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://fosstodon.org/users/grz0zrg/statuses/114394767966104197", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-24T20:13:54Z", "url": "https://fosstodon.org/@grz0zrg/114394767966104197", "attributedTo": "https://fosstodon.org/users/grz0zrg", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://fosstodon.org/users/grz0zrg/followers" ], "sensitive": false, "atomUri": "https://fosstodon.org/users/grz0zrg/statuses/114394767966104197", "inReplyToAtomUri": null, "conversation": "tag:fosstodon.org,2025-04-24:objectId=310361506:objectType=Conversation", "content": "<p>Stacking quads on the vertical axis and comparing the quad index against a height map value to fetch the color from a colormap is a fun way to spice things up for a simple quad rasterizer with pitch support, slow and inefficient but easy to add.</p><p><a href=\"https://fosstodon.org/tags/computergraphics\" class=\"mention hashtag\" rel=\"tag\">#<span>computergraphics</span></a> <a href=\"https://fosstodon.org/tags/demoscene\" class=\"mention hashtag\" rel=\"tag\">#<span>demoscene</span></a> <a href=\"https://fosstodon.org/tags/voxel\" class=\"mention hashtag\" rel=\"tag\">#<span>voxel</span></a></p>", "contentMap": { "en": "<p>Stacking quads on the vertical axis and comparing the quad index against a height map value to fetch the color from a colormap is a fun way to spice things up for a simple quad rasterizer with pitch support, slow and inefficient but easy to add.</p><p><a href=\"https://fosstodon.org/tags/computergraphics\" class=\"mention hashtag\" rel=\"tag\">#<span>computergraphics</span></a> <a href=\"https://fosstodon.org/tags/demoscene\" class=\"mention hashtag\" rel=\"tag\">#<span>demoscene</span></a> <a href=\"https://fosstodon.org/tags/voxel\" class=\"mention hashtag\" rel=\"tag\">#<span>voxel</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "video/mp4", "url": "https://cdn.fosstodon.org/media_attachments/files/114/394/671/949/054/731/original/3b348a3cbf14109d.mp4", "name": "HAKMEM 149 based quad rasterizer with pitch support extended to naively draw a terrain by stacking multiple quads on the vertical axis, the quad index is checked against a height map value per pixel, a color (taken from a colormap) is outputted when the index / value match.", "blurhash": "U12P3*of4oRkWCfRoeay00WB_2t6t6ayRkj]", "width": 512, "height": 510 }, { "type": "Document", "mediaType": "video/mp4", "url": "https://cdn.fosstodon.org/media_attachments/files/114/394/672/055/349/202/original/8f0610f9456bcd2e.mp4", "name": "HAKMEM 149 based quad rasterizer with pitch support, this shows a rotating textured quad.", "blurhash": "UUBzLTWA4nt8o#oLV@bI00og-:WARiRjo#oe", "width": 512, "height": 512 } ], "tag": [ { "type": "Hashtag", "href": "https://fosstodon.org/tags/computergraphics", "name": "#computergraphics" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/demoscene", "name": "#demoscene" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/voxel", "name": "#voxel" } ], "replies": { "id": "https://fosstodon.org/users/grz0zrg/statuses/114394767966104197/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://fosstodon.org/users/grz0zrg/statuses/114394767966104197/replies?only_other_accounts=true&page=true", "partOf": "https://fosstodon.org/users/grz0zrg/statuses/114394767966104197/replies", "items": [] } }, "likes": { "id": "https://fosstodon.org/users/grz0zrg/statuses/114394767966104197/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://fosstodon.org/users/grz0zrg/statuses/114394767966104197/shares", "type": "Collection", "totalItems": 0 } }