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://digitalcourage.social/users/nielso/statuses/114472405777432597/replies",
"type": "Collection",
"first": {
"id": "https://digitalcourage.social/users/nielso/statuses/114472405777432597/replies?page=true",
"type": "CollectionPage",
"next": "https://digitalcourage.social/users/nielso/statuses/114472405777432597/replies?only_other_accounts=true&page=true",
"partOf": "https://digitalcourage.social/users/nielso/statuses/114472405777432597/replies",
"items": [
{
"id": "https://digitalcourage.social/users/nielso/statuses/114472441716745671",
"type": "Note",
"summary": null,
"inReplyTo": "https://digitalcourage.social/users/nielso/statuses/114472405777432597",
"published": "2025-05-08T13:27:21Z",
"url": "https://digitalcourage.social/@nielso/114472441716745671",
"attributedTo": "https://digitalcourage.social/users/nielso",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://digitalcourage.social/users/nielso/followers"
],
"sensitive": false,
"atomUri": "https://digitalcourage.social/users/nielso/statuses/114472441716745671",
"inReplyToAtomUri": "https://digitalcourage.social/users/nielso/statuses/114472405777432597",
"conversation": "tag:digitalcourage.social,2025-05-08:objectId=102866636:objectType=Conversation",
"content": "<p>A little <a href=\"https://digitalcourage.social/tags/Livestreaming\" class=\"mention hashtag\" rel=\"tag\">#<span>Livestreaming</span></a> and <a href=\"https://digitalcourage.social/tags/Video\" class=\"mention hashtag\" rel=\"tag\">#<span>Video</span></a>🧵 (3/x)</p><p>More software video <a href=\"https://digitalcourage.social/tags/encoding\" class=\"mention hashtag\" rel=\"tag\">#<span>encoding</span></a> in <a href=\"https://digitalcourage.social/tags/OBS\" class=\"mention hashtag\" rel=\"tag\">#<span>OBS</span></a> on <a href=\"https://digitalcourage.social/tags/Linux\" class=\"mention hashtag\" rel=\"tag\">#<span>Linux</span></a>: So AOM-AV1 at 8mbps and the highest <a href=\"https://digitalcourage.social/tags/CPU\" class=\"mention hashtag\" rel=\"tag\">#<span>CPU</span></a>-eating setting works on my studio <a href=\"https://digitalcourage.social/tags/Intel\" class=\"mention hashtag\" rel=\"tag\">#<span>Intel</span></a> <a href=\"https://digitalcourage.social/tags/Xeon\" class=\"mention hashtag\" rel=\"tag\">#<span>Xeon</span></a> – at ~33% CPU consumption</p><p>However, to my eyes it looks equally bad as <a href=\"https://digitalcourage.social/tags/libx264\" class=\"mention hashtag\" rel=\"tag\">#<span>libx264</span></a> in the “slow” setting at ~44% CPU.</p><p>SVT-AV1 eats ~51% of my 16 CPU cores at 8mbps in its medium setting and also doesn't look better.</p><p>So what's actually happening? Turns out there is a caveat: All testing video data had been encoded with MJPEG already before.</p><p>Because this is what most USB-UVC frame grabbers and webcams actually do. Otherwise FullHD 30fps would not fit through USB2 connections.</p><p>(to be continued)</p>",
"contentMap": {
"de": "<p>A little <a href=\"https://digitalcourage.social/tags/Livestreaming\" class=\"mention hashtag\" rel=\"tag\">#<span>Livestreaming</span></a> and <a href=\"https://digitalcourage.social/tags/Video\" class=\"mention hashtag\" rel=\"tag\">#<span>Video</span></a>🧵 (3/x)</p><p>More software video <a href=\"https://digitalcourage.social/tags/encoding\" class=\"mention hashtag\" rel=\"tag\">#<span>encoding</span></a> in <a href=\"https://digitalcourage.social/tags/OBS\" class=\"mention hashtag\" rel=\"tag\">#<span>OBS</span></a> on <a href=\"https://digitalcourage.social/tags/Linux\" class=\"mention hashtag\" rel=\"tag\">#<span>Linux</span></a>: So AOM-AV1 at 8mbps and the highest <a href=\"https://digitalcourage.social/tags/CPU\" class=\"mention hashtag\" rel=\"tag\">#<span>CPU</span></a>-eating setting works on my studio <a href=\"https://digitalcourage.social/tags/Intel\" class=\"mention hashtag\" rel=\"tag\">#<span>Intel</span></a> <a href=\"https://digitalcourage.social/tags/Xeon\" class=\"mention hashtag\" rel=\"tag\">#<span>Xeon</span></a> – at ~33% CPU consumption</p><p>However, to my eyes it looks equally bad as <a href=\"https://digitalcourage.social/tags/libx264\" class=\"mention hashtag\" rel=\"tag\">#<span>libx264</span></a> in the “slow” setting at ~44% CPU.</p><p>SVT-AV1 eats ~51% of my 16 CPU cores at 8mbps in its medium setting and also doesn't look better.</p><p>So what's actually happening? Turns out there is a caveat: All testing video data had been encoded with MJPEG already before.</p><p>Because this is what most USB-UVC frame grabbers and webcams actually do. Otherwise FullHD 30fps would not fit through USB2 connections.</p><p>(to be continued)</p>"
},
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://digitalcourage.social/tags/livestreaming",
"name": "#livestreaming"
},
{
"type": "Hashtag",
"href": "https://digitalcourage.social/tags/video",
"name": "#video"
},
{
"type": "Hashtag",
"href": "https://digitalcourage.social/tags/encoding",
"name": "#encoding"
},
{
"type": "Hashtag",
"href": "https://digitalcourage.social/tags/obs",
"name": "#obs"
},
{
"type": "Hashtag",
"href": "https://digitalcourage.social/tags/linux",
"name": "#linux"
},
{
"type": "Hashtag",
"href": "https://digitalcourage.social/tags/cpu",
"name": "#cpu"
},
{
"type": "Hashtag",
"href": "https://digitalcourage.social/tags/intel",
"name": "#intel"
},
{
"type": "Hashtag",
"href": "https://digitalcourage.social/tags/xeon",
"name": "#xeon"
},
{
"type": "Hashtag",
"href": "https://digitalcourage.social/tags/libx264",
"name": "#libx264"
}
],
"replies": {
"id": "https://digitalcourage.social/users/nielso/statuses/114472441716745671/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://digitalcourage.social/users/nielso/statuses/114472441716745671/replies?min_id=114472483194642290&page=true",
"partOf": "https://digitalcourage.social/users/nielso/statuses/114472441716745671/replies",
"items": [
"https://digitalcourage.social/users/nielso/statuses/114472483194642290"
]
}
},
"likes": {
"id": "https://digitalcourage.social/users/nielso/statuses/114472441716745671/likes",
"type": "Collection",
"totalItems": 2
},
"shares": {
"id": "https://digitalcourage.social/users/nielso/statuses/114472441716745671/shares",
"type": "Collection",
"totalItems": 0
}
}
]
}
}