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" }, "Emoji": "toot:Emoji", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://fosstodon.org/users/neutrinoceros", "type": "Person", "following": "https://fosstodon.org/users/neutrinoceros/following", "followers": "https://fosstodon.org/users/neutrinoceros/followers", "inbox": "https://fosstodon.org/users/neutrinoceros/inbox", "outbox": "https://fosstodon.org/users/neutrinoceros/outbox", "featured": "https://fosstodon.org/users/neutrinoceros/collections/featured", "featuredTags": "https://fosstodon.org/users/neutrinoceros/collections/tags", "preferredUsername": "neutrinoceros", "name": "Clément Robert :python:", "summary": "<p>Scientific Software Engineer.<br />PhD in astrophysicist.<br />Cat person.</p><p>Maintainer of <span class=\"h-card\" translate=\"no\"><a href=\"https://astrodon.social/@astropy\" class=\"u-url mention\">@<span>astropy</span></a></span>, <a href=\"https://fosstodon.org/tags/yt_project\" class=\"mention hashtag\" rel=\"tag\">#<span>yt_project</span></a>, <a href=\"https://fosstodon.org/tags/h5py\" class=\"mention hashtag\" rel=\"tag\">#<span>h5py</span></a>, <a href=\"https://fosstodon.org/tags/cmasher\" class=\"mention hashtag\" rel=\"tag\">#<span>cmasher</span></a> and more.</p><p><a href=\"https://fosstodon.org/tags/Python\" class=\"mention hashtag\" rel=\"tag\">#<span>Python</span></a></p>", "url": "https://fosstodon.org/@neutrinoceros", "manuallyApprovesFollowers": false, "discoverable": true, "indexable": false, "published": "2022-11-05T00:00:00Z", "memorial": false, "publicKey": { "id": "https://fosstodon.org/users/neutrinoceros#main-key", "owner": "https://fosstodon.org/users/neutrinoceros", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxPFpJgnZMad0wpbFjUiK\nBWN1vpCnES/mBErZuCkAegOqDM6YN+B6VXahA3DyaL+dLfPzR2yreXnf8////2Kh\nrGskWIlLixiWw2bcZ9FM3lLqyZakZkH+Y0Y833U3f4GvjPFVOUy7UTGng86KsX+v\nm5lSdxhwrYLUdQIxVBVTr5LOBjjyMs58PYCey2VeOmkELPJsVTBqWyPrb6t8ccJe\n0GZmg4NJj8A9ih+wvwFORBK9qmDjTOZiYE7g6i4TNah6A2Xe4HTJFGLvpzpMf94n\nFSHGiGnVmHXKg+FdcjNanRUgxq0GW1VC/M6i1e63xeMl/f6c2EaSuulvHjKbCdaM\nUQIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [ { "id": "https://fosstodon.org/emojis/25124", "type": "Emoji", "name": ":python:", "updated": "2018-09-30T12:30:29Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://cdn.fosstodon.org/custom_emojis/images/000/025/124/original/7e1fe81995650028.png" } }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/python", "name": "#python" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/h5py", "name": "#h5py" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/yt_project", "name": "#yt_project" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/cmasher", "name": "#cmasher" } ], "attachment": [ { "type": "PropertyValue", "name": "GitHub", "value": "<a href=\"https://github.com/neutrinoceros\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">github.com/neutrinoceros</span><span class=\"invisible\"></span></a>" } ], "endpoints": { "sharedInbox": "https://fosstodon.org/inbox" }, "icon": { "type": "Image", "mediaType": "image/jpeg", "url": "https://cdn.fosstodon.org/accounts/avatars/109/291/236/724/668/108/original/4fe331c7e2b44f52.jpg" }, "image": { "type": "Image", "mediaType": "image/png", "url": "https://cdn.fosstodon.org/accounts/headers/109/291/236/724/668/108/original/bb32d3220b09562c.png" } }