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.bsd.cafe/users/zirias/statuses/114716654489256646/replies",
"type": "Collection",
"first": {
"id": "https://mastodon.bsd.cafe/users/zirias/statuses/114716654489256646/replies?page=true",
"type": "CollectionPage",
"next": "https://mastodon.bsd.cafe/users/zirias/statuses/114716654489256646/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.bsd.cafe/users/zirias/statuses/114716654489256646/replies",
"items": [
{
"id": "https://mastodon.bsd.cafe/users/zirias/statuses/114717139035419303",
"type": "Note",
"summary": null,
"inReplyTo": "https://mastodon.bsd.cafe/users/zirias/statuses/114716654489256646",
"published": "2025-06-20T18:37:06Z",
"url": "https://mastodon.bsd.cafe/@zirias/114717139035419303",
"attributedTo": "https://mastodon.bsd.cafe/users/zirias",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.bsd.cafe/users/zirias/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.bsd.cafe/users/zirias/statuses/114717139035419303",
"inReplyToAtomUri": "https://mastodon.bsd.cafe/users/zirias/statuses/114716654489256646",
"conversation": "tag:bsd.cafe,2025-06-18:objectId=18426549:objectType=Conversation",
"content": "<p>Analyzed and THIS is the core part of the fix:</p><p><a href=\"https://github.com/Zirias/poser/commit/b1aa9784955db4712d695d217344cb65bbff6ed6\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">github.com/Zirias/poser/commit</span><span class=\"invisible\">/b1aa9784955db4712d695d217344cb65bbff6ed6</span></a></p><p>I'll have to revisit that later, it's probably wasteful as it is right now, I should come up with some better idea to implement async logging later. But it DOES fix the bug I finally identified that could make <a href=\"https://mastodon.bsd.cafe/tags/swad\" class=\"mention hashtag\" rel=\"tag\">#<span>swad</span></a> crash.</p><p>Now, just running it, observing it, stress-testing it from time to time ... wish me luck that THIS was indeed the only reason left for crashing in "normal operation".</p><p>I already know there's more work to do regarding reload (SIGHUP) with the multi-threaded approach, it's currently unsafe unfortunately, must be fixed before the next release.</p>",
"contentMap": {
"en": "<p>Analyzed and THIS is the core part of the fix:</p><p><a href=\"https://github.com/Zirias/poser/commit/b1aa9784955db4712d695d217344cb65bbff6ed6\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">github.com/Zirias/poser/commit</span><span class=\"invisible\">/b1aa9784955db4712d695d217344cb65bbff6ed6</span></a></p><p>I'll have to revisit that later, it's probably wasteful as it is right now, I should come up with some better idea to implement async logging later. But it DOES fix the bug I finally identified that could make <a href=\"https://mastodon.bsd.cafe/tags/swad\" class=\"mention hashtag\" rel=\"tag\">#<span>swad</span></a> crash.</p><p>Now, just running it, observing it, stress-testing it from time to time ... wish me luck that THIS was indeed the only reason left for crashing in "normal operation".</p><p>I already know there's more work to do regarding reload (SIGHUP) with the multi-threaded approach, it's currently unsafe unfortunately, must be fixed before the next release.</p>"
},
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.bsd.cafe/tags/swad",
"name": "#swad"
}
],
"replies": {
"id": "https://mastodon.bsd.cafe/users/zirias/statuses/114717139035419303/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.bsd.cafe/users/zirias/statuses/114717139035419303/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.bsd.cafe/users/zirias/statuses/114717139035419303/replies",
"items": []
}
},
"likes": {
"id": "https://mastodon.bsd.cafe/users/zirias/statuses/114717139035419303/likes",
"type": "Collection",
"totalItems": 2
},
"shares": {
"id": "https://mastodon.bsd.cafe/users/zirias/statuses/114717139035419303/shares",
"type": "Collection",
"totalItems": 1
}
}
]
}
}