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" }, "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.tmm.cx/users/hp/statuses/114388733755622943", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-23T18:39:19Z", "url": "https://mastodon.tmm.cx/@hp/114388733755622943", "attributedTo": "https://mastodon.tmm.cx/users/hp", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.tmm.cx/users/hp/followers" ], "sensitive": false, "atomUri": "https://mastodon.tmm.cx/users/hp/statuses/114388733755622943", "inReplyToAtomUri": null, "conversation": "tag:tmm.cx,2025-04-23:objectId=3611031:objectType=Conversation", "content": "<p>Who&#39;d have thunk it, it is possible to write a <a href=\"https://mastodon.tmm.cx/tags/CD\" class=\"mention hashtag\" rel=\"tag\">#<span>CD</span></a> in <a href=\"https://mastodon.tmm.cx/tags/DOS\" class=\"mention hashtag\" rel=\"tag\">#<span>DOS</span></a>.</p><p><a href=\"https://mastodon.tmm.cx/tags/retrocomputing\" class=\"mention hashtag\" rel=\"tag\">#<span>retrocomputing</span></a> <a href=\"https://mastodon.tmm.cx/tags/freedos\" class=\"mention hashtag\" rel=\"tag\">#<span>freedos</span></a></p>", "contentMap": { "en": "<p>Who&#39;d have thunk it, it is possible to write a <a href=\"https://mastodon.tmm.cx/tags/CD\" class=\"mention hashtag\" rel=\"tag\">#<span>CD</span></a> in <a href=\"https://mastodon.tmm.cx/tags/DOS\" class=\"mention hashtag\" rel=\"tag\">#<span>DOS</span></a>.</p><p><a href=\"https://mastodon.tmm.cx/tags/retrocomputing\" class=\"mention hashtag\" rel=\"tag\">#<span>retrocomputing</span></a> <a href=\"https://mastodon.tmm.cx/tags/freedos\" class=\"mention hashtag\" rel=\"tag\">#<span>freedos</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://mastodon.tmm.cx/system/media_attachments/files/114/388/726/959/654/996/original/3768e704cd868b95.jpg", "name": "A video of a DOS machine writing a CD", "blurhash": "UAB3yrsk$|sT~qIUxuM|%MIU%2WBtSRjjuWB", "width": 3319, "height": 2499 }, { "type": "Document", "mediaType": "image/jpeg", "url": "https://mastodon.tmm.cx/system/media_attachments/files/114/388/729/673/660/772/original/549379f9c79248a1.jpg", "name": "A picture of \"cdrecord -scanbus\" on DOS, showing a cd-writer+ 9600 cd writer.", "blurhash": "UGD07PS0NGjZ~WR%NGV@%2WVxuayt8RjoLf6", "width": 3319, "height": 2499 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.tmm.cx/tags/cd", "name": "#cd" }, { "type": "Hashtag", "href": "https://mastodon.tmm.cx/tags/dos", "name": "#dos" }, { "type": "Hashtag", "href": "https://mastodon.tmm.cx/tags/retrocomputing", "name": "#retrocomputing" }, { "type": "Hashtag", "href": "https://mastodon.tmm.cx/tags/freedos", "name": "#freedos" } ], "replies": { "id": "https://mastodon.tmm.cx/users/hp/statuses/114388733755622943/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.tmm.cx/users/hp/statuses/114388733755622943/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.tmm.cx/users/hp/statuses/114388733755622943/replies", "items": [] } }, "likes": { "id": "https://mastodon.tmm.cx/users/hp/statuses/114388733755622943/likes", "type": "Collection", "totalItems": 8 }, "shares": { "id": "https://mastodon.tmm.cx/users/hp/statuses/114388733755622943/shares", "type": "Collection", "totalItems": 1 } }