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://join-lemmy.org/context.json", "https://www.w3.org/ns/activitystreams" ], "type": "Person", "id": "https://lemmy.ml/u/why0y", "preferredUsername": "why0y", "inbox": "https://lemmy.ml/u/why0y/inbox", "outbox": "https://lemmy.ml/u/why0y/outbox", "publicKey": { "id": "https://lemmy.ml/u/why0y#main-key", "owner": "https://lemmy.ml/u/why0y", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8JB8BkapZsx181LSaxsp\n4Ost2BK4K6guvamx+oQve8E1gLeFsWiW04ZL6iREkejHo/WaUlbd0bzAdqunj3z0\nQFOLT1R+UN94SpXGfEbXAlInchQ7HUjU1RhSAC6esAk7TUDILrGY8NdJkJtElpQE\nqJKo3Trgm1QwVt7h+igeMJQ0syK5QGrSSF/rcxxkvQ1isewdB5omZQ9LDzBiJLt/\nQox5U9NrP3zDJM3ezJOXuteOqdkjouHeDBZgEGQs6+ZydBHFNnfWvo84Tc0i7TU6\ntQdd6ehbtNrVQ5HwjuAlFzvIVlor7dmYrlYicuHuq/wsREETXMUVt52uMtr8QxyP\nawIDAQAB\n-----END PUBLIC KEY-----\n" }, "name": "biocoder.ronin", "summary": "<p>Biology coder, DSci, etc.</p>\n", "source": { "content": "Biology coder, DSci, etc.", "mediaType": "text/markdown" }, "icon": { "type": "Image", "url": "https://lemmy.ml/pictrs/image/af920ba7-a946-483e-bf41-8f774b353d4a.png" }, "image": { "type": "Image", "url": "https://lemmy.ml/pictrs/image/4818efc3-0e79-425f-aad7-21dd23df2b63.jpeg" }, "endpoints": { "sharedInbox": "https://lemmy.ml/inbox" }, "published": "2025-03-07T02:58:26.926100Z" }