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", "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" }, "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://infosec.exchange/users/silent", "type": "Person", "following": "https://infosec.exchange/users/silent/following", "followers": "https://infosec.exchange/users/silent/followers", "inbox": "https://infosec.exchange/users/silent/inbox", "outbox": "https://infosec.exchange/users/silent/outbox", "featured": "https://infosec.exchange/users/silent/collections/featured", "featuredTags": "https://infosec.exchange/users/silent/collections/tags", "preferredUsername": "silent", "name": "Aircorridor", "summary": "<p>Tech writer at Hackers-Arise | Educator | Programmer</p><p>All opinions are my own</p>", "url": "https://infosec.exchange/@silent", "manuallyApprovesFollowers": false, "discoverable": false, "indexable": false, "published": "2025-06-20T00:00:00Z", "memorial": false, "publicKey": { "id": "https://infosec.exchange/users/silent#main-key", "owner": "https://infosec.exchange/users/silent", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApAbWtXVhIK6gS3tqTQJg\niHowIFV6yrXgZgH0RCn15YnVaZU9YUUhahnfjerDYF+EXbR9iR1u5Ta0o1CNIfU8\nIv3bbl/vbA6NbhdSaJEhjqADD/JoS4W5y5hCSxIiGPwrqpmPHt3ivz6CNgLddSUE\n6e6CWLKr2dNHijrcSyvYpA3qiQwxOLtInv2gSUt6Y8K8BE0BKL2B7YbvpfIsR3Jd\nUWNzVHdEZLGs6J6SCt2lpQVoGzx8qMq+hikw7ZP/7Kv0hsTCN1VykHJM0sStsbPA\n3yir/WIHFRRORFCyXpDml+3lgYgU2UoizcUNC5uhlIhvS7oeRnt2wA8RzSsCREp0\nswIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [], "attachment": [], "endpoints": { "sharedInbox": "https://infosec.exchange/inbox" }, "icon": { "type": "Image", "mediaType": "image/jpeg", "url": "https://media.infosec.exchange/infosec.exchange/accounts/avatars/114/717/058/241/567/463/original/67508fb32727d6be.jpg" }, "image": { "type": "Image", "mediaType": "image/jpeg", "url": "https://media.infosec.exchange/infosec.exchange/accounts/headers/114/717/058/241/567/463/original/1e690ed4e7226cc9.jpg" } }