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/Matthijs85/statuses/114631361345199006", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-05T15:02:42Z", "url": "https://mastodon.social/@Matthijs85/114631361345199006", "attributedTo": "https://mastodon.social/users/Matthijs85", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/Matthijs85/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/Matthijs85/statuses/114631361345199006", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-06-05:objectId=1015302273:objectType=Conversation", "content": "<p>ChatControl all over again:<br />European Commission AGAIN attempts to break secure communication 🙄</p><p>Breaking encryption will make EVERYONE less safe!<br />~Joint letter 89 organisations: <a href=\"https://www.globalencryption.org/2025/05/joint-letter-on-the-european-internal-security-strategy-protecteu/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">globalencryption.org/2025/05/j</span><span class=\"invisible\">oint-letter-on-the-european-internal-security-strategy-protecteu/</span></a><br /><a href=\"https://mastodon.social/tags/EU\" class=\"mention hashtag\" rel=\"tag\">#<span>EU</span></a> <a href=\"https://mastodon.social/tags/ChatControl\" class=\"mention hashtag\" rel=\"tag\">#<span>ChatControl</span></a> <a href=\"https://mastodon.social/tags/CyberSecurity\" class=\"mention hashtag\" rel=\"tag\">#<span>CyberSecurity</span></a> <a href=\"https://mastodon.social/tags/encryption\" class=\"mention hashtag\" rel=\"tag\">#<span>encryption</span></a> <a href=\"https://mastodon.social/tags/ProtectEU\" class=\"mention hashtag\" rel=\"tag\">#<span>ProtectEU</span></a></p>", "contentMap": { "en": "<p>ChatControl all over again:<br />European Commission AGAIN attempts to break secure communication 🙄</p><p>Breaking encryption will make EVERYONE less safe!<br />~Joint letter 89 organisations: <a href=\"https://www.globalencryption.org/2025/05/joint-letter-on-the-european-internal-security-strategy-protecteu/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">globalencryption.org/2025/05/j</span><span class=\"invisible\">oint-letter-on-the-european-internal-security-strategy-protecteu/</span></a><br /><a href=\"https://mastodon.social/tags/EU\" class=\"mention hashtag\" rel=\"tag\">#<span>EU</span></a> <a href=\"https://mastodon.social/tags/ChatControl\" class=\"mention hashtag\" rel=\"tag\">#<span>ChatControl</span></a> <a href=\"https://mastodon.social/tags/CyberSecurity\" class=\"mention hashtag\" rel=\"tag\">#<span>CyberSecurity</span></a> <a href=\"https://mastodon.social/tags/encryption\" class=\"mention hashtag\" rel=\"tag\">#<span>encryption</span></a> <a href=\"https://mastodon.social/tags/ProtectEU\" class=\"mention hashtag\" rel=\"tag\">#<span>ProtectEU</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/114/631/356/179/779/308/original/1c160f365bc46624.png", "name": null, "blurhash": "UB7VQnt80qM|ogj@a$ay4_WB?9xuXBayn#j[", "width": 1920, "height": 1080 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/eu", "name": "#eu" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/chatcontrol", "name": "#chatcontrol" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/cybersecurity", "name": "#cybersecurity" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/encryption", "name": "#encryption" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/ProtectEU", "name": "#ProtectEU" } ], "replies": { "id": "https://mastodon.social/users/Matthijs85/statuses/114631361345199006/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/Matthijs85/statuses/114631361345199006/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/Matthijs85/statuses/114631361345199006/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/Matthijs85/statuses/114631361345199006/likes", "type": "Collection", "totalItems": 13 }, "shares": { "id": "https://mastodon.social/users/Matthijs85/statuses/114631361345199006/shares", "type": "Collection", "totalItems": 21 } }