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",
{
"ostatus": "http://ostatus.org#",
"atomUri": "ostatus:atomUri",
"inReplyToAtomUri": "ostatus:inReplyToAtomUri",
"conversation": "ostatus:conversation",
"sensitive": "as:sensitive",
"toot": "http://joinmastodon.org/ns#",
"votersCount": "toot:votersCount",
"Hashtag": "as:Hashtag"
}
],
"id": "https://mastodon.sdf.org/users/screwtape/statuses/113990070335856294",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-02-12T08:53:58Z",
"url": "https://mastodon.sdf.org/@screwtape/113990070335856294",
"attributedTo": "https://mastodon.sdf.org/users/screwtape",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.sdf.org/users/screwtape/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.sdf.org/users/screwtape/statuses/113990070335856294",
"inReplyToAtomUri": null,
"conversation": "tag:mastodon.sdf.org,2025-02-12:objectId=243124062:objectType=Conversation",
"content": "<p><a href=\"https://mastodon.sdf.org/tags/programming\" class=\"mention hashtag\" rel=\"tag\">#<span>programming</span></a> <a href=\"https://mastodon.sdf.org/tags/example\" class=\"mention hashtag\" rel=\"tag\">#<span>example</span></a> <a href=\"https://mastodon.sdf.org/tags/tutorial\" class=\"mention hashtag\" rel=\"tag\">#<span>tutorial</span></a> <a href=\"https://mastodon.sdf.org/tags/commonLisp\" class=\"mention hashtag\" rel=\"tag\">#<span>commonLisp</span></a> <a href=\"https://mastodon.sdf.org/tags/series\" class=\"mention hashtag\" rel=\"tag\">#<span>series</span></a> <a href=\"https://mastodon.sdf.org/tags/declarative\" class=\"mention hashtag\" rel=\"tag\">#<span>declarative</span></a> <a href=\"https://mastodon.sdf.org/tags/functionalProgramming\" class=\"mention hashtag\" rel=\"tag\">#<span>functionalProgramming</span></a> <a href=\"https://mastodon.sdf.org/tags/lazyEvaluation\" class=\"mention hashtag\" rel=\"tag\">#<span>lazyEvaluation</span></a> <a href=\"https://mastodon.sdf.org/tags/medium\" class=\"mention hashtag\" rel=\"tag\">#<span>medium</span></a> <a href=\"https://mastodon.sdf.org/tags/article\" class=\"mention hashtag\" rel=\"tag\">#<span>article</span></a> </p><p><a href=\"https://medium.com/@screwlisp/common-lisp-lazy-efficient-series-example-1567d389a28d\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">medium.com/@screwlisp/common-l</span><span class=\"invisible\">isp-lazy-efficient-series-example-1567d389a28d</span></a></p><p>I cover<br />- getting series and using it in a package<br />- Series' mapping<br />- Series' iteration (perform a side effect for the whole series, return nothing)<br />- Series' alter (in-place destructive modification of its input sequence)</p><p>Medium.com says it's possible to read my article in two minutes. Feel free to respond with the number of minutes it took you.</p>",
"contentMap": {
"en": "<p><a href=\"https://mastodon.sdf.org/tags/programming\" class=\"mention hashtag\" rel=\"tag\">#<span>programming</span></a> <a href=\"https://mastodon.sdf.org/tags/example\" class=\"mention hashtag\" rel=\"tag\">#<span>example</span></a> <a href=\"https://mastodon.sdf.org/tags/tutorial\" class=\"mention hashtag\" rel=\"tag\">#<span>tutorial</span></a> <a href=\"https://mastodon.sdf.org/tags/commonLisp\" class=\"mention hashtag\" rel=\"tag\">#<span>commonLisp</span></a> <a href=\"https://mastodon.sdf.org/tags/series\" class=\"mention hashtag\" rel=\"tag\">#<span>series</span></a> <a href=\"https://mastodon.sdf.org/tags/declarative\" class=\"mention hashtag\" rel=\"tag\">#<span>declarative</span></a> <a href=\"https://mastodon.sdf.org/tags/functionalProgramming\" class=\"mention hashtag\" rel=\"tag\">#<span>functionalProgramming</span></a> <a href=\"https://mastodon.sdf.org/tags/lazyEvaluation\" class=\"mention hashtag\" rel=\"tag\">#<span>lazyEvaluation</span></a> <a href=\"https://mastodon.sdf.org/tags/medium\" class=\"mention hashtag\" rel=\"tag\">#<span>medium</span></a> <a href=\"https://mastodon.sdf.org/tags/article\" class=\"mention hashtag\" rel=\"tag\">#<span>article</span></a> </p><p><a href=\"https://medium.com/@screwlisp/common-lisp-lazy-efficient-series-example-1567d389a28d\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">medium.com/@screwlisp/common-l</span><span class=\"invisible\">isp-lazy-efficient-series-example-1567d389a28d</span></a></p><p>I cover<br />- getting series and using it in a package<br />- Series' mapping<br />- Series' iteration (perform a side effect for the whole series, return nothing)<br />- Series' alter (in-place destructive modification of its input sequence)</p><p>Medium.com says it's possible to read my article in two minutes. Feel free to respond with the number of minutes it took you.</p>"
},
"updated": "2025-02-12T09:04:19Z",
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/programming",
"name": "#programming"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/example",
"name": "#example"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/tutorial",
"name": "#tutorial"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/commonlisp",
"name": "#commonlisp"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/series",
"name": "#series"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/declarative",
"name": "#declarative"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/functionalprogramming",
"name": "#functionalprogramming"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/lazyevaluation",
"name": "#lazyevaluation"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/medium",
"name": "#medium"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/article",
"name": "#article"
}
],
"replies": {
"id": "https://mastodon.sdf.org/users/screwtape/statuses/113990070335856294/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.sdf.org/users/screwtape/statuses/113990070335856294/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.sdf.org/users/screwtape/statuses/113990070335856294/replies",
"items": []
}
}
}