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://swecyb.com/users/troed/statuses/114624905809093180", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.km6g.us/users/kevin/statuses/114624759161611872", "published": "2025-06-04T11:40:59Z", "url": "https://swecyb.com/@troed/114624905809093180", "attributedTo": "https://swecyb.com/users/troed", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://swecyb.com/users/troed/followers", "https://mastodon.km6g.us/users/kevin", "https://zombofant.net/users/jssfr" ], "sensitive": false, "atomUri": "https://swecyb.com/users/troed/statuses/114624905809093180", "inReplyToAtomUri": "https://mastodon.km6g.us/users/kevin/statuses/114624759161611872", "conversation": "tag:swecyb.com,2025-05-20:objectId=6686990:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.km6g.us/@kevin\" class=\"u-url mention\">@<span>kevin</span></a></span> </p><p>oh wow - I mean - not that I&#39;m surprised the LLM produces errors but not verifying it before using it in marketing?</p><p><a href=\"https://swecyb.com/tags/RedHat\" class=\"mention hashtag\" rel=\"tag\">#<span>RedHat</span></a></p><p><span class=\"h-card\" translate=\"no\"><a href=\"https://zombofant.net/@jssfr\" class=\"u-url mention\">@<span>jssfr</span></a></span></p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.km6g.us/@kevin\" class=\"u-url mention\">@<span>kevin</span></a></span> </p><p>oh wow - I mean - not that I&#39;m surprised the LLM produces errors but not verifying it before using it in marketing?</p><p><a href=\"https://swecyb.com/tags/RedHat\" class=\"mention hashtag\" rel=\"tag\">#<span>RedHat</span></a></p><p><span class=\"h-card\" translate=\"no\"><a href=\"https://zombofant.net/@jssfr\" class=\"u-url mention\">@<span>jssfr</span></a></span></p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://mastodon.km6g.us/users/kevin", "name": "@kevin@km6g.us" }, { "type": "Mention", "href": "https://zombofant.net/users/jssfr", "name": "@jssfr@zombofant.net" }, { "type": "Hashtag", "href": "https://swecyb.com/tags/redhat", "name": "#redhat" } ], "replies": { "id": "https://swecyb.com/users/troed/statuses/114624905809093180/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://swecyb.com/users/troed/statuses/114624905809093180/replies?only_other_accounts=true&page=true", "partOf": "https://swecyb.com/users/troed/statuses/114624905809093180/replies", "items": [] } }, "likes": { "id": "https://swecyb.com/users/troed/statuses/114624905809093180/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://swecyb.com/users/troed/statuses/114624905809093180/shares", "type": "Collection", "totalItems": 0 } }