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://chaos.social/users/polpo/statuses/114472742354528355", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-08T14:43:48Z", "url": "https://chaos.social/@polpo/114472742354528355", "attributedTo": "https://chaos.social/users/polpo", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://chaos.social/users/polpo/followers" ], "sensitive": false, "atomUri": "https://chaos.social/users/polpo/statuses/114472742354528355", "inReplyToAtomUri": null, "conversation": "tag:chaos.social,2025-05-08:objectId=268721497:objectType=Conversation", "content": "<p>Last night I experimented with CDROM emulation on <a href=\"https://chaos.social/tags/PicoGUS\" class=\"mention hashtag\" rel=\"tag\">#<span>PicoGUS</span></a> using iso or bin/cue on a USB stick, using code from yyzkevin. I first thought RP2040’s USB would be too slow but after seeing the Pico ODE for 3DO that emulates the same MKE interface, I have newfound confidence that it will be fast enough.</p>", "contentMap": { "en": "<p>Last night I experimented with CDROM emulation on <a href=\"https://chaos.social/tags/PicoGUS\" class=\"mention hashtag\" rel=\"tag\">#<span>PicoGUS</span></a> using iso or bin/cue on a USB stick, using code from yyzkevin. I first thought RP2040’s USB would be too slow but after seeing the Pico ODE for 3DO that emulates the same MKE interface, I have newfound confidence that it will be fast enough.</p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://assets.chaos.social/media_attachments/files/114/472/741/618/386/434/original/948bfd365e440402.jpeg", "name": "Photo of a monitor showing the Matushita CDROM driver and MSCDEX being loaded successfully. ", "blurhash": "UDDvQHbW9F8{^%X9D*9a~BNHoze;M}IotRt7", "width": 3325, "height": 2494 }, { "type": "Document", "mediaType": "image/jpeg", "url": "https://assets.chaos.social/media_attachments/files/114/472/742/123/590/261/original/2845d0058fc66b9c.jpeg", "name": "Photo from further back showing a PicoGUS with a USB stick inserted and a directory listing of the Mechwarrior 2 CD on the screen", "blurhash": "UCEoJQt,tie95Rxtr=J8_M?FNKJR^4OpX-^P", "width": 2494, "height": 3325 } ], "tag": [ { "type": "Hashtag", "href": "https://chaos.social/tags/PicoGUS", "name": "#PicoGUS" } ], "replies": { "id": "https://chaos.social/users/polpo/statuses/114472742354528355/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://chaos.social/users/polpo/statuses/114472742354528355/replies?min_id=114476053705200481&page=true", "partOf": "https://chaos.social/users/polpo/statuses/114472742354528355/replies", "items": [ "https://chaos.social/users/polpo/statuses/114476053705200481" ] } }, "likes": { "id": "https://chaos.social/users/polpo/statuses/114472742354528355/likes", "type": "Collection", "totalItems": 43 }, "shares": { "id": "https://chaos.social/users/polpo/statuses/114472742354528355/shares", "type": "Collection", "totalItems": 12 } }