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://mastodon.sdf.org/users/happy/statuses/113890297741336043", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-01-25T18:00:29Z", "url": "https://mastodon.sdf.org/@happy/113890297741336043", "attributedTo": "https://mastodon.sdf.org/users/happy", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.sdf.org/users/happy/followers" ], "sensitive": false, "atomUri": "https://mastodon.sdf.org/users/happy/statuses/113890297741336043", "inReplyToAtomUri": null, "conversation": "tag:mastodon.sdf.org,2025-01-25:objectId=238424017:objectType=Conversation", "content": "<p>The 24 Hours of Daytona is about to start. For most places outside of North America the official International feed can be accessed for free.</p><p>YouTube<br /><a href=\"https://www.youtube.com/live/58CZxDrMniI\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://www.</span><span class=\"\">youtube.com/live/58CZxDrMniI</span><span class=\"invisible\"></span></a></p><p>IMSA TV<br /><a href=\"https://www.imsa.com/tvlive/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://www.</span><span class=\"\">imsa.com/tvlive/</span><span class=\"invisible\"></span></a></p><p>Radio Le Mans (audio commentary)<br /><a href=\"https://radiolemans.co\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"\">radiolemans.co</span><span class=\"invisible\"></span></a></p><p><a href=\"https://mastodon.sdf.org/tags/IMSA\" class=\"mention hashtag\" rel=\"tag\">#<span>IMSA</span></a> <a href=\"https://mastodon.sdf.org/tags/24hDaytona\" class=\"mention hashtag\" rel=\"tag\">#<span>24hDaytona</span></a> <a href=\"https://mastodon.sdf.org/tags/Rolex24\" class=\"mention hashtag\" rel=\"tag\">#<span>Rolex24</span></a> <a href=\"https://mastodon.sdf.org/tags/MotorSport\" class=\"mention hashtag\" rel=\"tag\">#<span>MotorSport</span></a> <a href=\"https://mastodon.sdf.org/tags/MotorSports\" class=\"mention hashtag\" rel=\"tag\">#<span>MotorSports</span></a></p>", "contentMap": { "en": "<p>The 24 Hours of Daytona is about to start. For most places outside of North America the official International feed can be accessed for free.</p><p>YouTube<br /><a href=\"https://www.youtube.com/live/58CZxDrMniI\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://www.</span><span class=\"\">youtube.com/live/58CZxDrMniI</span><span class=\"invisible\"></span></a></p><p>IMSA TV<br /><a href=\"https://www.imsa.com/tvlive/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://www.</span><span class=\"\">imsa.com/tvlive/</span><span class=\"invisible\"></span></a></p><p>Radio Le Mans (audio commentary)<br /><a href=\"https://radiolemans.co\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"\">radiolemans.co</span><span class=\"invisible\"></span></a></p><p><a href=\"https://mastodon.sdf.org/tags/IMSA\" class=\"mention hashtag\" rel=\"tag\">#<span>IMSA</span></a> <a href=\"https://mastodon.sdf.org/tags/24hDaytona\" class=\"mention hashtag\" rel=\"tag\">#<span>24hDaytona</span></a> <a href=\"https://mastodon.sdf.org/tags/Rolex24\" class=\"mention hashtag\" rel=\"tag\">#<span>Rolex24</span></a> <a href=\"https://mastodon.sdf.org/tags/MotorSport\" class=\"mention hashtag\" rel=\"tag\">#<span>MotorSport</span></a> <a href=\"https://mastodon.sdf.org/tags/MotorSports\" class=\"mention hashtag\" rel=\"tag\">#<span>MotorSports</span></a></p>" }, "updated": "2025-01-25T18:48:58Z", "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/imsa", "name": "#imsa" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/24hdaytona", "name": "#24hdaytona" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/motorsport", "name": "#motorsport" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/motorsports", "name": "#motorsports" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/rolex24", "name": "#rolex24" } ], "replies": { "id": "https://mastodon.sdf.org/users/happy/statuses/113890297741336043/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.sdf.org/users/happy/statuses/113890297741336043/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.sdf.org/users/happy/statuses/113890297741336043/replies", "items": [] } } }