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://mstdn.social/users/timezoneless/statuses/114575976781186838",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-05-26T20:17:41Z",
"url": "https://mstdn.social/@timezoneless/114575976781186838",
"attributedTo": "https://mstdn.social/users/timezoneless",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mstdn.social/users/timezoneless/followers"
],
"sensitive": false,
"atomUri": "https://mstdn.social/users/timezoneless/statuses/114575976781186838",
"inReplyToAtomUri": null,
"conversation": "tag:mstdn.social,2025-05-26:objectId=559372437:objectType=Conversation",
"content": "<p><a href=\"https://mstdn.social/tags/Firefox\" class=\"mention hashtag\" rel=\"tag\">#<span>Firefox</span></a> setting "Use recommended <a href=\"https://mstdn.social/tags/performance\" class=\"mention hashtag\" rel=\"tag\">#<span>performance</span></a> <a href=\"https://mstdn.social/tags/settings\" class=\"mention hashtag\" rel=\"tag\">#<span>settings</span></a>" may have adverse effects on <a href=\"https://mstdn.social/tags/linux\" class=\"mention hashtag\" rel=\"tag\">#<span>linux</span></a>, at least on light-weight systems. I suspect that the reduction of available threads reaches a point where it cannot comfortably manage its many tasks. Additionally, having a proper scheduler in linux may mean that the vast majority of issues is already mitigated by capabilities of the linux <a href=\"https://mstdn.social/tags/kernel\" class=\"mention hashtag\" rel=\"tag\">#<span>kernel</span></a>.</p><p>It is worth trying to disable that setting and evaluate results.</p>",
"contentMap": {
"en": "<p><a href=\"https://mstdn.social/tags/Firefox\" class=\"mention hashtag\" rel=\"tag\">#<span>Firefox</span></a> setting "Use recommended <a href=\"https://mstdn.social/tags/performance\" class=\"mention hashtag\" rel=\"tag\">#<span>performance</span></a> <a href=\"https://mstdn.social/tags/settings\" class=\"mention hashtag\" rel=\"tag\">#<span>settings</span></a>" may have adverse effects on <a href=\"https://mstdn.social/tags/linux\" class=\"mention hashtag\" rel=\"tag\">#<span>linux</span></a>, at least on light-weight systems. I suspect that the reduction of available threads reaches a point where it cannot comfortably manage its many tasks. Additionally, having a proper scheduler in linux may mean that the vast majority of issues is already mitigated by capabilities of the linux <a href=\"https://mstdn.social/tags/kernel\" class=\"mention hashtag\" rel=\"tag\">#<span>kernel</span></a>.</p><p>It is worth trying to disable that setting and evaluate results.</p>"
},
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://mstdn.social/tags/FireFox",
"name": "#FireFox"
},
{
"type": "Hashtag",
"href": "https://mstdn.social/tags/performance",
"name": "#performance"
},
{
"type": "Hashtag",
"href": "https://mstdn.social/tags/settings",
"name": "#settings"
},
{
"type": "Hashtag",
"href": "https://mstdn.social/tags/Linux",
"name": "#Linux"
},
{
"type": "Hashtag",
"href": "https://mstdn.social/tags/Kernel",
"name": "#Kernel"
}
],
"replies": {
"id": "https://mstdn.social/users/timezoneless/statuses/114575976781186838/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mstdn.social/users/timezoneless/statuses/114575976781186838/replies?only_other_accounts=true&page=true",
"partOf": "https://mstdn.social/users/timezoneless/statuses/114575976781186838/replies",
"items": []
}
},
"likes": {
"id": "https://mstdn.social/users/timezoneless/statuses/114575976781186838/likes",
"type": "Collection",
"totalItems": 1
},
"shares": {
"id": "https://mstdn.social/users/timezoneless/statuses/114575976781186838/shares",
"type": "Collection",
"totalItems": 0
}
}