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://mastodon.social/users/sebffischer", "type": "Person", "following": "https://mastodon.social/users/sebffischer/following", "followers": "https://mastodon.social/users/sebffischer/followers", "inbox": "https://mastodon.social/users/sebffischer/inbox", "outbox": "https://mastodon.social/users/sebffischer/outbox", "featured": "https://mastodon.social/users/sebffischer/collections/featured", "featuredTags": "https://mastodon.social/users/sebffischer/collections/tags", "preferredUsername": "sebffischer", "name": "sebffischer", "summary": "<p>PhD Student in Statistics / Machine Learning.
Working on mlr3, which is a machine learning framework in R.
Also playing around with programming language design here: <a href=\"https://github.com/dgkf/R\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">github.com/dgkf/R</span><span class=\"invisible\"></span></a></p>", "url": "https://mastodon.social/@sebffischer", "manuallyApprovesFollowers": false, "discoverable": true, "indexable": true, "published": "2024-02-02T00:00:00Z", "memorial": false, "publicKey": { "id": "https://mastodon.social/users/sebffischer#main-key", "owner": "https://mastodon.social/users/sebffischer", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3fUBLprVk1ZbqQEH6zr+\ne5VkV9mur5g/6Uz209hpKF3Mol8N1jJgZiiwp/eJLGpVOwvr4N9Z6YKuhoZdtv8y\nzKh6OSjWS33Eyj8nl85usQAZb4GcMOe5aNhuasKVvZVFfO77/iqgT+ohTXBbIP+p\n+SPAH1GWzDvIdsJMGlTLX2TgcJ7CeNZ1Bhk9JeoUsiol1hbMQeQQeqRRiI17ifF3\nSXdaZEeL98UoGhGqCKgoOmgMSd5WNiKubzF5Assdjkig4O7llNorQrujFO0/m5Gc\nX7aV4OnNUx0hXO1OMPs/QO16eyiKnGfBJC1ca8kJhzTlgQTic+qGVJKFulkpRjQ1\nxQIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [], "attachment": [], "endpoints": { "sharedInbox": "https://mastodon.social/inbox" }, "icon": { "type": "Image", "mediaType": "image/png", "url": "https://files.mastodon.social/accounts/avatars/111/860/688/791/739/210/original/37d7ef4d16335f17.png" } }