ActivityPub Viewer

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.

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{ "@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", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://social.jvns.ca/users/b0rk/statuses/114665328792402547", "type": "Note", "summary": null, "inReplyTo": "https://social.jvns.ca/users/b0rk/statuses/114665306423250615", "published": "2025-06-11T15:01:04Z", "url": "https://social.jvns.ca/@b0rk/114665328792402547", "attributedTo": "https://social.jvns.ca/users/b0rk", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://social.jvns.ca/users/b0rk/followers", "https://hachyderm.io/users/itamarst" ], "sensitive": false, "atomUri": "https://social.jvns.ca/users/b0rk/statuses/114665328792402547", "inReplyToAtomUri": "https://social.jvns.ca/users/b0rk/statuses/114665306423250615", "conversation": "tag:jvns.ca,2025-06-10:objectId=925694:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://hachyderm.io/@itamarst\" class=\"u-url mention\">@<span>itamarst</span></a></span> you&#39;re making me wonder what the &quot;minimal&quot; set of C it&#39;s useful to understand is</p><p>for example I feel like understanding everything that&#39;s going on in this extrmely small program is a good start, but probably there are a couple of other things that are useful too?</p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://hachyderm.io/@itamarst\" class=\"u-url mention\">@<span>itamarst</span></a></span> you&#39;re making me wonder what the &quot;minimal&quot; set of C it&#39;s useful to understand is</p><p>for example I feel like understanding everything that&#39;s going on in this extrmely small program is a good start, but probably there are a couple of other things that are useful too?</p>" }, "updated": "2025-06-11T15:02:03Z", "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://cdn.masto.host/socialjvnsca/media_attachments/files/114/665/332/309/618/873/original/48658a290edf1a84.png", "name": "#include <stdio.h>\n#include <signal.h>\nint main() {\n struct sigaction sa = {.sa_handler = SIG_IGN, .sa_flags = 0};\n sigaction(SIGINT, &sa, NULL);\n printf(\"SIGINT now ignored\\n\");\n return 0;\n}\n", "blurhash": "U9SPIM9aM{%M~pNGM|Rj?HofNGNG~pIpofxa", "width": 1324, "height": 364 } ], "tag": [ { "type": "Mention", "href": "https://hachyderm.io/users/itamarst", "name": "@itamarst@hachyderm.io" } ], "replies": { "id": "https://social.jvns.ca/users/b0rk/statuses/114665328792402547/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://social.jvns.ca/users/b0rk/statuses/114665328792402547/replies?only_other_accounts=true&page=true", "partOf": "https://social.jvns.ca/users/b0rk/statuses/114665328792402547/replies", "items": [] } }, "likes": { "id": "https://social.jvns.ca/users/b0rk/statuses/114665328792402547/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://social.jvns.ca/users/b0rk/statuses/114665328792402547/shares", "type": "Collection", "totalItems": 0 } }