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.world/users/mchesner/statuses/114783851044980444", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-07-02T13:22:50Z", "url": "https://mastodon.world/@mchesner/114783851044980444", "attributedTo": "https://mastodon.world/users/mchesner", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.world/users/mchesner/followers" ], "sensitive": false, "atomUri": "https://mastodon.world/users/mchesner/statuses/114783851044980444", "inReplyToAtomUri": null, "conversation": "tag:mastodon.world,2025-07-02:objectId=437336014:objectType=Conversation", "content": "<p>I never knew this was the history of the saying! <a href=\"https://mastodon.world/tags/etymology\" class=\"mention hashtag\" rel=\"tag\">#<span>etymology</span></a></p>", "contentMap": { "en": "<p>I never knew this was the history of the saying! <a href=\"https://mastodon.world/tags/etymology\" class=\"mention hashtag\" rel=\"tag\">#<span>etymology</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://s3.eu-central-2.wasabisys.com/mastodonworld/media_attachments/files/114/783/850/709/618/656/original/5928dd003f1d9778.png", "name": "", "blurhash": "ULQcb5xa%Ot3%GW]bKj:o,WFawf5%Koij^oH", "width": 1320, "height": 558 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.world/tags/etymology", "name": "#etymology" } ], "replies": { "id": "https://mastodon.world/users/mchesner/statuses/114783851044980444/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.world/users/mchesner/statuses/114783851044980444/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.world/users/mchesner/statuses/114783851044980444/replies", "items": [] } }, "likes": { "id": "https://mastodon.world/users/mchesner/statuses/114783851044980444/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://mastodon.world/users/mchesner/statuses/114783851044980444/shares", "type": "Collection", "totalItems": 3 } }