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.world/users/vingtroiseize/statuses/114422294419295458", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-29T16:54:14Z", "url": "https://mastodon.world/@vingtroiseize/114422294419295458", "attributedTo": "https://mastodon.world/users/vingtroiseize", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.world/users/vingtroiseize/followers" ], "sensitive": false, "atomUri": "https://mastodon.world/users/vingtroiseize/statuses/114422294419295458", "inReplyToAtomUri": null, "conversation": "tag:mastodon.world,2025-04-29:objectId=408198984:objectType=Conversation", "content": "<p>Linus Åkesson&#39;s Kaleidoscopico Turns a Raspberry Pi Pico 2 Into a Powerful Demoscene Machine<br />Commodore Amiga-inspired project, totaling 17,000 lines of RISC-V assembler, shows just what the RP2350 can do.</p><p>🔗 <a href=\"https://www.hackster.io/news/linus-akesson-s-kaleidoscopico-turns-a-raspberry-pi-pico-2-into-a-powerful-demoscene-machine-85b9ba713e13\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">hackster.io/news/linus-akesson</span><span class=\"invisible\">-s-kaleidoscopico-turns-a-raspberry-pi-pico-2-into-a-powerful-demoscene-machine-85b9ba713e13</span></a></p><p><a href=\"https://mastodon.world/tags/RaspberryPI\" class=\"mention hashtag\" rel=\"tag\">#<span>RaspberryPI</span></a> <a href=\"https://mastodon.world/tags/Demoscene\" class=\"mention hashtag\" rel=\"tag\">#<span>Demoscene</span></a> <a href=\"https://mastodon.world/tags/Commodore\" class=\"mention hashtag\" rel=\"tag\">#<span>Commodore</span></a> <a href=\"https://mastodon.world/tags/AMIGA\" class=\"mention hashtag\" rel=\"tag\">#<span>AMIGA</span></a> <a href=\"https://mastodon.world/tags/CBM\" class=\"mention hashtag\" rel=\"tag\">#<span>CBM</span></a> <a href=\"https://mastodon.world/tags/A500\" class=\"mention hashtag\" rel=\"tag\">#<span>A500</span></a> <a href=\"https://mastodon.world/tags/retrocomputer\" class=\"mention hashtag\" rel=\"tag\">#<span>retrocomputer</span></a> <a href=\"https://mastodon.world/tags/retrogaming\" class=\"mention hashtag\" rel=\"tag\">#<span>retrogaming</span></a> <a href=\"https://mastodon.world/tags/videogames\" class=\"mention hashtag\" rel=\"tag\">#<span>videogames</span></a> <a href=\"https://mastodon.world/tags/80s\" class=\"mention hashtag\" rel=\"tag\">#<span>80s</span></a> <a href=\"https://mastodon.world/tags/90s\" class=\"mention hashtag\" rel=\"tag\">#<span>90s</span></a> <a href=\"https://mastodon.world/tags/Geek\" class=\"mention hashtag\" rel=\"tag\">#<span>Geek</span></a></p>", "contentMap": { "en": "<p>Linus Åkesson&#39;s Kaleidoscopico Turns a Raspberry Pi Pico 2 Into a Powerful Demoscene Machine<br />Commodore Amiga-inspired project, totaling 17,000 lines of RISC-V assembler, shows just what the RP2350 can do.</p><p>🔗 <a href=\"https://www.hackster.io/news/linus-akesson-s-kaleidoscopico-turns-a-raspberry-pi-pico-2-into-a-powerful-demoscene-machine-85b9ba713e13\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">hackster.io/news/linus-akesson</span><span class=\"invisible\">-s-kaleidoscopico-turns-a-raspberry-pi-pico-2-into-a-powerful-demoscene-machine-85b9ba713e13</span></a></p><p><a href=\"https://mastodon.world/tags/RaspberryPI\" class=\"mention hashtag\" rel=\"tag\">#<span>RaspberryPI</span></a> <a href=\"https://mastodon.world/tags/Demoscene\" class=\"mention hashtag\" rel=\"tag\">#<span>Demoscene</span></a> <a href=\"https://mastodon.world/tags/Commodore\" class=\"mention hashtag\" rel=\"tag\">#<span>Commodore</span></a> <a href=\"https://mastodon.world/tags/AMIGA\" class=\"mention hashtag\" rel=\"tag\">#<span>AMIGA</span></a> <a href=\"https://mastodon.world/tags/CBM\" class=\"mention hashtag\" rel=\"tag\">#<span>CBM</span></a> <a href=\"https://mastodon.world/tags/A500\" class=\"mention hashtag\" rel=\"tag\">#<span>A500</span></a> <a href=\"https://mastodon.world/tags/retrocomputer\" class=\"mention hashtag\" rel=\"tag\">#<span>retrocomputer</span></a> <a href=\"https://mastodon.world/tags/retrogaming\" class=\"mention hashtag\" rel=\"tag\">#<span>retrogaming</span></a> <a href=\"https://mastodon.world/tags/videogames\" class=\"mention hashtag\" rel=\"tag\">#<span>videogames</span></a> <a href=\"https://mastodon.world/tags/80s\" class=\"mention hashtag\" rel=\"tag\">#<span>80s</span></a> <a href=\"https://mastodon.world/tags/90s\" class=\"mention hashtag\" rel=\"tag\">#<span>90s</span></a> <a href=\"https://mastodon.world/tags/Geek\" class=\"mention hashtag\" rel=\"tag\">#<span>Geek</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://s3.eu-central-2.wasabisys.com/mastodonworld/media_attachments/files/114/422/294/188/778/617/original/b151456a77a73823.png", "name": null, "blurhash": "U46@s:Em0[}[=}NaEL-U5x$+=n9u0#$*^Q9u", "width": 830, "height": 467 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.world/tags/raspberrypi", "name": "#raspberrypi" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/demoscene", "name": "#demoscene" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/commodore", "name": "#commodore" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/amiga", "name": "#amiga" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/cbm", "name": "#cbm" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/a500", "name": "#a500" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/retrocomputer", "name": "#retrocomputer" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/retrogaming", "name": "#retrogaming" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/videogames", "name": "#videogames" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/80s", "name": "#80s" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/90s", "name": "#90s" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/geek", "name": "#geek" } ], "replies": { "id": "https://mastodon.world/users/vingtroiseize/statuses/114422294419295458/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.world/users/vingtroiseize/statuses/114422294419295458/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.world/users/vingtroiseize/statuses/114422294419295458/replies", "items": [] } }, "likes": { "id": "https://mastodon.world/users/vingtroiseize/statuses/114422294419295458/likes", "type": "Collection", "totalItems": 5 }, "shares": { "id": "https://mastodon.world/users/vingtroiseize/statuses/114422294419295458/shares", "type": "Collection", "totalItems": 4 } }