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://mstdn.jp/users/plentyofquality/statuses/114346355503059322", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-16T07:01:58Z", "url": "https://mstdn.jp/@plentyofquality/114346355503059322", "attributedTo": "https://mstdn.jp/users/plentyofquality", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mstdn.jp/users/plentyofquality/followers" ], "sensitive": false, "atomUri": "https://mstdn.jp/users/plentyofquality/statuses/114346355503059322", "inReplyToAtomUri": null, "conversation": "tag:mstdn.jp,2025-04-16:objectId=607057633:objectType=Conversation", "content": "<p>初心者も登りやすい「西日本の日本百名山」おすすめ3選 山歩きをサポートするアイテムも紹介</p><p><a href=\"https://mstdn.jp/tags/%E7%99%BB%E5%B1%B1\" class=\"mention hashtag\" rel=\"tag\">#<span>登山</span></a> <a href=\"https://mstdn.jp/tags/%E8%A5%BF%E6%97%A5%E6%9C%AC\" class=\"mention hashtag\" rel=\"tag\">#<span>西日本</span></a> </p><p><a href=\"https://plentyofquality.net/2025/04/16/%e5%88%9d%e5%bf%83%e8%80%85%e3%82%82%e7%99%bb%e3%82%8a%e3%82%84%e3%81%99%e3%81%84%e3%80%8c%e8%a5%bf%e6%97%a5%e6%9c%ac%e3%81%ae%e6%97%a5%e6%9c%ac%e7%99%be%e5%90%8d%e5%b1%b1%e3%80%8d%e3%81%8a%e3%81%99/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">plentyofquality.net/2025/04/16</span><span class=\"invisible\">/%e5%88%9d%e5%bf%83%e8%80%85%e3%82%82%e7%99%bb%e3%82%8a%e3%82%84%e3%81%99%e3%81%84%e3%80%8c%e8%a5%bf%e6%97%a5%e6%9c%ac%e3%81%ae%e6%97%a5%e6%9c%ac%e7%99%be%e5%90%8d%e5%b1%b1%e3%80%8d%e3%81%8a%e3%81%99/</span></a></p>", "contentMap": { "ja": "<p>初心者も登りやすい「西日本の日本百名山」おすすめ3選 山歩きをサポートするアイテムも紹介</p><p><a href=\"https://mstdn.jp/tags/%E7%99%BB%E5%B1%B1\" class=\"mention hashtag\" rel=\"tag\">#<span>登山</span></a> <a href=\"https://mstdn.jp/tags/%E8%A5%BF%E6%97%A5%E6%9C%AC\" class=\"mention hashtag\" rel=\"tag\">#<span>西日本</span></a> </p><p><a href=\"https://plentyofquality.net/2025/04/16/%e5%88%9d%e5%bf%83%e8%80%85%e3%82%82%e7%99%bb%e3%82%8a%e3%82%84%e3%81%99%e3%81%84%e3%80%8c%e8%a5%bf%e6%97%a5%e6%9c%ac%e3%81%ae%e6%97%a5%e6%9c%ac%e7%99%be%e5%90%8d%e5%b1%b1%e3%80%8d%e3%81%8a%e3%81%99/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">plentyofquality.net/2025/04/16</span><span class=\"invisible\">/%e5%88%9d%e5%bf%83%e8%80%85%e3%82%82%e7%99%bb%e3%82%8a%e3%82%84%e3%81%99%e3%81%84%e3%80%8c%e8%a5%bf%e6%97%a5%e6%9c%ac%e3%81%ae%e6%97%a5%e6%9c%ac%e7%99%be%e5%90%8d%e5%b1%b1%e3%80%8d%e3%81%8a%e3%81%99/</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://media.mstdn.jp/media_attachments/files/114/346/355/266/461/157/original/0ad3f8dc3e14484f.jpg", "name": null, "blurhash": "U~GJQ^xt%LxW?dodt5t3R.WBW9ofIUs.j?j]", "width": 700, "height": 440 } ], "tag": [ { "type": "Hashtag", "href": "https://mstdn.jp/tags/%E8%A5%BF%E6%97%A5%E6%9C%AC", "name": "#西日本" }, { "type": "Hashtag", "href": "https://mstdn.jp/tags/%E7%99%BB%E5%B1%B1", "name": "#登山" } ], "replies": { "id": "https://mstdn.jp/users/plentyofquality/statuses/114346355503059322/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mstdn.jp/users/plentyofquality/statuses/114346355503059322/replies?only_other_accounts=true&page=true", "partOf": "https://mstdn.jp/users/plentyofquality/statuses/114346355503059322/replies", "items": [] } } }