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" }, "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://social.epfl.ch/users/ligasser", "type": "Person", "following": "https://social.epfl.ch/users/ligasser/following", "followers": "https://social.epfl.ch/users/ligasser/followers", "inbox": "https://social.epfl.ch/users/ligasser/inbox", "outbox": "https://social.epfl.ch/users/ligasser/outbox", "featured": "https://social.epfl.ch/users/ligasser/collections/featured", "featuredTags": "https://social.epfl.ch/users/ligasser/collections/tags", "preferredUsername": "ligasser", "name": "Linus Gasser", "summary": "<p>Hobby cryptographer with a tendency to prefer decentralized stuff like the internet, email, Mastodon, and of course blockchains in a way or another.</p>", "url": "https://social.epfl.ch/@ligasser", "manuallyApprovesFollowers": false, "discoverable": true, "indexable": true, "published": "2025-02-10T00:00:00Z", "memorial": false, "alsoKnownAs": [ "https://ioc.exchange/users/ineiti" ], "publicKey": { "id": "https://social.epfl.ch/users/ligasser#main-key", "owner": "https://social.epfl.ch/users/ligasser", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4vOyYlgtu4Dl3b2c8ZDY\nnI28jpGl97B3iZcHL3R344LLeLVE2ndiCgHB5S4YVf6OD95vMm3bgMNIu5bMkjuR\nQeEsxBuW6k0+lwYvc0ifDZfSq6QeuH60n2kGNno5AzLxHY1n4mSNXpjUwi5srOo4\nP0KmBYFcRrLYBe9C1iFfwSS72NBx0z3c/CYrsipwTShuxw4j4J3XYueEbeKWN8Wm\nk7v5CbBFNWF8+Yt/zwVt77B6+Q72A0ZQolYaGutdjDgLHb4B8OLu5DUZEYL3GaWq\na+0vu8E80WPeSBKTC462x8RGwWXuLv0vk9MSBIjm92EUkC2A2c404Z0zOHyvdTRy\n5wIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [], "attachment": [], "endpoints": { "sharedInbox": "https://social.epfl.ch/inbox" }, "icon": { "type": "Image", "mediaType": "image/png", "url": "https://social.epfl.ch/system/accounts/avatars/113/978/356/167/091/028/original/56cc3136056846ec.png" } }