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.vivaldi.net/users/modemrunner", "type": "Person", "following": "https://social.vivaldi.net/users/modemrunner/following", "followers": "https://social.vivaldi.net/users/modemrunner/followers", "inbox": "https://social.vivaldi.net/users/modemrunner/inbox", "outbox": "https://social.vivaldi.net/users/modemrunner/outbox", "featured": "https://social.vivaldi.net/users/modemrunner/collections/featured", "featuredTags": "https://social.vivaldi.net/users/modemrunner/collections/tags", "preferredUsername": "modemrunner", "name": "modemrunner", "summary": "<p>Mundus Sine Caesaribus</p>", "url": "https://social.vivaldi.net/@modemrunner", "manuallyApprovesFollowers": false, "discoverable": false, "indexable": false, "published": "2025-03-16T00:00:00Z", "memorial": false, "alsoKnownAs": [ "https://mastodon.uno/users/modemrunner" ], "publicKey": { "id": "https://social.vivaldi.net/users/modemrunner#main-key", "owner": "https://social.vivaldi.net/users/modemrunner", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxHjsKuQLyL47C12djdAI\nMwSn+VS5GAFT/pUirnDrDAI57qjKqdK6tlcaLxWVaSTCYZSUPMPXzBXvDXcdbQUk\nZ2UEX0Lw2yivSeD3wSM89tL+yE+kJie4reMQXpY8vP+6M7m9Fz6qxtGY4VlNYfdm\nFzFAlA0yXCZuW1L0cAMI3tjJ0jpJSmRJlki1WPEew68vhmNihFNwoxdqiBvmXIQ0\n9uVjZ04Ug1465gxuNYHkxnOR2wYEHNBMNKMA4TlKG6GreD2neieGKIdzmiB+XXsK\nd4NdmH1XtIACEZ803hicDdRQ1etVYghj5cx6L3s+1RyHcUtSFHUf03LT8+a8g0IO\n8QIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [], "attachment": [ { "type": "PropertyValue", "name": "www", "value": "<a href=\"https://modemrunner.it\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">modemrunner.it</span><span class=\"invisible\"></span></a>" } ], "endpoints": { "sharedInbox": "https://social.vivaldi.net/inbox" }, "icon": { "type": "Image", "mediaType": "image/png", "url": "https://social-cdn.vivaldi.net/system/accounts/avatars/114/171/302/443/658/939/original/3e2f600b58df1804.png" }, "image": { "type": "Image", "mediaType": "image/png", "url": "https://social-cdn.vivaldi.net/system/accounts/headers/114/171/302/443/658/939/original/7f9bfd80c4dac128.png" } }