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",
{
"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"
},
"Hashtag": "as:Hashtag",
"focalPoint": {
"@container": "@list",
"@id": "toot:focalPoint"
}
}
],
"id": "https://mastodon.gamedev.place/users/teskooano",
"type": "Person",
"following": "https://mastodon.gamedev.place/users/teskooano/following",
"followers": "https://mastodon.gamedev.place/users/teskooano/followers",
"inbox": "https://mastodon.gamedev.place/users/teskooano/inbox",
"outbox": "https://mastodon.gamedev.place/users/teskooano/outbox",
"featured": "https://mastodon.gamedev.place/users/teskooano/collections/featured",
"featuredTags": "https://mastodon.gamedev.place/users/teskooano/collections/tags",
"preferredUsername": "teskooano",
"name": "🔭 Teskooano",
"summary": "<p><a href=\"https://mastodon.gamedev.place/tags/openSource\" class=\"mention hashtag\" rel=\"tag\">#<span>openSource</span></a> web-based 3D N-Body simulator in <a href=\"https://mastodon.gamedev.place/tags/threeJS\" class=\"mention hashtag\" rel=\"tag\">#<span>threeJS</span></a> <a href=\"https://mastodon.gamedev.place/tags/webComponents\" class=\"mention hashtag\" rel=\"tag\">#<span>webComponents</span></a> developed by <span class=\"h-card\" translate=\"no\"><a href=\"https://tane.codes/@tanepiper\" class=\"u-url mention\">@<span>tanepiper</span></a></span></p>",
"url": "https://mastodon.gamedev.place/@teskooano",
"manuallyApprovesFollowers": false,
"discoverable": true,
"indexable": true,
"published": "2025-04-22T00:00:00Z",
"memorial": false,
"publicKey": {
"id": "https://mastodon.gamedev.place/users/teskooano#main-key",
"owner": "https://mastodon.gamedev.place/users/teskooano",
"publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzvn5sHIsoxwD7Yppk5GT\nsJni9WsdFmbzXUAMasGRxBiNzo9f3tuDZ76AmCLRBaF9fIOnvLb4OeFSheD2dFhZ\nwTgDk2OfJmK8txfnX5eXHswPcpWKlvAqizDW+SR5Ryp8XX2CIq+60E9m/bN+CBv6\nzrQLzHt4ycKs+PlweJPOyDstY7ho973fDbHQqphMORtA3ZrmchTaJUEeaw5kK6j0\nPlP1P5vTlrhC8TyOOVEIzaK/BJJPaoWGI2au+DbcWKQjbhQmZbZdbv0PuruhujWu\nD6TnejjCqn6qQq6q9YLcqTrSza/rye1UrDBdl3E9DONonjV8UE/9bOGaB5LuL5Xu\nmwIDAQAB\n-----END PUBLIC KEY-----\n"
},
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.gamedev.place/tags/opensource",
"name": "#opensource"
},
{
"type": "Hashtag",
"href": "https://mastodon.gamedev.place/tags/threejs",
"name": "#threejs"
},
{
"type": "Hashtag",
"href": "https://mastodon.gamedev.place/tags/webcomponents",
"name": "#webcomponents"
}
],
"attachment": [
{
"type": "PropertyValue",
"name": "Homepage",
"value": "<a href=\"https://teskooano.space\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">teskooano.space</span><span class=\"invisible\"></span></a>"
},
{
"type": "PropertyValue",
"name": "GitHub",
"value": "<a href=\"https://github.com/tanepiper/teskooano\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">github.com/tanepiper/teskooano</span><span class=\"invisible\"></span></a>"
}
],
"endpoints": {
"sharedInbox": "https://mastodon.gamedev.place/inbox"
},
"icon": {
"type": "Image",
"mediaType": "image/png",
"url": "https://cdn.masto.host/mastodongamedevplace/accounts/avatars/114/383/731/775/472/443/original/7bee538758005528.png"
},
"image": {
"type": "Image",
"mediaType": "image/png",
"url": "https://cdn.masto.host/mastodongamedevplace/accounts/headers/114/383/731/775/472/443/original/92617dc198f1b784.png"
}
}