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", "litepub": "http://litepub.social/ns#", "directMessage": "litepub:directMessage" } ], "id": "https://infosec.exchange/users/S1m/statuses/114303156046039448", "type": "Note", "summary": null, "inReplyTo": "https://infosec.exchange/users/S1m/statuses/114303135189925107", "published": "2025-04-08T15:55:47Z", "url": "https://infosec.exchange/@S1m/114303156046039448", "attributedTo": "https://infosec.exchange/users/S1m", "to": [ "https://infosec.exchange/users/S1m/followers" ], "cc": [ "https://www.w3.org/ns/activitystreams#Public" ], "sensitive": false, "atomUri": "https://infosec.exchange/users/S1m/statuses/114303156046039448", "inReplyToAtomUri": "https://infosec.exchange/users/S1m/statuses/114303135189925107", "conversation": "tag:infosec.exchange,2025-04-08:objectId=259706576:objectType=Conversation", "content": "<p>Push notifications will work only with applications that follow webpush standards. That means it won't work with apps like Telegram that support a version of the standard which has been deprecated ~9 years ago</p><p>This is a version that was released a month before it was deprecated, but which unfortunately still has consequences today.</p>", "contentMap": { "en": "<p>Push notifications will work only with applications that follow webpush standards. That means it won't work with apps like Telegram that support a version of the standard which has been deprecated ~9 years ago</p><p>This is a version that was released a month before it was deprecated, but which unfortunately still has consequences today.</p>" }, "attachment": [], "tag": [], "replies": { "id": "https://infosec.exchange/users/S1m/statuses/114303156046039448/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://infosec.exchange/users/S1m/statuses/114303156046039448/replies?min_id=114303161829948004&page=true", "partOf": "https://infosec.exchange/users/S1m/statuses/114303156046039448/replies", "items": [ "https://infosec.exchange/users/S1m/statuses/114303161829948004" ] } }, "likes": { "id": "https://infosec.exchange/users/S1m/statuses/114303156046039448/likes", "type": "Collection", "totalItems": 4 }, "shares": { "id": "https://infosec.exchange/users/S1m/statuses/114303156046039448/shares", "type": "Collection", "totalItems": 0 } }