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.

Open in browser →
{ "@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/114505319324479375", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-14T08:48:34Z", "url": "https://fosstodon.org/@happyborg/114505319324479375", "attributedTo": "https://fosstodon.org/users/happyborg", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://fosstodon.org/users/happyborg/followers" ], "sensitive": false, "atomUri": "https://fosstodon.org/users/happyborg/statuses/114505319324479375", "inReplyToAtomUri": null, "conversation": "tag:fosstodon.org,2025-05-14:objectId=316073877:objectType=Conversation", "content": "<p>I&#39;m close to sharing my most ambitious decentralised app for <a href=\"https://fosstodon.org/tags/Autonomi\" class=\"mention hashtag\" rel=\"tag\">#<span>Autonomi</span></a> yet.</p><p>It&#39;s a single 40k file of HTML that loads from the secure anonymous p2p network and talks to it over a REST API provided by a local <a href=\"https://fosstodon.org/tags/dweb\" class=\"mention hashtag\" rel=\"tag\">#<span>dweb</span></a> server that I created. </p><p>It&#39;s going to be fun: a cross between chat and Mastodon/Twitter/X type <a href=\"https://fosstodon.org/tags/SocialMedia\" class=\"mention hashtag\" rel=\"tag\">#<span>SocialMedia</span></a> </p><p>I delayed release to support avatars, but nearly done now.</p><p>Secure, encrypted, <a href=\"https://fosstodon.org/tags/p2p\" class=\"mention hashtag\" rel=\"tag\">#<span>p2p</span></a> social media. Simple to install and join.</p><p>Follow hashtag <a href=\"https://fosstodon.org/tags/ScratchChat\" class=\"mention hashtag\" rel=\"tag\">#<span>ScratchChat</span></a></p>", "contentMap": { "en": "<p>I&#39;m close to sharing my most ambitious decentralised app for <a href=\"https://fosstodon.org/tags/Autonomi\" class=\"mention hashtag\" rel=\"tag\">#<span>Autonomi</span></a> yet.</p><p>It&#39;s a single 40k file of HTML that loads from the secure anonymous p2p network and talks to it over a REST API provided by a local <a href=\"https://fosstodon.org/tags/dweb\" class=\"mention hashtag\" rel=\"tag\">#<span>dweb</span></a> server that I created. </p><p>It&#39;s going to be fun: a cross between chat and Mastodon/Twitter/X type <a href=\"https://fosstodon.org/tags/SocialMedia\" class=\"mention hashtag\" rel=\"tag\">#<span>SocialMedia</span></a> </p><p>I delayed release to support avatars, but nearly done now.</p><p>Secure, encrypted, <a href=\"https://fosstodon.org/tags/p2p\" class=\"mention hashtag\" rel=\"tag\">#<span>p2p</span></a> social media. Simple to install and join.</p><p>Follow hashtag <a href=\"https://fosstodon.org/tags/ScratchChat\" class=\"mention hashtag\" rel=\"tag\">#<span>ScratchChat</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://fosstodon.org/tags/autonomi", "name": "#autonomi" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/dweb", "name": "#dweb" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/socialmedia", "name": "#socialmedia" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/p2p", "name": "#p2p" }, { "type": "Hashtag", "href": "https://fosstodon.org/tags/ScratchChat", "name": "#ScratchChat" } ], "replies": { "id": "https://fosstodon.org/users/happyborg/statuses/114505319324479375/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://fosstodon.org/users/happyborg/statuses/114505319324479375/replies?only_other_accounts=true&page=true", "partOf": "https://fosstodon.org/users/happyborg/statuses/114505319324479375/replies", "items": [] } }, "likes": { "id": "https://fosstodon.org/users/happyborg/statuses/114505319324479375/likes", "type": "Collection", "totalItems": 4 }, "shares": { "id": "https://fosstodon.org/users/happyborg/statuses/114505319324479375/shares", "type": "Collection", "totalItems": 7 } }