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", "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.social/users/calebhailey/statuses/114671751895537316", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.social/users/calebhailey/statuses/114671583426116009", "published": "2025-06-12T18:14:33Z", "url": "https://mastodon.social/@calebhailey/114671751895537316", "attributedTo": "https://mastodon.social/users/calebhailey", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/calebhailey/followers", "https://mastodon.social/users/makehypertext" ], "sensitive": false, "atomUri": "https://mastodon.social/users/calebhailey/statuses/114671751895537316", "inReplyToAtomUri": "https://mastodon.social/users/calebhailey/statuses/114671583426116009", "conversation": "tag:mastodon.social,2025-06-12:objectId=1021440386:objectType=Conversation", "content": "<p>The first major component of the <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@makehypertext\" class=\"u-url mention\">@<span>makehypertext</span></a></span> movement is HyperTemplates – a pure-HTML templating engine and blazing fast static site generator. 🚀</p><p><a href=\"https://hypertemplates.net/blog/introducing-hypertemplates/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">hypertemplates.net/blog/introd</span><span class=\"invisible\">ucing-hypertemplates/</span></a></p><p>You can build incredible modern websites with pure <a href=\"https://mastodon.social/tags/HTML\" class=\"mention hashtag\" rel=\"tag\">#<span>HTML</span></a>, <a href=\"https://mastodon.social/tags/CSS\" class=\"mention hashtag\" rel=\"tag\">#<span>CSS</span></a>, and <a href=\"https://mastodon.social/tags/Javascript\" class=\"mention hashtag\" rel=\"tag\">#<span>Javascript</span></a>! No frameworks, no build tools, no sacrifices, and no nonsense (unless you&#39;re into those sorts of things). 😊</p><p>We hope you will give HyperTemplates a try, and we can&#39;t wait to see what you make with it! 📐</p><p><a href=\"https://mastodon.social/tags/MakeHyperText\" class=\"mention hashtag\" rel=\"tag\">#<span>MakeHyperText</span></a></p>", "contentMap": { "en": "<p>The first major component of the <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@makehypertext\" class=\"u-url mention\">@<span>makehypertext</span></a></span> movement is HyperTemplates – a pure-HTML templating engine and blazing fast static site generator. 🚀</p><p><a href=\"https://hypertemplates.net/blog/introducing-hypertemplates/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">hypertemplates.net/blog/introd</span><span class=\"invisible\">ucing-hypertemplates/</span></a></p><p>You can build incredible modern websites with pure <a href=\"https://mastodon.social/tags/HTML\" class=\"mention hashtag\" rel=\"tag\">#<span>HTML</span></a>, <a href=\"https://mastodon.social/tags/CSS\" class=\"mention hashtag\" rel=\"tag\">#<span>CSS</span></a>, and <a href=\"https://mastodon.social/tags/Javascript\" class=\"mention hashtag\" rel=\"tag\">#<span>Javascript</span></a>! No frameworks, no build tools, no sacrifices, and no nonsense (unless you&#39;re into those sorts of things). 😊</p><p>We hope you will give HyperTemplates a try, and we can&#39;t wait to see what you make with it! 📐</p><p><a href=\"https://mastodon.social/tags/MakeHyperText\" class=\"mention hashtag\" rel=\"tag\">#<span>MakeHyperText</span></a></p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://mastodon.social/users/makehypertext", "name": "@makehypertext" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/html", "name": "#html" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/css", "name": "#css" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/javascript", "name": "#javascript" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/makehypertext", "name": "#makehypertext" } ], "replies": { "id": "https://mastodon.social/users/calebhailey/statuses/114671751895537316/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/calebhailey/statuses/114671751895537316/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/calebhailey/statuses/114671751895537316/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/calebhailey/statuses/114671751895537316/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://mastodon.social/users/calebhailey/statuses/114671751895537316/shares", "type": "Collection", "totalItems": 2 } }