesFollowers", "toot": "http://joinmastodon.org/ns#", "featured": { "@id": "toot:featured", "@type": "@id" }, "featuredTags": { "@id": "toot:featuredTags", "@type": "@id" }, "alsoKnownAs": { "@id": "as:alsoKnownAs", "@type": "@id" }, "movedTo": { "@id": "as:movedTo", "@type": "@id" }, "schema": "http://schema.org#", "PropertyValue": "schema:PropertyValue", "value": "schema:value", "discoverable": "toot:discoverable", "suspended": "toot:suspended", "memorial": "toot:memorial", "indexable": "toot:indexable", "attributionDomains": { "@id": "toot:attributionDomains", "@type": "@id" } } ], "id": "https://mastodon.social/users/sino611", "type": "Person", "following": "https://mastodon.social/users/sino611/following", "followers": "https://mastodon.social/users/sino611/followers", "inbox": "https://mastodon.social/users/sino611/inbox", "outbox": "https://mastodon.social/users/sino611/outbox", "featured": "https://mastodon.social/users/sino611/collections/featured", "featuredTags": "https://mastodon.social/users/sino611/collections/tags", "preferredUsername": "sino611", "name": "Alexander Sinoviev", "summary": "", "url": "https://mastodon.social/@sino611", "manuallyApprovesFollowers": false, "discoverable": true, "indexable": true, "published": "2025-02-16T00:00:00Z", "memorial": false, "publicKey": { "id": "https://mastodon.social/users/sino611#main-key", "owner": "https://mastodon.social/users/sino611", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxB48Vl+WIWTtjYzszNfX\nbrQ0gJDrYbdsmdC5i8BtTGdKck/pFiHv0jvyQrq/fMEJk7ovpOyS4ENgHeCDk2E+\nMS3YMKuNg6QG9Hx5ROj53Zmopl+Su9MZzxmaww2ShFQ47/3ejn4jXtcNTw4abxrn\n+jnyqcoJyUIuAwUrjE5uvrxhLq+P82S8/ZmMy8d6HSizRFWbVYss6+mBgTEke4xj\nyH7Z9RL4G6CxjvxxJs+Kaoz7PirP4F362GL8qOSiqn//vRmluzKZtEZk9JNVWebE\nralC1efdvlTcZguQYGHoLdfmm0O/yQAGvBJArPNSZlo+VzXxn+IRbeueqYrB3C+l\n2wIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [], "attachment": [], "endpoints": { "sharedInbox": "https://mastodon.social/inbox" } }