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" } ], "id": "https://grapheneos.social/users/GrapheneOS/statuses/113961170505150043", "type": "Note", "summary": null, "inReplyTo": "https://grapheneos.social/users/GrapheneOS/statuses/113961153841671864", "published": "2025-02-07T06:24:22Z", "url": "https://grapheneos.social/@GrapheneOS/113961170505150043", "attributedTo": "https://grapheneos.social/users/GrapheneOS", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://grapheneos.social/users/GrapheneOS/followers" ], "sensitive": false, "atomUri": "https://grapheneos.social/users/GrapheneOS/statuses/113961170505150043", "inReplyToAtomUri": "https://grapheneos.social/users/GrapheneOS/statuses/113961153841671864", "conversation": "tag:grapheneos.social,2025-02-07:objectId=546598:objectType=Conversation", "content": "<p>We started deploying RANDSTRUCT for the kernel, which will eventually be used to have multiple possible struct memory layouts for each device model chosen randomly at boot. Our work on reducing kernel attack surface also continued.</p><p>We plan to focus more on Linux kernel security going forward.</p>", "contentMap": { "en": "<p>We started deploying RANDSTRUCT for the kernel, which will eventually be used to have multiple possible struct memory layouts for each device model chosen randomly at boot. Our work on reducing kernel attack surface also continued.</p><p>We plan to focus more on Linux kernel security going forward.</p>" }, "attachment": [], "tag": [], "replies": { "id": "https://grapheneos.social/users/GrapheneOS/statuses/113961170505150043/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://grapheneos.social/users/GrapheneOS/statuses/113961170505150043/replies?min_id=113961181420659114&page=true", "partOf": "https://grapheneos.social/users/GrapheneOS/statuses/113961170505150043/replies", "items": [ "https://grapheneos.social/users/GrapheneOS/statuses/113961181420659114" ] } }, "likes": { "id": "https://grapheneos.social/users/GrapheneOS/statuses/113961170505150043/likes", "type": "Collection", "totalItems": 25 }, "shares": { "id": "https://grapheneos.social/users/GrapheneOS/statuses/113961170505150043/shares", "type": "Collection", "totalItems": 2 } }