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/tajiko/statuses/114653999190572296", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-09T14:59:48Z", "url": "https://mstdn.jp/@tajiko/114653999190572296", "attributedTo": "https://mstdn.jp/users/tajiko", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mstdn.jp/users/tajiko/followers" ], "sensitive": false, "atomUri": "https://mstdn.jp/users/tajiko/statuses/114653999190572296", "inReplyToAtomUri": null, "conversation": "tag:mstdn.jp,2025-06-09:objectId=622792819:objectType=Conversation", "content": "<p>長崎の夕方</p><p><a href=\"https://mstdn.jp/tags/%E5%A4%95%E7%84%BC%E3%81%91\" class=\"mention hashtag\" rel=\"tag\">#<span>夕焼け</span></a> <a href=\"https://mstdn.jp/tags/%E9%95%B7%E5%B4%8E%E6%B8%AF\" class=\"mention hashtag\" rel=\"tag\">#<span>長崎港</span></a> <a href=\"https://mstdn.jp/tags/%E9%95%B7%E5%B4%8E\" class=\"mention hashtag\" rel=\"tag\">#<span>長崎</span></a> <br /><a href=\"https://mstdn.jp/tags/%E3%82%B9%E3%83%9A%E3%82%AF%E3%83%88%E3%83%A9%E3%83%A0%E3%82%AA%E3%83%96%E3%82%B6%E3%82%B7%E3%83%BC%E3%82%BA\" class=\"mention hashtag\" rel=\"tag\">#<span>スペクトラムオブザシーズ</span></a><br /><a href=\"https://mstdn.jp/tags/%E3%82%AF%E3%83%AB%E3%83%BC%E3%82%BA%E5%AE%A2%E8%88%B9\" class=\"mention hashtag\" rel=\"tag\">#<span>クルーズ客船</span></a> <a href=\"https://mstdn.jp/tags/cruiseship\" class=\"mention hashtag\" rel=\"tag\">#<span>cruiseship</span></a> <a href=\"https://mstdn.jp/tags/sunset\" class=\"mention hashtag\" rel=\"tag\">#<span>sunset</span></a> <br /><a href=\"https://mstdn.jp/tags/%E3%83%9E%E3%82%B9%E3%83%88%E3%83%89%E3%83%B3%E5%86%99%E7%9C%9F%E9%83%A8\" class=\"mention hashtag\" rel=\"tag\">#<span>マストドン写真部</span></a> <a href=\"https://mstdn.jp/tags/photography\" class=\"mention hashtag\" rel=\"tag\">#<span>photography</span></a></p>", "contentMap": { "ja": "<p>長崎の夕方</p><p><a href=\"https://mstdn.jp/tags/%E5%A4%95%E7%84%BC%E3%81%91\" class=\"mention hashtag\" rel=\"tag\">#<span>夕焼け</span></a> <a href=\"https://mstdn.jp/tags/%E9%95%B7%E5%B4%8E%E6%B8%AF\" class=\"mention hashtag\" rel=\"tag\">#<span>長崎港</span></a> <a href=\"https://mstdn.jp/tags/%E9%95%B7%E5%B4%8E\" class=\"mention hashtag\" rel=\"tag\">#<span>長崎</span></a> <br /><a href=\"https://mstdn.jp/tags/%E3%82%B9%E3%83%9A%E3%82%AF%E3%83%88%E3%83%A9%E3%83%A0%E3%82%AA%E3%83%96%E3%82%B6%E3%82%B7%E3%83%BC%E3%82%BA\" class=\"mention hashtag\" rel=\"tag\">#<span>スペクトラムオブザシーズ</span></a><br /><a href=\"https://mstdn.jp/tags/%E3%82%AF%E3%83%AB%E3%83%BC%E3%82%BA%E5%AE%A2%E8%88%B9\" class=\"mention hashtag\" rel=\"tag\">#<span>クルーズ客船</span></a> <a href=\"https://mstdn.jp/tags/cruiseship\" class=\"mention hashtag\" rel=\"tag\">#<span>cruiseship</span></a> <a href=\"https://mstdn.jp/tags/sunset\" class=\"mention hashtag\" rel=\"tag\">#<span>sunset</span></a> <br /><a href=\"https://mstdn.jp/tags/%E3%83%9E%E3%82%B9%E3%83%88%E3%83%89%E3%83%B3%E5%86%99%E7%9C%9F%E9%83%A8\" class=\"mention hashtag\" rel=\"tag\">#<span>マストドン写真部</span></a> <a href=\"https://mstdn.jp/tags/photography\" class=\"mention hashtag\" rel=\"tag\">#<span>photography</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://media.mstdn.jp/media_attachments/files/114/653/994/270/878/872/original/a3bbf0090b5f72b5.png", "name": "", "blurhash": "UXDlj1IqjYs.~BR*oeof-os.s.j]ozxajsWC", "width": 682, "height": 1024 }, { "type": "Document", "mediaType": "image/png", "url": "https://media.mstdn.jp/media_attachments/files/114/653/994/765/299/518/original/801a774df1ba63a2.png", "name": "", "blurhash": "UODIg+EMIpRk~BR*R*a#5T$%$%j[0#xZxZoe", "width": 1024, "height": 576 } ], "tag": [ { "type": "Hashtag", "href": "https://mstdn.jp/tags/photography", "name": "#photography" }, { "type": "Hashtag", "href": "https://mstdn.jp/tags/%E3%83%9E%E3%82%B9%E3%83%88%E3%83%89%E3%83%B3%E5%86%99%E7%9C%9F%E9%83%A8", "name": "#マストドン写真部" }, { "type": "Hashtag", "href": "https://mstdn.jp/tags/sunset", "name": "#sunset" }, { "type": "Hashtag", "href": "https://mstdn.jp/tags/cruiseship", "name": "#cruiseship" }, { "type": "Hashtag", "href": "https://mstdn.jp/tags/%E3%82%AF%E3%83%AB%E3%83%BC%E3%82%BA%E5%AE%A2%E8%88%B9", "name": "#クルーズ客船" }, { "type": "Hashtag", "href": "https://mstdn.jp/tags/%E3%82%B9%E3%83%9A%E3%82%AF%E3%83%88%E3%83%A9%E3%83%A0%E3%82%AA%E3%83%96%E3%82%B6%E3%82%B7%E3%83%BC%E3%82%BA", "name": "#スペクトラムオブザシーズ" }, { "type": "Hashtag", "href": "https://mstdn.jp/tags/%E9%95%B7%E5%B4%8E", "name": "#長崎" }, { "type": "Hashtag", "href": "https://mstdn.jp/tags/%E9%95%B7%E5%B4%8E%E6%B8%AF", "name": "#長崎港" }, { "type": "Hashtag", "href": "https://mstdn.jp/tags/%E5%A4%95%E7%84%BC%E3%81%91", "name": "#夕焼け" } ], "replies": { "id": "https://mstdn.jp/users/tajiko/statuses/114653999190572296/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mstdn.jp/users/tajiko/statuses/114653999190572296/replies?only_other_accounts=true&page=true", "partOf": "https://mstdn.jp/users/tajiko/statuses/114653999190572296/replies", "items": [] } } }