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", { "ostatus": "http://ostatus.org#", "atomUri": "ostatus:atomUri", "inReplyToAtomUri": "ostatus:inReplyToAtomUri", "conversation": "ostatus:conversation", "sensitive": "as:sensitive", "toot": "http://joinmastodon.org/ns#", "votersCount": "toot:votersCount", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.social/users/ridetheory/statuses/114764726773885050", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-29T04:19:17Z", "url": "https://mastodon.social/@ridetheory/114764726773885050", "attributedTo": "https://mastodon.social/users/ridetheory", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/ridetheory/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/ridetheory/statuses/114764726773885050", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-06-29:objectId=1035109715:objectType=Conversation", "content": "<p>Picked up an ASA E6-B flight computer circular <a href=\"https://mastodon.social/tags/SlideRule\" class=\"mention hashtag\" rel=\"tag\">#<span>SlideRule</span></a> at a yard sale. It&#39;s the same kind Spock uses on TOS, though his is aluminum; this one is paper. I have an aluminum one from another company, which I occasionally use to calculate my <a href=\"https://mastodon.social/tags/ebike\" class=\"mention hashtag\" rel=\"tag\">#<span>ebike</span></a> daily ride mileage when my GPS app fails. This one is more legible, and lighter weight.</p>", "contentMap": { "en": "<p>Picked up an ASA E6-B flight computer circular <a href=\"https://mastodon.social/tags/SlideRule\" class=\"mention hashtag\" rel=\"tag\">#<span>SlideRule</span></a> at a yard sale. It&#39;s the same kind Spock uses on TOS, though his is aluminum; this one is paper. I have an aluminum one from another company, which I occasionally use to calculate my <a href=\"https://mastodon.social/tags/ebike\" class=\"mention hashtag\" rel=\"tag\">#<span>ebike</span></a> daily ride mileage when my GPS app fails. This one is more legible, and lighter weight.</p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.social/media_attachments/files/114/764/682/496/490/618/original/2dd29a3d2628eb16.jpg", "name": "A circular slide rule made of paper in a clear plastic case.", "blurhash": "UYD^1Q_4H;I9tltRkBaxMwV@t8ogaejZofjs", "focalPoint": [ 0, 0 ], "width": 2880, "height": 2880 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/sliderule", "name": "#sliderule" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/ebike", "name": "#ebike" } ], "replies": { "id": "https://mastodon.social/users/ridetheory/statuses/114764726773885050/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/ridetheory/statuses/114764726773885050/replies?min_id=114764764816556678&page=true", "partOf": "https://mastodon.social/users/ridetheory/statuses/114764726773885050/replies", "items": [ "https://mastodon.social/users/ridetheory/statuses/114764764816556678" ] } }, "likes": { "id": "https://mastodon.social/users/ridetheory/statuses/114764726773885050/likes", "type": "Collection", "totalItems": 4 }, "shares": { "id": "https://mastodon.social/users/ridetheory/statuses/114764726773885050/shares", "type": "Collection", "totalItems": 1 } }