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.

Open in browser →
{ "@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-japan.net/users/309_812/statuses/114064435841212099", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-02-25T12:06:06Z", "url": "https://mastodon-japan.net/@309_812/114064435841212099", "attributedTo": "https://mastodon-japan.net/users/309_812", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon-japan.net/users/309_812/followers" ], "sensitive": false, "atomUri": "https://mastodon-japan.net/users/309_812/statuses/114064435841212099", "inReplyToAtomUri": null, "conversation": "tag:mastodon-japan.net,2025-02-25:objectId=103268871:objectType=Conversation", "content": "<p><a href=\"https://mastodon-japan.net/tags/%E3%83%A1%E3%83%A2%E5%B8%B3%E4%BA%A4%E6%8F%9B%E6%97%A5%E8%A8%98\" class=\"mention hashtag\" rel=\"tag\">#<span>メモ帳交換日記</span></a> 📿←「ネックレス」の変換で出てきた。ほんとほんと。</p>", "contentMap": { "ja": "<p><a href=\"https://mastodon-japan.net/tags/%E3%83%A1%E3%83%A2%E5%B8%B3%E4%BA%A4%E6%8F%9B%E6%97%A5%E8%A8%98\" class=\"mention hashtag\" rel=\"tag\">#<span>メモ帳交換日記</span></a> 📿←「ネックレス」の変換で出てきた。ほんとほんと。</p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon-japan.net/media_attachments/files/114/064/432/114/183/963/original/d223b9c5282e753e.jpg", "name": null, "blurhash": "UHENVArWqZw].SM{RPof+FbcJAozx[WBV@of", "width": 3325, "height": 2494 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon-japan.net/tags/%E3%83%A1%E3%83%A2%E5%B8%B3%E4%BA%A4%E6%8F%9B%E6%97%A5%E8%A8%98", "name": "#メモ帳交換日記" } ], "replies": { "id": "https://mastodon-japan.net/users/309_812/statuses/114064435841212099/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon-japan.net/users/309_812/statuses/114064435841212099/replies?min_id=114064501352339500&page=true", "partOf": "https://mastodon-japan.net/users/309_812/statuses/114064435841212099/replies", "items": [ "https://mastodon-japan.net/users/309_812/statuses/114064501352339500" ] } }, "likes": { "id": "https://mastodon-japan.net/users/309_812/statuses/114064435841212099/likes", "type": "Collection", "totalItems": 11 }, "shares": { "id": "https://mastodon-japan.net/users/309_812/statuses/114064435841212099/shares", "type": "Collection", "totalItems": 0 } }