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://mast.hpc.social/users/jplehr/statuses/114422298509288102", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-29T16:55:17Z", "url": "https://mast.hpc.social/@jplehr/114422298509288102", "attributedTo": "https://mast.hpc.social/users/jplehr", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mast.hpc.social/users/jplehr/followers", "https://fosstodon.org/users/llvmweekly", "https://mastodon.social/users/llvm" ], "sensitive": false, "atomUri": "https://mast.hpc.social/users/jplehr/statuses/114422298509288102", "inReplyToAtomUri": null, "conversation": "tag:mast.hpc.social,2025-04-29:objectId=17244502:objectType=Conversation", "content": "<p>Mark your calendars! Next <a href=\"https://mast.hpc.social/tags/LLVM\" class=\"mention hashtag\" rel=\"tag\">#<span>LLVM</span></a> <a href=\"https://mast.hpc.social/tags/Meetup\" class=\"mention hashtag\" rel=\"tag\">#<span>Meetup</span></a> <a href=\"https://mast.hpc.social/tags/Darmstadt\" class=\"mention hashtag\" rel=\"tag\">#<span>Darmstadt</span></a> happening on May 28th 2025, starting 7pm.</p><p>We will have three shorter talks to cover a variety of cool topics around <a href=\"https://mast.hpc.social/tags/compilers\" class=\"mention hashtag\" rel=\"tag\">#<span>compilers</span></a> and <a href=\"https://mast.hpc.social/tags/tooling\" class=\"mention hashtag\" rel=\"tag\">#<span>tooling</span></a> support. \\o/</p><p>Check out the agenda and RSVP at <a href=\"https://www.meetup.com/llvm-social-darmstadt/events/307546813\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">meetup.com/llvm-social-darmsta</span><span class=\"invisible\">dt/events/307546813</span></a> </p><p><a href=\"https://mast.hpc.social/tags/Software\" class=\"mention hashtag\" rel=\"tag\">#<span>Software</span></a> <a href=\"https://mast.hpc.social/tags/HPC\" class=\"mention hashtag\" rel=\"tag\">#<span>HPC</span></a> <a href=\"https://mast.hpc.social/tags/Clang\" class=\"mention hashtag\" rel=\"tag\">#<span>Clang</span></a> <br /><span class=\"h-card\" translate=\"no\"><a href=\"https://fosstodon.org/@llvmweekly\" class=\"u-url mention\">@<span>llvmweekly</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@llvm\" class=\"u-url mention\">@<span>llvm</span></a></span></p>", "contentMap": { "en": "<p>Mark your calendars! Next <a href=\"https://mast.hpc.social/tags/LLVM\" class=\"mention hashtag\" rel=\"tag\">#<span>LLVM</span></a> <a href=\"https://mast.hpc.social/tags/Meetup\" class=\"mention hashtag\" rel=\"tag\">#<span>Meetup</span></a> <a href=\"https://mast.hpc.social/tags/Darmstadt\" class=\"mention hashtag\" rel=\"tag\">#<span>Darmstadt</span></a> happening on May 28th 2025, starting 7pm.</p><p>We will have three shorter talks to cover a variety of cool topics around <a href=\"https://mast.hpc.social/tags/compilers\" class=\"mention hashtag\" rel=\"tag\">#<span>compilers</span></a> and <a href=\"https://mast.hpc.social/tags/tooling\" class=\"mention hashtag\" rel=\"tag\">#<span>tooling</span></a> support. \\o/</p><p>Check out the agenda and RSVP at <a href=\"https://www.meetup.com/llvm-social-darmstadt/events/307546813\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">meetup.com/llvm-social-darmsta</span><span class=\"invisible\">dt/events/307546813</span></a> </p><p><a href=\"https://mast.hpc.social/tags/Software\" class=\"mention hashtag\" rel=\"tag\">#<span>Software</span></a> <a href=\"https://mast.hpc.social/tags/HPC\" class=\"mention hashtag\" rel=\"tag\">#<span>HPC</span></a> <a href=\"https://mast.hpc.social/tags/Clang\" class=\"mention hashtag\" rel=\"tag\">#<span>Clang</span></a> <br /><span class=\"h-card\" translate=\"no\"><a href=\"https://fosstodon.org/@llvmweekly\" class=\"u-url mention\">@<span>llvmweekly</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@llvm\" class=\"u-url mention\">@<span>llvm</span></a></span></p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://fosstodon.org/users/llvmweekly", "name": "@llvmweekly@fosstodon.org" }, { "type": "Mention", "href": "https://mastodon.social/users/llvm", "name": "@llvm@mastodon.social" }, { "type": "Hashtag", "href": "https://mast.hpc.social/tags/llvm", "name": "#llvm" }, { "type": "Hashtag", "href": "https://mast.hpc.social/tags/meetup", "name": "#meetup" }, { "type": "Hashtag", "href": "https://mast.hpc.social/tags/darmstadt", "name": "#darmstadt" }, { "type": "Hashtag", "href": "https://mast.hpc.social/tags/compilers", "name": "#compilers" }, { "type": "Hashtag", "href": "https://mast.hpc.social/tags/tooling", "name": "#tooling" }, { "type": "Hashtag", "href": "https://mast.hpc.social/tags/software", "name": "#software" }, { "type": "Hashtag", "href": "https://mast.hpc.social/tags/hpc", "name": "#hpc" }, { "type": "Hashtag", "href": "https://mast.hpc.social/tags/clang", "name": "#clang" } ], "replies": { "id": "https://mast.hpc.social/users/jplehr/statuses/114422298509288102/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mast.hpc.social/users/jplehr/statuses/114422298509288102/replies?only_other_accounts=true&page=true", "partOf": "https://mast.hpc.social/users/jplehr/statuses/114422298509288102/replies", "items": [] } }, "likes": { "id": "https://mast.hpc.social/users/jplehr/statuses/114422298509288102/likes", "type": "Collection", "totalItems": 3 }, "shares": { "id": "https://mast.hpc.social/users/jplehr/statuses/114422298509288102/shares", "type": "Collection", "totalItems": 4 } }