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://lemmygrad.ml/post/7548162", "attributedTo": "https://lemmygrad.ml/u/yogthos", "to": [ "https://lemmygrad.ml/c/science", "https://www.w3.org/ns/activitystreams#Public" ], "name": "Chinese Biotech Eyes US Nod for Cancer Therapy Eluding Merck", "cc": [], "content": "<p><a href=\"https://archive.ph/Crg8B\">archive.ph/Crg8B</a></p>\n", "mediaType": "text/html", "source": { "content": "https://archive.ph/Crg8B", "mediaType": "text/markdown" }, "attachment": [ { "href": "https://www.bloomberg.com/news/articles/2025-03-31/chinese-biotech-eyes-us-nod-for-cancer-therapy-eluding-merck", "mediaType": "text/html", "type": "Link" } ], "sensitive": false, "published": "2025-04-14T04:28:21.114379Z", "language": { "identifier": "en", "name": "English" }, "audience": "https://lemmygrad.ml/c/science", "tag": [ { "href": "https://lemmygrad.ml/post/7548162", "name": "#science", "type": "Hashtag" } ] }