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" }, "Hashtag": "as:Hashtag", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://mastodon.social/users/slomosapien", "type": "Person", "following": "https://mastodon.social/users/slomosapien/following", "followers": "https://mastodon.social/users/slomosapien/followers", "inbox": "https://mastodon.social/users/slomosapien/inbox", "outbox": "https://mastodon.social/users/slomosapien/outbox", "featured": "https://mastodon.social/users/slomosapien/collections/featured", "featuredTags": "https://mastodon.social/users/slomosapien/collections/tags", "preferredUsername": "slomosapien", "name": "slomosapien", "summary": "<p>Inveterate and committed <a href=\"https://mastodon.social/tags/pedestrian\" class=\"mention hashtag\" rel=\"tag\">#<span>pedestrian</span></a> (<a href=\"https://mastodon.social/tags/fuckcars\" class=\"mention hashtag\" rel=\"tag\">#<span>fuckcars</span></a>)</p><p>Bad and unproductive <a href=\"https://mastodon.social/tags/artist\" class=\"mention hashtag\" rel=\"tag\">#<span>artist</span></a>, doing digital <a href=\"https://mastodon.social/tags/interactive\" class=\"mention hashtag\" rel=\"tag\">#<span>interactive</span></a> <a href=\"https://mastodon.social/tags/art\" class=\"mention hashtag\" rel=\"tag\">#<span>art</span></a></p><p>I&#39;m an embarassed <a href=\"https://mastodon.social/tags/coffeesnob\" class=\"mention hashtag\" rel=\"tag\">#<span>coffeesnob</span></a></p><p>Here for <a href=\"https://mastodon.social/tags/protest\" class=\"mention hashtag\" rel=\"tag\">#<span>protest</span></a> <a href=\"https://mastodon.social/tags/organizing\" class=\"mention hashtag\" rel=\"tag\">#<span>organizing</span></a> <a href=\"https://mastodon.social/tags/emacs\" class=\"mention hashtag\" rel=\"tag\">#<span>emacs</span></a> <a href=\"https://mastodon.social/tags/selfhosting\" class=\"mention hashtag\" rel=\"tag\">#<span>selfhosting</span></a> <a href=\"https://mastodon.social/tags/decentralized\" class=\"mention hashtag\" rel=\"tag\">#<span>decentralized</span></a> and community</p><p>20 year <a href=\"https://mastodon.social/tags/debian\" class=\"mention hashtag\" rel=\"tag\">#<span>debian</span></a> user, why would I ever want something else?</p><p>Im a fan of <a href=\"https://mastodon.social/tags/cartooning\" class=\"mention hashtag\" rel=\"tag\">#<span>cartooning</span></a></p><p>Oh yeah. I think you&#39;re cool</p>", "url": "https://mastodon.social/@slomosapien", "manuallyApprovesFollowers": false, "discoverable": false, "indexable": false, "published": "2025-03-15T00:00:00Z", "memorial": false, "movedTo": "https://buzz.cicadas.surf/users/slomosapien", "publicKey": { "id": "https://mastodon.social/users/slomosapien#main-key", "owner": "https://mastodon.social/users/slomosapien", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwC/Ff6Br60bpppOl94cW\n6RHq6TqJg6KDLVo+WiZD+zT98m/ujMqI9OuFnsZaf7oXWfnqWNXireqSjRxD2Jzl\ndUeKPWlcnmYeZNnhjsjwkjtJ4Vo/+oBkDj21KwdYXhbQTRWSKhUXE1CrEpJulH2m\n8MkrlmxF0KjtDXxT3NcWlAywDHmZLn0/aVUW5B73HcQ4P8spkddArAYcl9SmSmO6\n9DN6ntAUKoo1J9x8Zf6sNPcenHjeXg0C913y4tKsBYvKjvio57QxoSqg1/e0cCl0\nk2UNwW2TESC7Rg4yPVzuuj6QuoeCPwXpp4s3tRiVN4dXCXwhf3F6h3aICUwlbKGh\n8QIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/art", "name": "#art" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/protest", "name": "#protest" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/debian", "name": "#debian" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/artist", "name": "#artist" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/emacs", "name": "#emacs" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/decentralized", "name": "#decentralized" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/selfhosting", "name": "#selfhosting" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/pedestrian", "name": "#pedestrian" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/interactive", "name": "#interactive" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/cartooning", "name": "#cartooning" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/organizing", "name": "#organizing" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/coffeesnob", "name": "#coffeesnob" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/fuckcars", "name": "#fuckcars" } ], "attachment": [], "endpoints": { "sharedInbox": "https://mastodon.social/inbox" }, "icon": { "type": "Image", "mediaType": "image/jpeg", "url": "https://files.mastodon.social/accounts/avatars/114/166/182/745/624/957/original/4a935cd887b56325.jpg" } }