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.social/users/h4ckernews/statuses/114121551646480166",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-03-07T14:11:24Z",
"url": "https://mastodon.social/@h4ckernews/114121551646480166",
"attributedTo": "https://mastodon.social/users/h4ckernews",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.social/users/h4ckernews/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.social/users/h4ckernews/statuses/114121551646480166",
"inReplyToAtomUri": null,
"conversation": "tag:mastodon.social,2025-03-07:objectId=939488418:objectType=Conversation",
"content": "<p>C Is Not a Low-level Language: Your computer is not a fast PDP-11 (2018) — <a href=\"https://dl.acm.org/doi/10.1145/3212477.3212479\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">dl.acm.org/doi/10.1145/3212477</span><span class=\"invisible\">.3212479</span></a><br /><a href=\"https://mastodon.social/tags/HackerNews\" class=\"mention hashtag\" rel=\"tag\">#<span>HackerNews</span></a> <a href=\"https://mastodon.social/tags/C\" class=\"mention hashtag\" rel=\"tag\">#<span>C</span></a> <a href=\"https://mastodon.social/tags/Language\" class=\"mention hashtag\" rel=\"tag\">#<span>Language</span></a> <a href=\"https://mastodon.social/tags/Debate\" class=\"mention hashtag\" rel=\"tag\">#<span>Debate</span></a> <a href=\"https://mastodon.social/tags/Computer\" class=\"mention hashtag\" rel=\"tag\">#<span>Computer</span></a> <a href=\"https://mastodon.social/tags/Architecture\" class=\"mention hashtag\" rel=\"tag\">#<span>Architecture</span></a> <a href=\"https://mastodon.social/tags/PDP11\" class=\"mention hashtag\" rel=\"tag\">#<span>PDP11</span></a> <a href=\"https://mastodon.social/tags/Programming\" class=\"mention hashtag\" rel=\"tag\">#<span>Programming</span></a> <a href=\"https://mastodon.social/tags/Insights\" class=\"mention hashtag\" rel=\"tag\">#<span>Insights</span></a></p>",
"contentMap": {
"en": "<p>C Is Not a Low-level Language: Your computer is not a fast PDP-11 (2018) — <a href=\"https://dl.acm.org/doi/10.1145/3212477.3212479\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">dl.acm.org/doi/10.1145/3212477</span><span class=\"invisible\">.3212479</span></a><br /><a href=\"https://mastodon.social/tags/HackerNews\" class=\"mention hashtag\" rel=\"tag\">#<span>HackerNews</span></a> <a href=\"https://mastodon.social/tags/C\" class=\"mention hashtag\" rel=\"tag\">#<span>C</span></a> <a href=\"https://mastodon.social/tags/Language\" class=\"mention hashtag\" rel=\"tag\">#<span>Language</span></a> <a href=\"https://mastodon.social/tags/Debate\" class=\"mention hashtag\" rel=\"tag\">#<span>Debate</span></a> <a href=\"https://mastodon.social/tags/Computer\" class=\"mention hashtag\" rel=\"tag\">#<span>Computer</span></a> <a href=\"https://mastodon.social/tags/Architecture\" class=\"mention hashtag\" rel=\"tag\">#<span>Architecture</span></a> <a href=\"https://mastodon.social/tags/PDP11\" class=\"mention hashtag\" rel=\"tag\">#<span>PDP11</span></a> <a href=\"https://mastodon.social/tags/Programming\" class=\"mention hashtag\" rel=\"tag\">#<span>Programming</span></a> <a href=\"https://mastodon.social/tags/Insights\" class=\"mention hashtag\" rel=\"tag\">#<span>Insights</span></a></p>"
},
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/hackernews",
"name": "#hackernews"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/c",
"name": "#c"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/language",
"name": "#language"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/debate",
"name": "#debate"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/computer",
"name": "#computer"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/architecture",
"name": "#architecture"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/pdp11",
"name": "#pdp11"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/programming",
"name": "#programming"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/insights",
"name": "#insights"
}
],
"replies": {
"id": "https://mastodon.social/users/h4ckernews/statuses/114121551646480166/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.social/users/h4ckernews/statuses/114121551646480166/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.social/users/h4ckernews/statuses/114121551646480166/replies",
"items": []
}
},
"likes": {
"id": "https://mastodon.social/users/h4ckernews/statuses/114121551646480166/likes",
"type": "Collection",
"totalItems": 1
},
"shares": {
"id": "https://mastodon.social/users/h4ckernews/statuses/114121551646480166/shares",
"type": "Collection",
"totalItems": 0
}
}