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/113067579258204074", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-09-02T10:52:21Z", "url": "https://mastodon.social/@anatudor/113067579258204074", "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/113067579258204074", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2024-09-02:objectId=789663999:objectType=Conversation", "content": "<p><a href=\"https://mastodon.social/tags/tinyCSStip\" class=\"mention hashtag\" rel=\"tag\">#<span>tinyCSStip</span></a> Want to look inside various inputs, see how they&#39;re styled and maybe even change those styles?</p><p>✨ Chrome: DevTools Settings &gt; Preferences &gt; Elements &gt; ✅Show user agent shadow DOM</p><p>✨ Firefox: about:config &gt; set devtools.inspector.showAllAnonymousContent to true</p><p><a href=\"https://mastodon.social/tags/DevTools\" class=\"mention hashtag\" rel=\"tag\">#<span>DevTools</span></a> <a href=\"https://mastodon.social/tags/Chrome\" class=\"mention hashtag\" rel=\"tag\">#<span>Chrome</span></a> <a href=\"https://mastodon.social/tags/Firefox\" class=\"mention hashtag\" rel=\"tag\">#<span>Firefox</span></a> <a href=\"https://mastodon.social/tags/CSS\" class=\"mention hashtag\" rel=\"tag\">#<span>CSS</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/frontend\" class=\"mention hashtag\" rel=\"tag\">#<span>frontend</span></a> <a href=\"https://mastodon.social/tags/HTML\" class=\"mention hashtag\" rel=\"tag\">#<span>HTML</span></a> <a href=\"https://mastodon.social/tags/web\" class=\"mention hashtag\" rel=\"tag\">#<span>web</span></a> <a href=\"https://mastodon.social/tags/webDev\" class=\"mention hashtag\" rel=\"tag\">#<span>webDev</span></a> <a href=\"https://mastodon.social/tags/webDevelopment\" class=\"mention hashtag\" rel=\"tag\">#<span>webDevelopment</span></a> <a href=\"https://mastodon.social/tags/dev\" class=\"mention hashtag\" rel=\"tag\">#<span>dev</span></a></p>", "contentMap": { "en": "<p><a href=\"https://mastodon.social/tags/tinyCSStip\" class=\"mention hashtag\" rel=\"tag\">#<span>tinyCSStip</span></a> Want to look inside various inputs, see how they&#39;re styled and maybe even change those styles?</p><p>✨ Chrome: DevTools Settings &gt; Preferences &gt; Elements &gt; ✅Show user agent shadow DOM</p><p>✨ Firefox: about:config &gt; set devtools.inspector.showAllAnonymousContent to true</p><p><a href=\"https://mastodon.social/tags/DevTools\" class=\"mention hashtag\" rel=\"tag\">#<span>DevTools</span></a> <a href=\"https://mastodon.social/tags/Chrome\" class=\"mention hashtag\" rel=\"tag\">#<span>Chrome</span></a> <a href=\"https://mastodon.social/tags/Firefox\" class=\"mention hashtag\" rel=\"tag\">#<span>Firefox</span></a> <a href=\"https://mastodon.social/tags/CSS\" class=\"mention hashtag\" rel=\"tag\">#<span>CSS</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/frontend\" class=\"mention hashtag\" rel=\"tag\">#<span>frontend</span></a> <a href=\"https://mastodon.social/tags/HTML\" class=\"mention hashtag\" rel=\"tag\">#<span>HTML</span></a> <a href=\"https://mastodon.social/tags/web\" class=\"mention hashtag\" rel=\"tag\">#<span>web</span></a> <a href=\"https://mastodon.social/tags/webDev\" class=\"mention hashtag\" rel=\"tag\">#<span>webDev</span></a> <a href=\"https://mastodon.social/tags/webDevelopment\" class=\"mention hashtag\" rel=\"tag\">#<span>webDevelopment</span></a> <a href=\"https://mastodon.social/tags/dev\" class=\"mention hashtag\" rel=\"tag\">#<span>dev</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/113/067/564/810/613/473/original/e1040cb42407c560.png", "name": "Screenshot of Chrome DevTools Settings, the Elements section under the Preferences tab. Shows the \"Show user agent shadow DOM\" option being checked.", "blurhash": "U76u9cyGo#xttox{bdV@aeflbIa#MuR3V?o#", "focalPoint": [ 0, 0 ], "width": 651, "height": 444 }, { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/113/067/566/080/297/308/original/54c54d8fd0e13d06.png", "name": "Screenshot from about:config in Firefox. Shows the devtools.inspector.showAllAnonymousContent flag set to true.", "blurhash": "UB7^S$R+IqxY}[NII;xY$*I;NH$#W=EgR*$$", "focalPoint": [ 0, 0 ], "width": 675, "height": 463 }, { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/113/067/566/887/291/819/original/9a642d71f3c78322.png", "name": "Chrome DevTools screenshot. Shows inspecting an `input[type=number]` with the setting from before. Inside it we can see its shadow DOM, which includes a pseudo `::-webkit-inner-spin-button` (contained inside another pseudo, `-webkit-textfield-decoration-container`) with the following styles set on it:\n\n```\ninput::-webkit-inner-spin-button {\n appearance: auto;\n display: inline-block;\n cursor: default;\n align-self: stretch;\n opacity: 0;\n pointer-events: none;\n -webkit-user-modify: read-only !important;\n flex: 0 0 auto;\n}\n```\n\nWe can also see the shadow DOM of an `input[type=color]`, which has inside a pseudo `::-webkit-color-swatch-wrapper`, which in turn contains another `::-webkit-color-swatch` component.", "blurhash": "U77-QT4=%Lt60O^$IWM|-.E3xZt6t7j?ayj[", "focalPoint": [ 0, 0 ], "width": 991, "height": 929 }, { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/113/067/567/659/945/298/original/b9bdd24ca3e01d39.png", "name": "Firefox DevTools screenshot. Shows inspecting an `input[type=number]` with the setting from before. Inside it we can see its shadow DOM, which includes a `::-moz-number-spin-up` pseudo (contained inside another pseudo, `::-moz-number-spin-box`) with the following styles:\n\n```\ninput[type=\"number\"]::-moz-number-spin-up, input[type=\"number\"]::-moz-number-spin-down {\n writing-mode: horizontal-tb;\n appearance: auto;\n -moz-default-appearance: spinner-upbutton;\n display: block;\n flex-grow: 1;\n cursor: default;\n}\n/* inherited from its parent */\ninput[type=\"number\"]::-moz-number-spin-box {\n writing-mode: horizontal-tb;\n}\n```\n\nWe can also see what's inside an `input[type=color]` - a `::-moz-color-swatch` pseudo.", "blurhash": "U24.GCD$%No#p1%NNFRiE5-=RiRj%jD$xvt7", "focalPoint": [ 0, 0 ], "width": 1119, "height": 890 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/tinyCSStip", "name": "#tinyCSStip" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/devtools", "name": "#devtools" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/chrome", "name": "#chrome" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/firefox", "name": "#firefox" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/css", "name": "#css" }, { "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/frontend", "name": "#frontend" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/html", "name": "#html" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/web", "name": "#web" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/webdev", "name": "#webdev" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/webdevelopment", "name": "#webdevelopment" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/dev", "name": "#dev" } ], "replies": { "id": "https://mastodon.social/users/anatudor/statuses/113067579258204074/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/anatudor/statuses/113067579258204074/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/anatudor/statuses/113067579258204074/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/anatudor/statuses/113067579258204074/likes", "type": "Collection", "totalItems": 14 }, "shares": { "id": "https://mastodon.social/users/anatudor/statuses/113067579258204074/shares", "type": "Collection", "totalItems": 9 } }