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://fosstodon.org/users/happyborg/statuses/114086645700486553", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.social/users/openrisk/statuses/114086285700685663", "published": "2025-03-01T10:14:21Z", "url": "https://fosstodon.org/@happyborg/114086645700486553", "attributedTo": "https://fosstodon.org/users/happyborg", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://fosstodon.org/users/happyborg/followers", "https://mastodon.social/users/openrisk" ], "sensitive": false, "atomUri": "https://fosstodon.org/users/happyborg/statuses/114086645700486553", "inReplyToAtomUri": "https://mastodon.social/users/openrisk/statuses/114086285700685663", "conversation": "tag:mastodon.social,2025-03-01:objectId=933970635:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@openrisk\" class=\"u-url mention\">@<span>openrisk</span></a></span> </p><p>How about this architecture:</p><p>On the client:<br />- dweb serve: a local web server that has a web API which can be accessed by local browser apps, and any desktop or local client that wants to access...<br />- <a href=\"https://fosstodon.org/tags/Autonomi\" class=\"mention hashtag\" rel=\"tag\">#<span>Autonomi</span></a> - a p2p decentralised storage system that keeps data after a one off payment (no ongoing fees, expiring domains or websites).</p><p>dweb is also a client, so &#39;dweb open &lt;ADDRESS-OR-NAME&gt;&#39; opens a decentralised app or website in your browser from Autonomi via the dweb server.</p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@openrisk\" class=\"u-url mention\">@<span>openrisk</span></a></span> </p><p>How about this architecture:</p><p>On the client:<br />- dweb serve: a local web server that has a web API which can be accessed by local browser apps, and any desktop or local client that wants to access...<br />- <a href=\"https://fosstodon.org/tags/Autonomi\" class=\"mention hashtag\" rel=\"tag\">#<span>Autonomi</span></a> - a p2p decentralised storage system that keeps data after a one off payment (no ongoing fees, expiring domains or websites).</p><p>dweb is also a client, so &#39;dweb open &lt;ADDRESS-OR-NAME&gt;&#39; opens a decentralised app or website in your browser from Autonomi via the dweb server.</p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://mastodon.social/users/openrisk", "name": "@openrisk@mastodon.social" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/autonomi", "name": "#autonomi" } ], "replies": { "id": "https://fosstodon.org/users/happyborg/statuses/114086645700486553/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://fosstodon.org/users/happyborg/statuses/114086645700486553/replies?only_other_accounts=true&page=true", "partOf": "https://fosstodon.org/users/happyborg/statuses/114086645700486553/replies", "items": [] } }, "likes": { "id": "https://fosstodon.org/users/happyborg/statuses/114086645700486553/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://fosstodon.org/users/happyborg/statuses/114086645700486553/shares", "type": "Collection", "totalItems": 2 } }