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" } ], "id": "https://mastodon.social/users/tesseralis/statuses/113087223530523450/activity", "type": "Create", "actor": "https://mastodon.social/users/tesseralis", "published": "2024-09-05T22:08:09Z", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/tesseralis/followers" ], "object": { "id": "https://mastodon.social/users/tesseralis/statuses/113087223530523450", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.social/users/tesseralis/statuses/113087186684009230", "published": "2024-09-05T22:08:09Z", "url": "https://mastodon.social/@tesseralis/113087223530523450", "attributedTo": "https://mastodon.social/users/tesseralis", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/tesseralis/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/tesseralis/statuses/113087223530523450", "inReplyToAtomUri": "https://mastodon.social/users/tesseralis/statuses/113087186684009230", "conversation": "tag:mastodon.social,2024-09-05:objectId=792600828:objectType=Conversation", "content": "<p>This zealous insistence on immutability seems like it makes sense at first but quickly falls apart for anything bigger than a simple Counter app. The amount of gymnastics to get around &quot;just update the damn value&quot; spawned an entire cottage industry under the boogeyman of &quot;but your app might show an updated value!&quot;, despite the fact that there are entire sections of documentation and blog posts dedicated to the many, many pitfalls of not doing everything quite exactly right.</p>", "contentMap": { "en": "<p>This zealous insistence on immutability seems like it makes sense at first but quickly falls apart for anything bigger than a simple Counter app. The amount of gymnastics to get around &quot;just update the damn value&quot; spawned an entire cottage industry under the boogeyman of &quot;but your app might show an updated value!&quot;, despite the fact that there are entire sections of documentation and blog posts dedicated to the many, many pitfalls of not doing everything quite exactly right.</p>" }, "attachment": [], "tag": [], "replies": { "id": "https://mastodon.social/users/tesseralis/statuses/113087223530523450/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/tesseralis/statuses/113087223530523450/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/tesseralis/statuses/113087223530523450/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/tesseralis/statuses/113087223530523450/likes", "type": "Collection", "totalItems": 3 }, "shares": { "id": "https://mastodon.social/users/tesseralis/statuses/113087223530523450/shares", "type": "Collection", "totalItems": 0 } } }