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://www.w3.org/ns/activitystreams",
"https://w3id.org/security/v1",
"https://w3id.org/security/data-integrity/v1",
"https://www.w3.org/ns/did/v1",
"https://w3id.org/security/multikey/v1",
{
"alsoKnownAs": {
"@id": "as:alsoKnownAs",
"@type": "@id"
},
"manuallyApprovesFollowers": "as:manuallyApprovesFollowers",
"movedTo": {
"@id": "as:movedTo",
"@type": "@id"
},
"toot": "http://joinmastodon.org/ns#",
"Emoji": "toot:Emoji",
"featured": {
"@id": "toot:featured",
"@type": "@id"
},
"featuredTags": {
"@id": "toot:featuredTags",
"@type": "@id"
},
"discoverable": "toot:discoverable",
"suspended": "toot:suspended",
"memorial": "toot:memorial",
"indexable": "toot:indexable",
"schema": "http://schema.org#",
"PropertyValue": "schema:PropertyValue",
"value": "schema:value",
"misskey": "https://misskey-hub.net/ns#",
"_misskey_followedMessage": "misskey:_misskey_followedMessage",
"isCat": "misskey:isCat"
}
],
"id": "https://www.cathiharris.com/.ghost/activitypub/users/index",
"type": "Person",
"inbox": "https://www.cathiharris.com/.ghost/activitypub/inbox/index",
"publicKey": {
"id": "https://www.cathiharris.com/.ghost/activitypub/users/index#main-key",
"type": "CryptographicKey",
"owner": "https://www.cathiharris.com/.ghost/activitypub/users/index",
"publicKeyPem": "-----BEGIN PUBLIC KEY-----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\nw3bb5a0qxv88DkVbLLNYDIUCAwEAAQ==\n-----END PUBLIC KEY-----\n"
},
"followers": "https://www.cathiharris.com/.ghost/activitypub/followers/index",
"following": "https://www.cathiharris.com/.ghost/activitypub/following/index",
"icon": {
"type": "Image",
"url": "https://www.cathiharris.com/content/images/2025/04/profiphoto.jpg"
},
"liked": "https://www.cathiharris.com/.ghost/activitypub/liked/index",
"name": "Cathi @ The View from Here",
"outbox": "https://www.cathiharris.com/.ghost/activitypub/outbox/index",
"preferredUsername": "index",
"summary": "American writer and former journalist living in Berlin, Germany. I write about history, travel, culture, and sustainability. Updates posted weekly.",
"url": "https://www.cathiharris.com/"
}