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" }, "Hashtag": "as:Hashtag", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://mastodon.social/users/pkoppenburg", "type": "Person", "following": "https://mastodon.social/users/pkoppenburg/following", "followers": "https://mastodon.social/users/pkoppenburg/followers", "inbox": "https://mastodon.social/users/pkoppenburg/inbox", "outbox": "https://mastodon.social/users/pkoppenburg/outbox", "featured": "https://mastodon.social/users/pkoppenburg/collections/featured", "featuredTags": "https://mastodon.social/users/pkoppenburg/collections/tags", "preferredUsername": "pkoppenburg", "name": "Patrick Koppenburg 📷", "summary": "<p>Nikhef physicist at LHCb Experiment. Offline software. <a href=\"https://mastodon.social/tags/OpenAccess\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenAccess</span></a> <a href=\"https://mastodon.social/tags/Outreach\" class=\"mention hashtag\" rel=\"tag\">#<span>Outreach</span></a> <a href=\"https://mastodon.social/tags/FlavourAnomalies\" class=\"mention hashtag\" rel=\"tag\">#<span>FlavourAnomalies</span></a>🐧📷🎓💻💫. Born at 327.55 ppm CO₂.</p><p>Also at <a href=\"https://sciencemastodon.com/@pkoppenburg\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">sciencemastodon.com/@pkoppenbu</span><span class=\"invisible\">rg</span></a> for the science.</p>", "url": "https://mastodon.social/@pkoppenburg", "manuallyApprovesFollowers": false, "discoverable": true, "indexable": false, "published": "2022-10-28T00:00:00Z", "memorial": false, "movedTo": "https://sciencemastodon.com/users/pkoppenburg", "publicKey": { "id": "https://mastodon.social/users/pkoppenburg#main-key", "owner": "https://mastodon.social/users/pkoppenburg", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzelb/dS1eMXykJKIcTlQ\nUDFpElI23PEt4cSO5kb67SDTAVtXmqcmWoT7vZu627O/flvEp93ff79gB6lLqD28\n52iY46Tj3+T0E0zYj4ddQnJZUria7trjAbiElXyYNKNVGrncbGTyJXIzaSUO5jDZ\nSc8QVErYHB/QkBz6+4MB7QATc/SwhuI2wIc26/gFgJ6y1IDF63T4CkXjEFQZojKu\ncRoS9wl+HZGAG6ELPJ5Mz+XwcMET5G6qj/xVzCsPkF1z6kkW1AK8lGkVX+2Lzy7E\nACK3ojx4pCeHFWpZ0tyOR88F400yWbn0PgP+F4R4BzBzSW67dZU+5HifBHkq568w\n3QIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/openaccess", "name": "#openaccess" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/outreach", "name": "#outreach" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/flavouranomalies", "name": "#flavouranomalies" } ], "attachment": [], "endpoints": { "sharedInbox": "https://mastodon.social/inbox" }, "icon": { "type": "Image", "mediaType": "image/jpeg", "url": "https://files.mastodon.social/accounts/avatars/109/245/712/397/629/602/original/1a4376d79733ee09.jpg" }, "image": { "type": "Image", "mediaType": "image/jpeg", "url": "https://files.mastodon.social/accounts/headers/109/245/712/397/629/602/original/6ba1b113410aac5a.jpg" } }