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/BjornW/statuses/114609718455623253", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-01T19:18:38Z", "url": "https://mastodon.social/@BjornW/114609718455623253", "attributedTo": "https://mastodon.social/users/BjornW", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/BjornW/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/BjornW/statuses/114609718455623253", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-06-01:objectId=1012045171:objectType=Conversation", "content": "<p>I&#39;d like to read more about DNA &amp; CRISPR. The origins, the background story, but also how CRISPR works etc. </p><p>Does anybody know which book I should read? There are multiple books on the topic &amp; it&#39;s hard for a layman to choose from. </p><p>My background is in IT &amp; (Interaction) Design. </p><p><a href=\"https://mastodon.social/tags/Biotechnology\" class=\"mention hashtag\" rel=\"tag\">#<span>Biotechnology</span></a> <a href=\"https://mastodon.social/tags/CRISPR\" class=\"mention hashtag\" rel=\"tag\">#<span>CRISPR</span></a> <a href=\"https://mastodon.social/tags/Research\" class=\"mention hashtag\" rel=\"tag\">#<span>Research</span></a> <a href=\"https://mastodon.social/tags/Science\" class=\"mention hashtag\" rel=\"tag\">#<span>Science</span></a> <a href=\"https://mastodon.social/tags/DNA\" class=\"mention hashtag\" rel=\"tag\">#<span>DNA</span></a></p>", "contentMap": { "en": "<p>I&#39;d like to read more about DNA &amp; CRISPR. The origins, the background story, but also how CRISPR works etc. </p><p>Does anybody know which book I should read? There are multiple books on the topic &amp; it&#39;s hard for a layman to choose from. </p><p>My background is in IT &amp; (Interaction) Design. </p><p><a href=\"https://mastodon.social/tags/Biotechnology\" class=\"mention hashtag\" rel=\"tag\">#<span>Biotechnology</span></a> <a href=\"https://mastodon.social/tags/CRISPR\" class=\"mention hashtag\" rel=\"tag\">#<span>CRISPR</span></a> <a href=\"https://mastodon.social/tags/Research\" class=\"mention hashtag\" rel=\"tag\">#<span>Research</span></a> <a href=\"https://mastodon.social/tags/Science\" class=\"mention hashtag\" rel=\"tag\">#<span>Science</span></a> <a href=\"https://mastodon.social/tags/DNA\" class=\"mention hashtag\" rel=\"tag\">#<span>DNA</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/biotechnology", "name": "#biotechnology" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/crispr", "name": "#crispr" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/research", "name": "#research" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/science", "name": "#science" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/dna", "name": "#dna" } ], "replies": { "id": "https://mastodon.social/users/BjornW/statuses/114609718455623253/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/BjornW/statuses/114609718455623253/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/BjornW/statuses/114609718455623253/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/BjornW/statuses/114609718455623253/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://mastodon.social/users/BjornW/statuses/114609718455623253/shares", "type": "Collection", "totalItems": 10 } }