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://mstdn.nere9.help/users/hadsn/statuses/114149468021472999/replies", "type": "Collection", "first": { "id": "https://mstdn.nere9.help/users/hadsn/statuses/114149468021472999/replies?page=true", "type": "CollectionPage", "next": "https://mstdn.nere9.help/users/hadsn/statuses/114149468021472999/replies?only_other_accounts=true&page=true", "partOf": "https://mstdn.nere9.help/users/hadsn/statuses/114149468021472999/replies", "items": [ { "id": "https://mstdn.nere9.help/users/hadsn/statuses/114149498360603979", "type": "Note", "summary": null, "inReplyTo": "https://mstdn.nere9.help/users/hadsn/statuses/114149468021472999", "published": "2025-03-12T12:38:37Z", "url": "https://mstdn.nere9.help/@hadsn/114149498360603979", "attributedTo": "https://mstdn.nere9.help/users/hadsn", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mstdn.nere9.help/users/hadsn/followers" ], "sensitive": false, "atomUri": "https://mstdn.nere9.help/users/hadsn/statuses/114149498360603979", "inReplyToAtomUri": "https://mstdn.nere9.help/users/hadsn/statuses/114149468021472999", "conversation": "tag:mstdn.nere9.help,2025-03-09:objectId=92854905:objectType=Conversation", "content": "<p><a href=\"https://mstdn.nere9.help/tags/Chromebook\" class=\"mention hashtag\" rel=\"tag\">#<span>Chromebook</span></a> 日記 3日目<br />ロケールの設定を日本語にしたのに <a href=\"https://mstdn.nere9.help/tags/Firefox\" class=\"mention hashtag\" rel=\"tag\">#<span>Firefox</span></a> のUIが日本語にならねえ、とボヤきながら、croshで<br />&gt; vmc stop termina<br />&gt; vmc start termina<br />と <a href=\"https://mstdn.nere9.help/tags/Termina\" class=\"mention hashtag\" rel=\"tag\">#<span>Termina</span></a> VMを再起動してもUIが日本語にならなかった。結局、Firefoxのバーガーメニューから設定を選んで言語の欄から日本語を追加することによって解決</p>", "contentMap": { "ja": "<p><a href=\"https://mstdn.nere9.help/tags/Chromebook\" class=\"mention hashtag\" rel=\"tag\">#<span>Chromebook</span></a> 日記 3日目<br />ロケールの設定を日本語にしたのに <a href=\"https://mstdn.nere9.help/tags/Firefox\" class=\"mention hashtag\" rel=\"tag\">#<span>Firefox</span></a> のUIが日本語にならねえ、とボヤきながら、croshで<br />&gt; vmc stop termina<br />&gt; vmc start termina<br />と <a href=\"https://mstdn.nere9.help/tags/Termina\" class=\"mention hashtag\" rel=\"tag\">#<span>Termina</span></a> VMを再起動してもUIが日本語にならなかった。結局、Firefoxのバーガーメニューから設定を選んで言語の欄から日本語を追加することによって解決</p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mstdn.nere9.help/tags/chromebook", "name": "#chromebook" }, { "type": "Hashtag", "href": "https://mstdn.nere9.help/tags/firefox", "name": "#firefox" }, { "type": "Hashtag", "href": "https://mstdn.nere9.help/tags/termina", "name": "#termina" } ], "replies": { "id": "https://mstdn.nere9.help/users/hadsn/statuses/114149498360603979/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mstdn.nere9.help/users/hadsn/statuses/114149498360603979/replies?min_id=114149795646219529&page=true", "partOf": "https://mstdn.nere9.help/users/hadsn/statuses/114149498360603979/replies", "items": [ "https://mstdn.nere9.help/users/hadsn/statuses/114149795646219529" ] } } } ] } }