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", "Hashtag": "as:Hashtag" } ], "id": "https://rss-mstdn.studiofreesia.com/users/youtube_TakaneLui/statuses/114559034274200051", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-23T20:28:59Z", "url": "https://rss-mstdn.studiofreesia.com/@youtube_TakaneLui/114559034274200051", "attributedTo": "https://rss-mstdn.studiofreesia.com/users/youtube_TakaneLui", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://rss-mstdn.studiofreesia.com/users/youtube_TakaneLui/followers" ], "sensitive": false, "atomUri": "https://rss-mstdn.studiofreesia.com/users/youtube_TakaneLui/statuses/114559034274200051", "inReplyToAtomUri": null, "conversation": "tag:rss-mstdn.studiofreesia.com,2025-05-23:objectId=14636350:objectType=Conversation", "content": "<p>【 ドラゴンクエスト11S 】完全初見。ゆるキャラ聖獣を求めて!!!苗木もどこだ!?【鷹嶺ルイ/ホロライブ】※ネタバレあり<br /><a href=\"https://www.youtube.com/watch?v=6ap_WSLTj0I\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=6ap_WSLTj0</span><span class=\"invisible\">I</span></a></p><p><a href=\"https://rss-mstdn.studiofreesia.com/tags/youtube_TakaneLui\" class=\"mention hashtag\" rel=\"tag\">#<span>youtube_TakaneLui</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%83%9B%E3%83%AD%E3%83%A9%E3%82%A4%E3%83%96\" class=\"mention hashtag\" rel=\"tag\">#<span>ホロライブ</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/Vtuber\" class=\"mention hashtag\" rel=\"tag\">#<span>Vtuber</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%83%90%E3%83%BC%E3%83%81%E3%83%A3%E3%83%AByoutuber\" class=\"mention hashtag\" rel=\"tag\">#<span>バーチャルyoutuber</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/hololive\" class=\"mention hashtag\" rel=\"tag\">#<span>hololive</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%83%89%E3%83%A9%E3%82%B4%E3%83%B3%E3%82%AF%E3%82%A8%E3%82%B9%E3%83%8811S\" class=\"mention hashtag\" rel=\"tag\">#<span>ドラゴンクエスト11S</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%83%89%E3%83%A9%E3%82%AF%E3%82%A811S\" class=\"mention hashtag\" rel=\"tag\">#<span>ドラクエ11S</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/DRAGON_QUESTXI\" class=\"mention hashtag\" rel=\"tag\">#<span>DRAGON_QUESTXI</span></a></p>", "contentMap": { "ja": "<p>【 ドラゴンクエスト11S 】完全初見。ゆるキャラ聖獣を求めて!!!苗木もどこだ!?【鷹嶺ルイ/ホロライブ】※ネタバレあり<br /><a href=\"https://www.youtube.com/watch?v=6ap_WSLTj0I\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=6ap_WSLTj0</span><span class=\"invisible\">I</span></a></p><p><a href=\"https://rss-mstdn.studiofreesia.com/tags/youtube_TakaneLui\" class=\"mention hashtag\" rel=\"tag\">#<span>youtube_TakaneLui</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%83%9B%E3%83%AD%E3%83%A9%E3%82%A4%E3%83%96\" class=\"mention hashtag\" rel=\"tag\">#<span>ホロライブ</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/Vtuber\" class=\"mention hashtag\" rel=\"tag\">#<span>Vtuber</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%83%90%E3%83%BC%E3%83%81%E3%83%A3%E3%83%AByoutuber\" class=\"mention hashtag\" rel=\"tag\">#<span>バーチャルyoutuber</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/hololive\" class=\"mention hashtag\" rel=\"tag\">#<span>hololive</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%83%89%E3%83%A9%E3%82%B4%E3%83%B3%E3%82%AF%E3%82%A8%E3%82%B9%E3%83%8811S\" class=\"mention hashtag\" rel=\"tag\">#<span>ドラゴンクエスト11S</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%83%89%E3%83%A9%E3%82%AF%E3%82%A811S\" class=\"mention hashtag\" rel=\"tag\">#<span>ドラクエ11S</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/DRAGON_QUESTXI\" class=\"mention hashtag\" rel=\"tag\">#<span>DRAGON_QUESTXI</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/youtube_takanelui", "name": "#youtube_takanelui" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/%E3%83%9B%E3%83%AD%E3%83%A9%E3%82%A4%E3%83%96", "name": "#ホロライブ" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/vtuber", "name": "#vtuber" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/%E3%83%90%E3%83%BC%E3%83%81%E3%83%A3%E3%83%AByoutuber", "name": "#バーチャルyoutuber" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/hololive", "name": "#hololive" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/%E3%83%89%E3%83%A9%E3%82%B4%E3%83%B3%E3%82%AF%E3%82%A8%E3%82%B9%E3%83%8811s", "name": "#ドラゴンクエスト11s" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/%E3%83%89%E3%83%A9%E3%82%AF%E3%82%A811s", "name": "#ドラクエ11s" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/dragon_questxi", "name": "#dragon_questxi" } ], "replies": { "id": "https://rss-mstdn.studiofreesia.com/users/youtube_TakaneLui/statuses/114559034274200051/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://rss-mstdn.studiofreesia.com/users/youtube_TakaneLui/statuses/114559034274200051/replies?only_other_accounts=true&page=true", "partOf": "https://rss-mstdn.studiofreesia.com/users/youtube_TakaneLui/statuses/114559034274200051/replies", "items": [] } } }