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/anatudor/statuses/112438356584959077/replies", "type": "Collection", "first": { "id": "https://mastodon.social/users/anatudor/statuses/112438356584959077/replies?page=true", "type": "CollectionPage", "next": "https://mastodon.social/users/anatudor/statuses/112438356584959077/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/anatudor/statuses/112438356584959077/replies", "items": [ { "id": "https://mastodon.social/users/anatudor/statuses/112438393816559915", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.social/users/anatudor/statuses/112438356584959077", "published": "2024-05-14T08:02:13Z", "url": "https://mastodon.social/@anatudor/112438393816559915", "attributedTo": "https://mastodon.social/users/anatudor", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/anatudor/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/anatudor/statuses/112438393816559915", "inReplyToAtomUri": "https://mastodon.social/users/anatudor/statuses/112438356584959077", "conversation": "tag:mastodon.social,2024-05-13:objectId=706695871:objectType=Conversation", "content": "<p>Deconstructing:</p><p>All the fe-prefixed elements (&quot;fe&quot; stands for &quot;filter effect&quot;) are called <a href=\"https://mastodon.social/tags/filter\" class=\"mention hashtag\" rel=\"tag\">#<span>filter</span></a> primitives (see <a href=\"https://developer.mozilla.org/en-US/docs/Web/SVG/Element#filter_primitive_elements\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">developer.mozilla.org/en-US/do</span><span class=\"invisible\">cs/Web/SVG/Element#filter_primitive_elements</span></a>).</p><p>All those used here take 1 or 2 inputs. We don&#39;t specify them explicitly for those with a single input... because they&#39;re the defaults!</p><p>The default input is normally the result (output) of the previous <a href=\"https://mastodon.social/tags/filter\" class=\"mention hashtag\" rel=\"tag\">#<span>filter</span></a> primitive. Save for the very first filter primitive, when the default input is the SourceGraphic.</p><p><a href=\"https://mastodon.social/tags/SVG\" class=\"mention hashtag\" rel=\"tag\">#<span>SVG</span></a> <a href=\"https://mastodon.social/tags/filterEffect\" class=\"mention hashtag\" rel=\"tag\">#<span>filterEffect</span></a> <a href=\"https://mastodon.social/tags/svgFilter\" class=\"mention hashtag\" rel=\"tag\">#<span>svgFilter</span></a> <a href=\"https://mastodon.social/tags/code\" class=\"mention hashtag\" rel=\"tag\">#<span>code</span></a> <a href=\"https://mastodon.social/tags/coding\" class=\"mention hashtag\" rel=\"tag\">#<span>coding</span></a> <a href=\"https://mastodon.social/tags/web\" class=\"mention hashtag\" rel=\"tag\">#<span>web</span></a></p>", "contentMap": { "en": "<p>Deconstructing:</p><p>All the fe-prefixed elements (&quot;fe&quot; stands for &quot;filter effect&quot;) are called <a href=\"https://mastodon.social/tags/filter\" class=\"mention hashtag\" rel=\"tag\">#<span>filter</span></a> primitives (see <a href=\"https://developer.mozilla.org/en-US/docs/Web/SVG/Element#filter_primitive_elements\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">developer.mozilla.org/en-US/do</span><span class=\"invisible\">cs/Web/SVG/Element#filter_primitive_elements</span></a>).</p><p>All those used here take 1 or 2 inputs. We don&#39;t specify them explicitly for those with a single input... because they&#39;re the defaults!</p><p>The default input is normally the result (output) of the previous <a href=\"https://mastodon.social/tags/filter\" class=\"mention hashtag\" rel=\"tag\">#<span>filter</span></a> primitive. Save for the very first filter primitive, when the default input is the SourceGraphic.</p><p><a href=\"https://mastodon.social/tags/SVG\" class=\"mention hashtag\" rel=\"tag\">#<span>SVG</span></a> <a href=\"https://mastodon.social/tags/filterEffect\" class=\"mention hashtag\" rel=\"tag\">#<span>filterEffect</span></a> <a href=\"https://mastodon.social/tags/svgFilter\" class=\"mention hashtag\" rel=\"tag\">#<span>svgFilter</span></a> <a href=\"https://mastodon.social/tags/code\" class=\"mention hashtag\" rel=\"tag\">#<span>code</span></a> <a href=\"https://mastodon.social/tags/coding\" class=\"mention hashtag\" rel=\"tag\">#<span>coding</span></a> <a href=\"https://mastodon.social/tags/web\" class=\"mention hashtag\" rel=\"tag\">#<span>web</span></a></p>" }, "updated": "2024-05-14T08:24:17Z", "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/112/438/477/338/265/121/original/9869c8351d15257c.png", "name": "Screenshot of MDN page listing SVG filter primitives: <feBlend>, <feColorMatrix>, <feComponentTransfer>, <feComposite>, <feConvolveMatrix>, <feDiffuseLighting>, <feDisplacementMap>, <feDropShadow>, <feFlood>, <feFuncA>, <feFuncB>, <feFuncG>, <feFuncR>, <feGaussianBlur>, <feImage>, <feMerge>, <feMergeNode>, <feMorphology>, <feOffset>, <feSpecularLighting>, <feTile>, <feTurbulence>", "blurhash": "U56H_.-=acWBZ|xZt8WCH;t8ogWAo$Rifkj[", "focalPoint": [ 0, 0 ], "width": 772, "height": 186 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/filter", "name": "#filter" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/svg", "name": "#svg" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/filtereffect", "name": "#filtereffect" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/SVGFilter", "name": "#SVGFilter" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/code", "name": "#code" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/coding", "name": "#coding" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/web", "name": "#web" } ], "replies": { "id": "https://mastodon.social/users/anatudor/statuses/112438393816559915/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/anatudor/statuses/112438393816559915/replies?min_id=112438541045537778&page=true", "partOf": "https://mastodon.social/users/anatudor/statuses/112438393816559915/replies", "items": [ "https://mastodon.social/users/anatudor/statuses/112438541045537778" ] } }, "likes": { "id": "https://mastodon.social/users/anatudor/statuses/112438393816559915/likes", "type": "Collection", "totalItems": 2 }, "shares": { "id": "https://mastodon.social/users/anatudor/statuses/112438393816559915/shares", "type": "Collection", "totalItems": 0 } } ] } }