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", "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.online/users/vwbusguy/statuses/114596678733044532", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.online/users/vwbusguy/statuses/114596667899756923", "published": "2025-05-30T12:02:28Z", "url": "https://mastodon.online/@vwbusguy/114596678733044532", "attributedTo": "https://mastodon.online/users/vwbusguy", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.online/users/vwbusguy/followers" ], "sensitive": false, "atomUri": "https://mastodon.online/users/vwbusguy/statuses/114596678733044532", "inReplyToAtomUri": "https://mastodon.online/users/vwbusguy/statuses/114596667899756923", "conversation": "tag:mastodon.online,2025-05-30:objectId=515452207:objectType=Conversation", "content": "<p>Let&#39;s see if this works:</p><p>It&#39;s really too bad that <a href=\"https://mastodon.online/tags/Hexchat\" class=\"mention hashtag\" rel=\"tag\">#<span>Hexchat</span></a> is written in C and can&#39;t be ported to <a href=\"https://mastodon.online/tags/rust\" class=\"mention hashtag\" rel=\"tag\">#<span>rust</span></a>, right?</p><p><a href=\"https://github.com/hexchat/hexchat/tree/master/src%2Fcommon\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">github.com/hexchat/hexchat/tre</span><span class=\"invisible\">e/master/src%2Fcommon</span></a></p><p><a href=\"https://mastodon.online/tags/rustlang\" class=\"mention hashtag\" rel=\"tag\">#<span>rustlang</span></a> <a href=\"https://mastodon.online/tags/IRC\" class=\"mention hashtag\" rel=\"tag\">#<span>IRC</span></a></p>", "contentMap": { "en": "<p>Let&#39;s see if this works:</p><p>It&#39;s really too bad that <a href=\"https://mastodon.online/tags/Hexchat\" class=\"mention hashtag\" rel=\"tag\">#<span>Hexchat</span></a> is written in C and can&#39;t be ported to <a href=\"https://mastodon.online/tags/rust\" class=\"mention hashtag\" rel=\"tag\">#<span>rust</span></a>, right?</p><p><a href=\"https://github.com/hexchat/hexchat/tree/master/src%2Fcommon\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">github.com/hexchat/hexchat/tre</span><span class=\"invisible\">e/master/src%2Fcommon</span></a></p><p><a href=\"https://mastodon.online/tags/rustlang\" class=\"mention hashtag\" rel=\"tag\">#<span>rustlang</span></a> <a href=\"https://mastodon.online/tags/IRC\" class=\"mention hashtag\" rel=\"tag\">#<span>IRC</span></a></p>" }, "updated": "2025-05-30T12:03:06Z", "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.online/tags/rustlang", "name": "#rustlang" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/irc", "name": "#irc" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/hexchat", "name": "#hexchat" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/rust", "name": "#rust" } ], "replies": { "id": "https://mastodon.online/users/vwbusguy/statuses/114596678733044532/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.online/users/vwbusguy/statuses/114596678733044532/replies?min_id=114596696152394148&page=true", "partOf": "https://mastodon.online/users/vwbusguy/statuses/114596678733044532/replies", "items": [ "https://mastodon.online/users/vwbusguy/statuses/114596696152394148" ] } }, "likes": { "id": "https://mastodon.online/users/vwbusguy/statuses/114596678733044532/likes", "type": "Collection", "totalItems": 3 }, "shares": { "id": "https://mastodon.online/users/vwbusguy/statuses/114596678733044532/shares", "type": "Collection", "totalItems": 1 } }