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.
{
"@context": [
"https://join-lemmy.org/context.json",
"https://www.w3.org/ns/activitystreams"
],
"type": "Person",
"id": "https://lemmy.world/u/maris",
"preferredUsername": "maris",
"inbox": "https://lemmy.world/u/maris/inbox",
"outbox": "https://lemmy.world/u/maris/outbox",
"publicKey": {
"id": "https://lemmy.world/u/maris#main-key",
"owner": "https://lemmy.world/u/maris",
"publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwCXZdT1VrfF7OYgcPOCZ\nf6Ed5UG8f013ez736rEJ9y52pxxQ1mv5PZSWo1wMv2ScMfnszFNqAlSoRahxVbwf\nuDImcfI4BQVihMo1cI1MrZ0/ZxhaPn7c4zXRCvlbDfpec1QJsowzE64NO6P/Yn15\nRMcCE88nwEMwfYIU50hR2t0X3mmXSRUaFXIHPHILXF4gmMMkk6cSYv0h7znDJvWW\n0PuSPtVEcRgM9w9TZ7Z4fGiiUrJKwbcrHWfpo9vWWBQr0WUZrsP6ghcZF3+51vmy\np6htyzJ9n5ayrG6JatrRuEU+jo9WA8R08m+sskjCh3TWWVJOlnq+sxguiv6CRftB\nBQIDAQAB\n-----END PUBLIC KEY-----\n"
},
"endpoints": {
"sharedInbox": "https://lemmy.world/inbox"
},
"published": "2025-06-05T15:06:16.786111Z"
}