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://join-lemmy.org/context.json", "https://www.w3.org/ns/activitystreams" ], "type": "Page", "id": "https://lemm.ee/post/63222655", "attributedTo": "https://lemm.ee/u/neme", "to": [ "https://sh.itjust.works/c/cybersecurity", "https://www.w3.org/ns/activitystreams#Public" ], "name": "TeleMessage, a modified Signal clone used by US government officials, has been hacked", "cc": [], "mediaType": "text/html", "attachment": [ { "href": "https://techcrunch.com/2025/05/05/telemessage-a-modified-signal-clone-used-by-us-government-officials-has-been-hacked/", "mediaType": "text/html; charset=utf-8", "type": "Link" } ], "image": { "type": "Image", "url": "https://techcrunch.com/wp-content/uploads/2025/02/android-spyware-purple.jpg?w=1099" }, "sensitive": false, "published": "2025-05-06T15:26:03.711044Z", "language": { "identifier": "en", "name": "English" }, "audience": "https://sh.itjust.works/c/cybersecurity", "tag": [ { "href": "https://lemm.ee/post/63222655", "name": "#cybersecurity", "type": "Hashtag" } ] }