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.

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{ "@context": [ "https://www.w3.org/ns/activitystreams", "https://notnow.dev/schemas/litepub-0.1.jsonld", { "@language": "und" } ], "actor": "https://notnow.dev/users/zhuowei", "attachment": [], "attributedTo": "https://notnow.dev/users/zhuowei", "cc": [ "https://notnow.dev/users/zhuowei/followers" ], "content": "After the fall of Twitter and rise of Discord, the next generation will, once again, call <a class=\"hashtag\" data-tag=\"hashtags\" href=\"https://notnow.dev/tag/hashtags\" rel=\"tag ugc\">#hashtags</a> &quot;channels&quot;.", "context": "https://notnow.dev/contexts/0cb9bff3-0d98-4631-9033-74e203d6bd6c", "conversation": "https://notnow.dev/contexts/0cb9bff3-0d98-4631-9033-74e203d6bd6c", "id": "https://notnow.dev/objects/04262d8a-1868-4193-ab4d-d93824d1fe9c", "published": "2025-05-30T00:54:59.069771Z", "sensitive": false, "source": "After the fall of Twitter and rise of Discord, the next generation will, once again, call #hashtags \"channels\".", "summary": "", "tag": [ { "href": "https://notnow.dev/tags/hashtags", "name": "#hashtags", "type": "Hashtag" } ], "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "type": "Note" }