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", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.online/users/luis_felipe/statuses/114672688707676372", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-12T22:12:48Z", "url": "https://mastodon.online/@luis_felipe/114672688707676372", "attributedTo": "https://mastodon.online/users/luis_felipe", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.online/users/luis_felipe/followers" ], "sensitive": false, "atomUri": "https://mastodon.online/users/luis_felipe/statuses/114672688707676372", "inReplyToAtomUri": null, "conversation": "tag:mastodon.online,2025-06-12:objectId=522408832:objectType=Conversation", "content": "<p>Speaking of which, I&#39;m working on a «Guix Channel Browser» that I forked from the Guix Packages Website to fix response times by using an independent database. </p><p>Currently it only covers the functionality of the forked website. But, as the name implies, the idea is to allow searching for whatever channels may provide.</p><p>If you would like to crash it, I published an instance at</p><p><a href=\"https://guix.deltaedro.org/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">guix.deltaedro.org/</span><span class=\"invisible\"></span></a></p><p>which I&#39;ll update whenever I add more functionality.</p><p><a href=\"https://mastodon.online/tags/gnu\" class=\"mention hashtag\" rel=\"tag\">#<span>gnu</span></a> <a href=\"https://mastodon.online/tags/guix\" class=\"mention hashtag\" rel=\"tag\">#<span>guix</span></a></p>", "contentMap": { "en": "<p>Speaking of which, I&#39;m working on a «Guix Channel Browser» that I forked from the Guix Packages Website to fix response times by using an independent database. </p><p>Currently it only covers the functionality of the forked website. But, as the name implies, the idea is to allow searching for whatever channels may provide.</p><p>If you would like to crash it, I published an instance at</p><p><a href=\"https://guix.deltaedro.org/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">guix.deltaedro.org/</span><span class=\"invisible\"></span></a></p><p>which I&#39;ll update whenever I add more functionality.</p><p><a href=\"https://mastodon.online/tags/gnu\" class=\"mention hashtag\" rel=\"tag\">#<span>gnu</span></a> <a href=\"https://mastodon.online/tags/guix\" class=\"mention hashtag\" rel=\"tag\">#<span>guix</span></a></p>" }, "updated": "2025-06-14T16:25:34Z", "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.online/media_attachments/files/114/672/638/619/269/124/original/ceca019c15e7b6f1.png", "name": "The application crashed in the Sonoran Desert, but the test dummy is alright.\n\n(Thanks to Sonoran J. for the financial support that made this image possible 👍)", "blurhash": "UkLO7tR5Nr%L1Ra}OHozyAtRxAV@OHn$nPV[", "focalPoint": [ 0, 0 ], "width": 1371, "height": 770 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.online/tags/gnu", "name": "#gnu" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/guix", "name": "#guix" } ], "replies": { "id": "https://mastodon.online/users/luis_felipe/statuses/114672688707676372/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.online/users/luis_felipe/statuses/114672688707676372/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.online/users/luis_felipe/statuses/114672688707676372/replies", "items": [] } }, "likes": { "id": "https://mastodon.online/users/luis_felipe/statuses/114672688707676372/likes", "type": "Collection", "totalItems": 13 }, "shares": { "id": "https://mastodon.online/users/luis_felipe/statuses/114672688707676372/shares", "type": "Collection", "totalItems": 10 } }