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.social/users/aaronk6/statuses/114744594613196692", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-25T14:59:25Z", "url": "https://mastodon.social/@aaronk6/114744594613196692", "attributedTo": "https://mastodon.social/users/aaronk6", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/aaronk6/followers", "https://mastodon.online/users/thunderbird" ], "sensitive": false, "atomUri": "https://mastodon.social/users/aaronk6/statuses/114744594613196692", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-06-25:objectId=1032180733:objectType=Conversation", "content": "<p>I still support my 87-year-old English teacher with her computer. It started in 2003 when I was 15. We bought her a PC, set up a WEB.DE email, and installed <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.online/@thunderbird\" class=\"u-url mention\">@<span>thunderbird</span></a></span> to avoid WEB.DE’s bloated UI. We’ve replaced the computer twice, but she still uses the same email address in <a href=\"https://mastodon.social/tags/Thunderbird\" class=\"mention hashtag\" rel=\"tag\">#<span>Thunderbird</span></a>.</p><p>Today, she called and asked me to help her donate €50 to Thunderbird. When she hears how others struggle with ad-filled webmail, she’s always grateful for her clean, simple setup.</p><p>What an awesome move!</p>", "contentMap": { "en": "<p>I still support my 87-year-old English teacher with her computer. It started in 2003 when I was 15. We bought her a PC, set up a WEB.DE email, and installed <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.online/@thunderbird\" class=\"u-url mention\">@<span>thunderbird</span></a></span> to avoid WEB.DE’s bloated UI. We’ve replaced the computer twice, but she still uses the same email address in <a href=\"https://mastodon.social/tags/Thunderbird\" class=\"mention hashtag\" rel=\"tag\">#<span>Thunderbird</span></a>.</p><p>Today, she called and asked me to help her donate €50 to Thunderbird. When she hears how others struggle with ad-filled webmail, she’s always grateful for her clean, simple setup.</p><p>What an awesome move!</p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.social/media_attachments/files/114/744/594/374/472/193/original/7c2c065e7f956f4c.jpeg", "name": null, "blurhash": "URLXb|4n00~q%Mt7xuRj?cxuxuM{-:ofogWB", "width": 3644, "height": 2276 } ], "tag": [ { "type": "Mention", "href": "https://mastodon.online/users/thunderbird", "name": "@thunderbird@mastodon.online" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/thunderbird", "name": "#thunderbird" } ], "replies": { "id": "https://mastodon.social/users/aaronk6/statuses/114744594613196692/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/aaronk6/statuses/114744594613196692/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/aaronk6/statuses/114744594613196692/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/aaronk6/statuses/114744594613196692/likes", "type": "Collection", "totalItems": 5 }, "shares": { "id": "https://mastodon.social/users/aaronk6/statuses/114744594613196692/shares", "type": "Collection", "totalItems": 0 } }