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" } } ], "id": "https://pfalz.social/users/halogenoworks", "type": "Person", "following": "https://pfalz.social/users/halogenoworks/following", "followers": "https://pfalz.social/users/halogenoworks/followers", "inbox": "https://pfalz.social/users/halogenoworks/inbox", "outbox": "https://pfalz.social/users/halogenoworks/outbox", "featured": "https://pfalz.social/users/halogenoworks/collections/featured", "featuredTags": "https://pfalz.social/users/halogenoworks/collections/tags", "preferredUsername": "halogenoworks", "name": "halogenoworks", "summary": "", "url": "https://pfalz.social/@halogenoworks", "manuallyApprovesFollowers": false, "discoverable": false, "indexable": false, "published": "2025-06-19T00:00:00Z", "memorial": false, "publicKey": { "id": "https://pfalz.social/users/halogenoworks#main-key", "owner": "https://pfalz.social/users/halogenoworks", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyJ6FysIe/H/xFtGtmFpG\nwZ1/cm55qBAnnMhnCtvFwcozAU6IwoPS0+NX8nMUcDBdIy7fAeQyTGZwE+l81ghQ\njpo6Dp8XsvFTiUrWU6hRnew1OUjtqqeLZ0i5b7EcIEF5+ynfWhZxjD62loGfvysJ\nK5oEBn7gsCOCjlOGl1wPwFCmUUJPP8vB6JsESuhfq1HYgR1yQiuUO9Cck0SzzDZF\nUdJcPeNI1Rr5wT/NaJvbG6zJTF/lTkANlFo4ubf9F1ojCCUWoG5+CuTmYwmqrB40\n99/jq5ZxOxeYD/81YMB9kSI1AZ36ZOMBf5udXW0EnP/1oqltWn6tFob+mcYjMDdi\ncwIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [], "attachment": [], "endpoints": { "sharedInbox": "https://pfalz.social/inbox" } }