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", "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.social/users/fj/collections/featured", "type": "OrderedCollection", "totalItems": 4, "orderedItems": [ { "id": "https://mastodon.social/users/fj/statuses/112869015949273517", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-07-29T09:15:06Z", "url": "https://mastodon.social/@fj/112869015949273517", "attributedTo": "https://mastodon.social/users/fj", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/fj/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/fj/statuses/112869015949273517", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2024-07-29:objectId=762960912:objectType=Conversation", "content": "<p>🥳 On this day, 10 years ago, we launched Signal on iPhone, which existed on Android as RedPhone and TextSecure 🎂</p><p>📞 Back then, Signal was only an encrypted voice calling app using the ZRTP protocol with short-authentication strings.</p><p>💬 It’s only 6 months later, that Signal Protocol-based encrypted messaging would launch.</p><p><a href=\"https://www.wired.com/2014/07/free-encrypted-calling-finally-comes-to-the-iphone/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">wired.com/2014/07/free-encrypt</span><span class=\"invisible\">ed-calling-finally-comes-to-the-iphone/</span></a></p>", "contentMap": { "en": "<p>🥳 On this day, 10 years ago, we launched Signal on iPhone, which existed on Android as RedPhone and TextSecure 🎂</p><p>📞 Back then, Signal was only an encrypted voice calling app using the ZRTP protocol with short-authentication strings.</p><p>💬 It’s only 6 months later, that Signal Protocol-based encrypted messaging would launch.</p><p><a href=\"https://www.wired.com/2014/07/free-encrypted-calling-finally-comes-to-the-iphone/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">wired.com/2014/07/free-encrypt</span><span class=\"invisible\">ed-calling-finally-comes-to-the-iphone/</span></a></p>" }, "updated": "2024-07-29T10:37:45Z", "attachment": [], "tag": [], "replies": { "id": "https://mastodon.social/users/fj/statuses/112869015949273517/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/fj/statuses/112869015949273517/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/fj/statuses/112869015949273517/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/fj/statuses/112869015949273517/likes", "type": "Collection", "totalItems": 175 }, "shares": { "id": "https://mastodon.social/users/fj/statuses/112869015949273517/shares", "type": "Collection", "totalItems": 75 } }, { "id": "https://mastodon.social/users/fj/statuses/111969752716686597", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-02-21T13:40:38Z", "url": "https://mastodon.social/@fj/111969752716686597", "attributedTo": "https://mastodon.social/users/fj", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/fj/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/fj/statuses/111969752716686597", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2024-02-21:objectId=647908863:objectType=Conversation", "content": "<p>💬🔒⚛️ Delighted to announce iMessage PQ3, our formally-verified protocol for end-to-end encryption that provides the strongest post-quantum protections against “Harvest Now, Decrypt Later” attackers by not only performing a quantum-secure key establishment, but also performing post-quantum ongoing rekeying. </p><p>Support for PQ3 will start to roll out with the public releases of iOS 17.4, iPadOS 17.4, macOS 14.4, and watchOS 10.4<br /><a href=\"https://security.apple.com/blog/imessage-pq3/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">security.apple.com/blog/imessa</span><span class=\"invisible\">ge-pq3/</span></a></p>", "contentMap": { "en": "<p>💬🔒⚛️ Delighted to announce iMessage PQ3, our formally-verified protocol for end-to-end encryption that provides the strongest post-quantum protections against “Harvest Now, Decrypt Later” attackers by not only performing a quantum-secure key establishment, but also performing post-quantum ongoing rekeying. </p><p>Support for PQ3 will start to roll out with the public releases of iOS 17.4, iPadOS 17.4, macOS 14.4, and watchOS 10.4<br /><a href=\"https://security.apple.com/blog/imessage-pq3/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">security.apple.com/blog/imessa</span><span class=\"invisible\">ge-pq3/</span></a></p>" }, "attachment": [], "tag": [], "replies": { "id": "https://mastodon.social/users/fj/statuses/111969752716686597/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/fj/statuses/111969752716686597/replies?min_id=111974648725393101&page=true", "partOf": "https://mastodon.social/users/fj/statuses/111969752716686597/replies", "items": [ "https://mastodon.social/users/fj/statuses/111974648725393101" ] } }, "likes": { "id": "https://mastodon.social/users/fj/statuses/111969752716686597/likes", "type": "Collection", "totalItems": 458 }, "shares": { "id": "https://mastodon.social/users/fj/statuses/111969752716686597/shares", "type": "Collection", "totalItems": 301 } }, { "id": "https://mastodon.social/users/fj/statuses/112594579965548789", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.social/users/fj/statuses/112593877911634410", "published": "2024-06-10T22:02:25Z", "url": "https://mastodon.social/@fj/112594579965548789", "attributedTo": "https://mastodon.social/users/fj", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/fj/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/fj/statuses/112594579965548789", "inReplyToAtomUri": "https://mastodon.social/users/fj/statuses/112593877911634410", "conversation": "tag:mastodon.social,2024-06-10:objectId=727233541:objectType=Conversation", "content": "<p>🆕 on the Security Blog: Private Cloud Compute</p><p>Built with custom Apple silicon and a hardened operating system, Private Cloud Compute extends the industry-leading security and privacy of Apple devices into the cloud, making sure that personal user data sent to PCC isn’t accessible to anyone other than the user — not even to Apple.</p><p><a href=\"https://security.apple.com/blog/private-cloud-compute/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">security.apple.com/blog/privat</span><span class=\"invisible\">e-cloud-compute/</span></a></p>", "contentMap": { "en": "<p>🆕 on the Security Blog: Private Cloud Compute</p><p>Built with custom Apple silicon and a hardened operating system, Private Cloud Compute extends the industry-leading security and privacy of Apple devices into the cloud, making sure that personal user data sent to PCC isn’t accessible to anyone other than the user — not even to Apple.</p><p><a href=\"https://security.apple.com/blog/private-cloud-compute/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">security.apple.com/blog/privat</span><span class=\"invisible\">e-cloud-compute/</span></a></p>" }, "updated": "2024-06-10T22:06:07Z", "attachment": [], "tag": [], "replies": { "id": "https://mastodon.social/users/fj/statuses/112594579965548789/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/fj/statuses/112594579965548789/replies?min_id=113363693882128019&page=true", "partOf": "https://mastodon.social/users/fj/statuses/112594579965548789/replies", "items": [ "https://mastodon.social/users/fj/statuses/112596846177905721", "https://mastodon.social/users/fj/statuses/113363693882128019" ] } }, "likes": { "id": "https://mastodon.social/users/fj/statuses/112594579965548789/likes", "type": "Collection", "totalItems": 77 }, "shares": { "id": "https://mastodon.social/users/fj/statuses/112594579965548789/shares", "type": "Collection", "totalItems": 42 } }, { "id": "https://mastodon.social/users/fj/statuses/112234651222339213", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.social/users/fj/statuses/111974648725393101", "published": "2024-04-08T08:27:48Z", "url": "https://mastodon.social/@fj/112234651222339213", "attributedTo": "https://mastodon.social/users/fj", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/fj/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/fj/statuses/112234651222339213", "inReplyToAtomUri": "https://mastodon.social/users/fj/statuses/111974648725393101", "conversation": "tag:mastodon.social,2024-02-21:objectId=647908863:objectType=Conversation", "content": "<p>I was thrilled to present “Designing iMessage PQ3: Quantum-Secure Messaging at Scale&quot; at <a href=\"https://mastodon.social/tags/RealWorldCrypto\" class=\"mention hashtag\" rel=\"tag\">#<span>RealWorldCrypto</span></a> last month<br /><a href=\"https://www.youtube.com/watch?v=RVbHElGe518\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=RVbHElGe51</span><span class=\"invisible\">8</span></a></p>", "contentMap": { "en": "<p>I was thrilled to present “Designing iMessage PQ3: Quantum-Secure Messaging at Scale&quot; at <a href=\"https://mastodon.social/tags/RealWorldCrypto\" class=\"mention hashtag\" rel=\"tag\">#<span>RealWorldCrypto</span></a> last month<br /><a href=\"https://www.youtube.com/watch?v=RVbHElGe518\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=RVbHElGe51</span><span class=\"invisible\">8</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/realworldcrypto", "name": "#realworldcrypto" } ], "replies": { "id": "https://mastodon.social/users/fj/statuses/112234651222339213/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/fj/statuses/112234651222339213/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/fj/statuses/112234651222339213/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/fj/statuses/112234651222339213/likes", "type": "Collection", "totalItems": 69 }, "shares": { "id": "https://mastodon.social/users/fj/statuses/112234651222339213/shares", "type": "Collection", "totalItems": 30 } } ] }