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://w3id.org/security/v1", { "Hashtag": "as:Hashtag", "sensitive": "as:sensitive", "manuallyApprovesFollowers": "as:manuallyApprovesFollowers", "alsoKnownAs": { "@id": "as:alsoKnownAs", "@type": "@id" }, "movedTo": { "@id": "as:movedTo", "@type": "@id" }, "toot": "http://joinmastodon.org/ns#", "featured": { "@id": "toot:featured", "@type": "@id" }, "Emoji": "toot:Emoji", "blurhash": "toot:blurhash", "votersCount": "toot:votersCount", "schema": "http://schema.org#", "PropertyValue": "schema:PropertyValue", "value": "schema:value", "ostatus": "http://ostatus.org#", "conversation": "ostatus:conversation" } ], "actor": "https://microblog.pub", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://microblog.pub/followers", "https://fediverso.publicar.uy", "https://opalstack.social/users/sean" ], "id": "https://microblog.pub/o/2c4e93a1083e444a992405f79a47990d/activity", "object": { "type": "Note", "id": "https://microblog.pub/o/2c4e93a1083e444a992405f79a47990d", "attributedTo": "https://microblog.pub", "content": "<p><span class=\"h-card\"><a href=\"https://fediverso.publicar.uy/\" class=\"u-url mention\">@gabriel@fediverso.publicar.uy</a></span> (cc <span class=\"h-card\"><a href=\"https://opalstack.social/@sean\" class=\"u-url mention\">@sean@opalstack.social</a></span>) I did try to tweak the in-memory cache settings, but it&#x27;s been a while this was pushed.</p>\n<p>When was the last time you updated your instance?</p>\n", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://microblog.pub/followers", "https://fediverso.publicar.uy", "https://opalstack.social/users/sean" ], "published": "2023-01-28T08:13:27Z", "context": "https://fediverso.publicar.uy/contexts/837a7afffffd484c8de3cf781e555089", "conversation": "https://fediverso.publicar.uy/contexts/837a7afffffd484c8de3cf781e555089", "url": "https://microblog.pub/o/2c4e93a1083e444a992405f79a47990d", "tag": [ { "type": "Mention", "href": "https://fediverso.publicar.uy", "name": "@gabriel@fediverso.publicar.uy" }, { "type": "Mention", "href": "https://opalstack.social/users/sean", "name": "@sean@opalstack.social" } ], "summary": null, "inReplyTo": "https://fediverso.publicar.uy/o/ef11d5f14ebe443f94d6b28b1dc65f8f", "sensitive": false, "attachment": [] }, "published": "2023-01-28T08:13:27Z", "type": "Create" }