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.

Open in browser →
{ "@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/aeryn_thrace/collections/featured", "type": "OrderedCollection", "totalItems": 4, "orderedItems": [ { "id": "https://mastodon.social/users/aeryn_thrace/statuses/114059036570037769", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-02-24T13:12:59Z", "url": "https://mastodon.social/@aeryn_thrace/114059036570037769", "attributedTo": "https://mastodon.social/users/aeryn_thrace", "to": [ "https://mastodon.social/users/aeryn_thrace/followers" ], "cc": [ "https://www.w3.org/ns/activitystreams#Public" ], "sensitive": false, "atomUri": "https://mastodon.social/users/aeryn_thrace/statuses/114059036570037769", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-02-24:objectId=929635370:objectType=Conversation", "content": "<p>Defend Research banner here: <a href=\"https://drive.google.com/file/d/1y3u4u7NX2ABHpWji_Sj2i5AU9SNBkhGy/view?usp=sharing\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">drive.google.com/file/d/1y3u4u</span><span class=\"invisible\">7NX2ABHpWji_Sj2i5AU9SNBkhGy/view?usp=sharing</span></a></p><p>by Paola Masuzzo</p>", "contentMap": { "en": "<p>Defend Research banner here: <a href=\"https://drive.google.com/file/d/1y3u4u7NX2ABHpWji_Sj2i5AU9SNBkhGy/view?usp=sharing\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">drive.google.com/file/d/1y3u4u</span><span class=\"invisible\">7NX2ABHpWji_Sj2i5AU9SNBkhGy/view?usp=sharing</span></a></p><p>by Paola Masuzzo</p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/114/059/031/096/205/639/original/677a757895428406.png", "name": "Banner that reads: Defend research against U.S. government censorship. I condemn and I resist. in the background in a drawing of the Statue of Liberty in pale green. The torch is bright yellow.", "blurhash": "UNQv?$0wKHEJ^+%3nls;~qs;RQof?bj[V[o2", "focalPoint": [ 0, 0 ], "width": 3527, "height": 2351 } ], "tag": [], "replies": { "id": "https://mastodon.social/users/aeryn_thrace/statuses/114059036570037769/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/aeryn_thrace/statuses/114059036570037769/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/aeryn_thrace/statuses/114059036570037769/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/aeryn_thrace/statuses/114059036570037769/likes", "type": "Collection", "totalItems": 3 }, "shares": { "id": "https://mastodon.social/users/aeryn_thrace/statuses/114059036570037769/shares", "type": "Collection", "totalItems": 5 } }, { "id": "https://mastodon.social/users/aeryn_thrace/statuses/111968689025675915", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-02-21T09:10:07Z", "url": "https://mastodon.social/@aeryn_thrace/111968689025675915", "attributedTo": "https://mastodon.social/users/aeryn_thrace", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/aeryn_thrace/followers", "https://a.gup.pe/u/academicchatter", "https://a.gup.pe/u/academicchatter/followers", "https://mastodon.social/users/digiresacademy", "https://social.fz-juelich.de/users/fzj", "https://helmholtz.social/users/HelmholtzOpenScienceOffice" ], "sensitive": false, "atomUri": "https://mastodon.social/users/aeryn_thrace/statuses/111968689025675915", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2024-02-21:objectId=647751013:objectType=Conversation", "content": "<p>Jülich <a href=\"https://mastodon.social/tags/OpenScience\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenScience</span></a> Speaker Series Presents: </p><p>What is Open Science? <br />What is it for? <br />Why should you care? <br />(Hint: it&#39;s about much more than techno-solutionism)</p><p>Monica Gonzalez-Marquez </p><p>27 Feb 2024, 3pm CET </p><p>Zoom Reg: <a href=\"https://apps.fz-juelich.de/umfragen/index.php/240227?lang=en\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">apps.fz-juelich.de/umfragen/in</span><span class=\"invisible\">dex.php/240227?lang=en</span></a> </p><p>Abstract in pic.</p><p><span class=\"h-card\" translate=\"no\"><a href=\"https://a.gup.pe/u/academicchatter\" class=\"u-url mention\">@<span>academicchatter</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@digiresacademy\" class=\"u-url mention\">@<span>digiresacademy</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://social.fz-juelich.de/@fzj\" class=\"u-url mention\">@<span>fzj</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://helmholtz.social/@HelmholtzOpenScienceOffice\" class=\"u-url mention\">@<span>HelmholtzOpenScienceOffice</span></a></span></p>", "contentMap": { "en": "<p>Jülich <a href=\"https://mastodon.social/tags/OpenScience\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenScience</span></a> Speaker Series Presents: </p><p>What is Open Science? <br />What is it for? <br />Why should you care? <br />(Hint: it&#39;s about much more than techno-solutionism)</p><p>Monica Gonzalez-Marquez </p><p>27 Feb 2024, 3pm CET </p><p>Zoom Reg: <a href=\"https://apps.fz-juelich.de/umfragen/index.php/240227?lang=en\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">apps.fz-juelich.de/umfragen/in</span><span class=\"invisible\">dex.php/240227?lang=en</span></a> </p><p>Abstract in pic.</p><p><span class=\"h-card\" translate=\"no\"><a href=\"https://a.gup.pe/u/academicchatter\" class=\"u-url mention\">@<span>academicchatter</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@digiresacademy\" class=\"u-url mention\">@<span>digiresacademy</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://social.fz-juelich.de/@fzj\" class=\"u-url mention\">@<span>fzj</span></a></span> <span class=\"h-card\" translate=\"no\"><a href=\"https://helmholtz.social/@HelmholtzOpenScienceOffice\" class=\"u-url mention\">@<span>HelmholtzOpenScienceOffice</span></a></span></p>" }, "updated": "2024-02-21T10:17:16Z", "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/111/968/688/733/365/067/original/cc64f5ed5a5f401d.png", "name": null, "blurhash": "U4RMb$00~q9FIUoft7fQ-;t7M{of%Mxuj[of", "width": 852, "height": 1122 } ], "tag": [ { "type": "Mention", "href": "https://a.gup.pe/u/academicchatter", "name": "@academicchatter@a.gup.pe" }, { "type": "Mention", "href": "https://mastodon.social/users/digiresacademy", "name": "@digiresacademy" }, { "type": "Mention", "href": "https://social.fz-juelich.de/users/fzj", "name": "@fzj@social.fz-juelich.de" }, { "type": "Mention", "href": "https://helmholtz.social/users/HelmholtzOpenScienceOffice", "name": "@HelmholtzOpenScienceOffice@helmholtz.social" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/openscience", "name": "#openscience" } ], "replies": { "id": "https://mastodon.social/users/aeryn_thrace/statuses/111968689025675915/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/aeryn_thrace/statuses/111968689025675915/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/aeryn_thrace/statuses/111968689025675915/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/aeryn_thrace/statuses/111968689025675915/likes", "type": "Collection", "totalItems": 11 }, "shares": { "id": "https://mastodon.social/users/aeryn_thrace/statuses/111968689025675915/shares", "type": "Collection", "totalItems": 7 } }, { "id": "https://mastodon.social/users/aeryn_thrace/statuses/111879798564090290", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-02-05T16:24:06Z", "url": "https://mastodon.social/@aeryn_thrace/111879798564090290", "attributedTo": "https://mastodon.social/users/aeryn_thrace", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/aeryn_thrace/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/aeryn_thrace/statuses/111879798564090290", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2024-02-05:objectId=636166508:objectType=Conversation", "content": "<p>What is <a href=\"https://mastodon.social/tags/OpenScience\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenScience</span></a> for?</p><p>If you missed my @NFDI talk, here it is on YouTube:</p><p><a href=\"https://www.youtube.com/watch?v=gIS59CknqFo\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"\">youtube.com/watch?v=gIS59CknqFo</span><span class=\"invisible\"></span></a></p>", "contentMap": { "en": "<p>What is <a href=\"https://mastodon.social/tags/OpenScience\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenScience</span></a> for?</p><p>If you missed my @NFDI talk, here it is on YouTube:</p><p><a href=\"https://www.youtube.com/watch?v=gIS59CknqFo\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"\">youtube.com/watch?v=gIS59CknqFo</span><span class=\"invisible\"></span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/111/879/791/881/891/831/original/792325f0f8dfb6d0.png", "name": "Title of the talk with image of light skinned woman with short dark hair.", "blurhash": "U.LhD5xuRjof01Rjt6jtWWM{ofWBWBxuRjWB", "focalPoint": [ -0.42, -0.09 ], "width": 1280, "height": 720 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/openscience", "name": "#openscience" } ], "replies": { "id": "https://mastodon.social/users/aeryn_thrace/statuses/111879798564090290/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/aeryn_thrace/statuses/111879798564090290/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/aeryn_thrace/statuses/111879798564090290/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/aeryn_thrace/statuses/111879798564090290/likes", "type": "Collection", "totalItems": 6 }, "shares": { "id": "https://mastodon.social/users/aeryn_thrace/statuses/111879798564090290/shares", "type": "Collection", "totalItems": 3 } }, { "id": "https://mastodon.social/users/aeryn_thrace/statuses/110824285097557655", "type": "Note", "summary": null, "inReplyTo": null, "published": "2023-08-03T06:33:09Z", "url": "https://mastodon.social/@aeryn_thrace/110824285097557655", "attributedTo": "https://mastodon.social/users/aeryn_thrace", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/aeryn_thrace/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/aeryn_thrace/statuses/110824285097557655", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2023-08-03:objectId=504922659:objectType=Conversation", "content": "<p>The most radical idea in <a href=\"https://mastodon.social/tags/OpenScience\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenScience</span></a> is to gently take researchers by the hand and patiently teach them, 1 on 1, how to do useful <a href=\"https://mastodon.social/tags/OpenScience\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenScience</span></a> documentation, using evidence-based pedagogy grounded in the equally radical idea that science is done by mere humans, warts and all.</p><p>Writing policy and imposing it top-down without effective implemented pedagogy cannot create the change we need.</p>", "contentMap": { "en": "<p>The most radical idea in <a href=\"https://mastodon.social/tags/OpenScience\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenScience</span></a> is to gently take researchers by the hand and patiently teach them, 1 on 1, how to do useful <a href=\"https://mastodon.social/tags/OpenScience\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenScience</span></a> documentation, using evidence-based pedagogy grounded in the equally radical idea that science is done by mere humans, warts and all.</p><p>Writing policy and imposing it top-down without effective implemented pedagogy cannot create the change we need.</p>" }, "updated": "2024-01-21T13:52:40Z", "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/openscience", "name": "#openscience" } ], "replies": { "id": "https://mastodon.social/users/aeryn_thrace/statuses/110824285097557655/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/aeryn_thrace/statuses/110824285097557655/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/aeryn_thrace/statuses/110824285097557655/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/aeryn_thrace/statuses/110824285097557655/likes", "type": "Collection", "totalItems": 37 }, "shares": { "id": "https://mastodon.social/users/aeryn_thrace/statuses/110824285097557655/shares", "type": "Collection", "totalItems": 30 } } ] }