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://union.place/users/feralthoughts/statuses/113975496661035204", "type": "Note", "summary": null, "inReplyTo": "https://union.place/users/feralthoughts/statuses/113975487201333646", "published": "2025-02-09T19:07:41Z", "url": "https://union.place/@feralthoughts/113975496661035204", "attributedTo": "https://union.place/users/feralthoughts", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://union.place/users/feralthoughts/followers", "https://mastodon.social/users/sarahjamielewis", "https://infosec.exchange/users/dazo", "https://social.coop/users/ambiguous_yelp", "https://fediscience.org/users/GeorgKrammer", "https://mastodon.social/users/simplex", "https://noc.social/users/light" ], "sensitive": false, "atomUri": "https://union.place/users/feralthoughts/statuses/113975496661035204", "inReplyToAtomUri": "https://union.place/users/feralthoughts/statuses/113975487201333646", "conversation": "tag:union.place,2025-02-09:objectId=100075819:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@sarahjamielewis\" class=\"u-url mention\">@<span>sarahjamielewis</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://infosec.exchange/@dazo\" class=\"u-url mention\">@<span>dazo</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://social.coop/@ambiguous_yelp\" class=\"u-url mention\">@<span>ambiguous_yelp</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://fediscience.org/@GeorgKrammer\" class=\"u-url mention\">@<span>GeorgKrammer</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@simplex\" class=\"u-url mention\">@<span>simplex</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://noc.social/@light\" class=\"u-url mention\">@<span>light</span></a></span> </p><p>In summary, I don’t think the <a href=\"https://union.place/tags/SimpleX\" class=\"mention hashtag\" rel=\"tag\">#<span>SimpleX</span></a> approach of assigning ids to user connections instead of users, and using their own onion routing, provides superior metadata-resistance as compared to a centralized service like <a href=\"https://union.place/tags/Signal\" class=\"mention hashtag\" rel=\"tag\">#<span>Signal</span></a>.</p><p>In most scenarios, it will provide less metadata-resistance (but will be more convenient to use) than a <a href=\"https://union.place/tags/p2p\" class=\"mention hashtag\" rel=\"tag\">#<span>p2p</span></a> messenger like <a href=\"https://union.place/tags/Briar\" class=\"mention hashtag\" rel=\"tag\">#<span>Briar</span></a> or <a href=\"https://union.place/tags/Cwtch\" class=\"mention hashtag\" rel=\"tag\">#<span>Cwtch</span></a>.</p><p>(continues)</p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@sarahjamielewis\" class=\"u-url mention\">@<span>sarahjamielewis</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://infosec.exchange/@dazo\" class=\"u-url mention\">@<span>dazo</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://social.coop/@ambiguous_yelp\" class=\"u-url mention\">@<span>ambiguous_yelp</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://fediscience.org/@GeorgKrammer\" class=\"u-url mention\">@<span>GeorgKrammer</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@simplex\" class=\"u-url mention\">@<span>simplex</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://noc.social/@light\" class=\"u-url mention\">@<span>light</span></a></span> </p><p>In summary, I don’t think the <a href=\"https://union.place/tags/SimpleX\" class=\"mention hashtag\" rel=\"tag\">#<span>SimpleX</span></a> approach of assigning ids to user connections instead of users, and using their own onion routing, provides superior metadata-resistance as compared to a centralized service like <a href=\"https://union.place/tags/Signal\" class=\"mention hashtag\" rel=\"tag\">#<span>Signal</span></a>.</p><p>In most scenarios, it will provide less metadata-resistance (but will be more convenient to use) than a <a href=\"https://union.place/tags/p2p\" class=\"mention hashtag\" rel=\"tag\">#<span>p2p</span></a> messenger like <a href=\"https://union.place/tags/Briar\" class=\"mention hashtag\" rel=\"tag\">#<span>Briar</span></a> or <a href=\"https://union.place/tags/Cwtch\" class=\"mention hashtag\" rel=\"tag\">#<span>Cwtch</span></a>.</p><p>(continues)</p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://mastodon.social/users/sarahjamielewis", "name": "@sarahjamielewis@mastodon.social" }, { "type": "Mention", "href": "https://infosec.exchange/users/dazo", "name": "@dazo@infosec.exchange" }, { "type": "Mention", "href": "https://social.coop/users/ambiguous_yelp", "name": "@ambiguous_yelp@social.coop" }, { "type": "Mention", "href": "https://fediscience.org/users/GeorgKrammer", "name": "@GeorgKrammer@fediscience.org" }, { "type": "Mention", "href": "https://mastodon.social/users/simplex", "name": "@simplex@mastodon.social" }, { "type": "Mention", "href": "https://noc.social/users/light", "name": "@light@noc.social" }, { "type": "Hashtag", "href": "https://union.place/tags/simplex", "name": "#simplex" }, { "type": "Hashtag", "href": "https://union.place/tags/signal", "name": "#signal" }, { "type": "Hashtag", "href": "https://union.place/tags/p2p", "name": "#p2p" }, { "type": "Hashtag", "href": "https://union.place/tags/briar", "name": "#briar" }, { "type": "Hashtag", "href": "https://union.place/tags/cwtch", "name": "#cwtch" } ], "replies": { "id": "https://union.place/users/feralthoughts/statuses/113975496661035204/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://union.place/users/feralthoughts/statuses/113975496661035204/replies?min_id=113975499170205366&page=true", "partOf": "https://union.place/users/feralthoughts/statuses/113975496661035204/replies", "items": [ "https://union.place/users/feralthoughts/statuses/113975499170205366" ] } }, "likes": { "id": "https://union.place/users/feralthoughts/statuses/113975496661035204/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://union.place/users/feralthoughts/statuses/113975496661035204/shares", "type": "Collection", "totalItems": 0 } }