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://mas.to/users/crabbynerd",
"type": "Person",
"following": "https://mas.to/users/crabbynerd/following",
"followers": "https://mas.to/users/crabbynerd/followers",
"inbox": "https://mas.to/users/crabbynerd/inbox",
"outbox": "https://mas.to/users/crabbynerd/outbox",
"featured": "https://mas.to/users/crabbynerd/collections/featured",
"featuredTags": "https://mas.to/users/crabbynerd/collections/tags",
"preferredUsername": "crabbynerd",
"name": "Nerdy Crab",
"summary": "<p>pfp is my current Rook because it is. Talk to me about <a href=\"https://mas.to/tags/BaldursGate\" class=\"mention hashtag\" rel=\"tag\">#<span>BaldursGate</span></a> and <a href=\"https://mas.to/tags/DragonAge\" class=\"mention hashtag\" rel=\"tag\">#<span>DragonAge</span></a> otherwise I’m gonna explode.<br />Let me scream over <a href=\"https://mas.to/tags/LordofTheLost\" class=\"mention hashtag\" rel=\"tag\">#<span>LordofTheLost</span></a> before I cry forever.<br />I love gaming (story based RPGs are best) and music (metal and classical mostly, but enjoy and am open to pretty much everything).<br />Queer POC (Singaporean Chinese/English) with no time for terfs or harry potter :)</p>",
"url": "https://mas.to/@crabbynerd",
"manuallyApprovesFollowers": false,
"discoverable": false,
"indexable": false,
"published": "2025-06-05T00:00:00Z",
"memorial": false,
"publicKey": {
"id": "https://mas.to/users/crabbynerd#main-key",
"owner": "https://mas.to/users/crabbynerd",
"publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzTwXI5W2KwfyS+teDBH9\n7XrEUaVbfRuM/j3k4w27M01dVVEXbago7HUNUwgQ9EJcJhOoWjPY+G+NvbVrtQjg\n7yd1PLq9RODDefYkhGv6nglAenl0dwAZutLqlFDasUOL5hel85ia0tnRCPHRgsfE\nX8FsY6Qg+AHB+XlIwyACnhhasxbABUmrizs+LZNxjphzFo8N51DGIRrXVunmQ5yZ\naBFiWZ3GiBBnCbZK06zavzsF+ATjsMqbWjTeDq1BENYPbiLt1oYgSucZaSUZEE7h\n77gugOgg2vyVFfViiqZS3PCTkWIa+XenD0H9OMjDqrVE9BL13LiyJcg3e2ffdYm7\nyQIDAQAB\n-----END PUBLIC KEY-----\n"
},
"tag": [
{
"type": "Hashtag",
"href": "https://mas.to/tags/dragonage",
"name": "#dragonage"
},
{
"type": "Hashtag",
"href": "https://mas.to/tags/baldursgate",
"name": "#baldursgate"
},
{
"type": "Hashtag",
"href": "https://mas.to/tags/LordOfTheLost",
"name": "#LordOfTheLost"
}
],
"attachment": [],
"endpoints": {
"sharedInbox": "https://mas.to/inbox"
},
"icon": {
"type": "Image",
"mediaType": "image/png",
"url": "https://media.mas.to/accounts/avatars/114/631/805/833/135/252/original/4b5b1788d38985bf.png"
},
"image": {
"type": "Image",
"mediaType": "image/png",
"url": "https://media.mas.to/accounts/headers/114/631/805/833/135/252/original/9a3d4dda8d1bb867.png"
}
}