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/ooni/collections/featured", "type": "OrderedCollection", "totalItems": 3, "orderedItems": [ { "id": "https://mastodon.social/users/ooni/statuses/114513655728536109", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-15T20:08:37Z", "url": "https://mastodon.social/@ooni/114513655728536109", "attributedTo": "https://mastodon.social/users/ooni", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/ooni/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/ooni/statuses/114513655728536109", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-05-15:objectId=998021937:objectType=Conversation", "content": "<p>OONI data is being used as evidence in support of a landmark public interest case in <a href=\"https://mastodon.social/tags/Kenya\" class=\"mention hashtag\" rel=\"tag\">#<span>Kenya</span></a>! ✊</p><p>Our report on the blocking of Telegram during the 2023 &amp; 2024 <a href=\"https://mastodon.social/tags/KCSE\" class=\"mention hashtag\" rel=\"tag\">#<span>KCSE</span></a> exams supported a petition filed at the High Court of Kenya.<br /><a href=\"https://ooni.org/post/2025-kenya-blocked-telegram-kcse-exams/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">ooni.org/post/2025-kenya-block</span><span class=\"invisible\">ed-telegram-kcse-exams/</span></a></p><p><a href=\"https://mastodon.social/tags/ooni\" class=\"mention hashtag\" rel=\"tag\">#<span>ooni</span></a> <a href=\"https://mastodon.social/tags/opendata\" class=\"mention hashtag\" rel=\"tag\">#<span>opendata</span></a> <a href=\"https://mastodon.social/tags/censorship\" class=\"mention hashtag\" rel=\"tag\">#<span>censorship</span></a></p>", "contentMap": { "en": "<p>OONI data is being used as evidence in support of a landmark public interest case in <a href=\"https://mastodon.social/tags/Kenya\" class=\"mention hashtag\" rel=\"tag\">#<span>Kenya</span></a>! ✊</p><p>Our report on the blocking of Telegram during the 2023 &amp; 2024 <a href=\"https://mastodon.social/tags/KCSE\" class=\"mention hashtag\" rel=\"tag\">#<span>KCSE</span></a> exams supported a petition filed at the High Court of Kenya.<br /><a href=\"https://ooni.org/post/2025-kenya-blocked-telegram-kcse-exams/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">ooni.org/post/2025-kenya-block</span><span class=\"invisible\">ed-telegram-kcse-exams/</span></a></p><p><a href=\"https://mastodon.social/tags/ooni\" class=\"mention hashtag\" rel=\"tag\">#<span>ooni</span></a> <a href=\"https://mastodon.social/tags/opendata\" class=\"mention hashtag\" rel=\"tag\">#<span>opendata</span></a> <a href=\"https://mastodon.social/tags/censorship\" class=\"mention hashtag\" rel=\"tag\">#<span>censorship</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/114/513/654/312/572/209/original/13dc977ded10c47a.png", "name": null, "blurhash": "U7SY{q~p_3NHM{oet6WBI9D%xv-;-:WCRks:", "width": 1510, "height": 1126 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/kenya", "name": "#kenya" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/kcse", "name": "#kcse" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/ooni", "name": "#ooni" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/opendata", "name": "#opendata" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/censorship", "name": "#censorship" } ], "replies": { "id": "https://mastodon.social/users/ooni/statuses/114513655728536109/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/ooni/statuses/114513655728536109/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/ooni/statuses/114513655728536109/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/ooni/statuses/114513655728536109/likes", "type": "Collection", "totalItems": 7 }, "shares": { "id": "https://mastodon.social/users/ooni/statuses/114513655728536109/shares", "type": "Collection", "totalItems": 5 } }, { "id": "https://mastodon.social/users/ooni/statuses/114462763548762040", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-06T20:26:04Z", "url": "https://mastodon.social/@ooni/114462763548762040", "attributedTo": "https://mastodon.social/users/ooni", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/ooni/followers", "https://mastodon.social/users/torproject" ], "sensitive": false, "atomUri": "https://mastodon.social/users/ooni/statuses/114462763548762040", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-05-06:objectId=990427220:objectType=Conversation", "content": "<p>On 13th May, join us for a Harvard webinar exploring global internet censorship trends through the lenses of network measurement, circumvention, and advocacy.</p><p>OONI&#39;s Maria Xynou will speak alongside Access Now&#39;s Felicia Anthonio and <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@torproject\" class=\"u-url mention\">@<span>torproject</span></a></span>&#39;s Roger Dingledine! 😃 <br /> <br />RSVP: <a href=\"https://cyber.harvard.edu/events/global-censorship-trends-insights-network-measurement-circumvention-and-advocacy\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">cyber.harvard.edu/events/globa</span><span class=\"invisible\">l-censorship-trends-insights-network-measurement-circumvention-and-advocacy</span></a> 💫 </p><p><a href=\"https://mastodon.social/tags/webinar\" class=\"mention hashtag\" rel=\"tag\">#<span>webinar</span></a> <a href=\"https://mastodon.social/tags/harvard\" class=\"mention hashtag\" rel=\"tag\">#<span>harvard</span></a> <a href=\"https://mastodon.social/tags/censorship\" class=\"mention hashtag\" rel=\"tag\">#<span>censorship</span></a> <a href=\"https://mastodon.social/tags/circumvention\" class=\"mention hashtag\" rel=\"tag\">#<span>circumvention</span></a> <a href=\"https://mastodon.social/tags/advocacy\" class=\"mention hashtag\" rel=\"tag\">#<span>advocacy</span></a> <a href=\"https://mastodon.social/tags/opendata\" class=\"mention hashtag\" rel=\"tag\">#<span>opendata</span></a></p>", "contentMap": { "en": "<p>On 13th May, join us for a Harvard webinar exploring global internet censorship trends through the lenses of network measurement, circumvention, and advocacy.</p><p>OONI&#39;s Maria Xynou will speak alongside Access Now&#39;s Felicia Anthonio and <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@torproject\" class=\"u-url mention\">@<span>torproject</span></a></span>&#39;s Roger Dingledine! 😃 <br /> <br />RSVP: <a href=\"https://cyber.harvard.edu/events/global-censorship-trends-insights-network-measurement-circumvention-and-advocacy\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">cyber.harvard.edu/events/globa</span><span class=\"invisible\">l-censorship-trends-insights-network-measurement-circumvention-and-advocacy</span></a> 💫 </p><p><a href=\"https://mastodon.social/tags/webinar\" class=\"mention hashtag\" rel=\"tag\">#<span>webinar</span></a> <a href=\"https://mastodon.social/tags/harvard\" class=\"mention hashtag\" rel=\"tag\">#<span>harvard</span></a> <a href=\"https://mastodon.social/tags/censorship\" class=\"mention hashtag\" rel=\"tag\">#<span>censorship</span></a> <a href=\"https://mastodon.social/tags/circumvention\" class=\"mention hashtag\" rel=\"tag\">#<span>circumvention</span></a> <a href=\"https://mastodon.social/tags/advocacy\" class=\"mention hashtag\" rel=\"tag\">#<span>advocacy</span></a> <a href=\"https://mastodon.social/tags/opendata\" class=\"mention hashtag\" rel=\"tag\">#<span>opendata</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/webp", "url": "https://files.mastodon.social/media_attachments/files/114/462/757/194/575/294/original/d9540133e008c23e.webp", "name": null, "blurhash": "U8JN@K}GInO?n4VZX8xu8_NZkWw0%g%MRjR5", "width": 1920, "height": 1080 } ], "tag": [ { "type": "Mention", "href": "https://mastodon.social/users/torproject", "name": "@torproject" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/webinar", "name": "#webinar" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/harvard", "name": "#harvard" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/censorship", "name": "#censorship" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/circumvention", "name": "#circumvention" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/advocacy", "name": "#advocacy" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/opendata", "name": "#opendata" } ], "replies": { "id": "https://mastodon.social/users/ooni/statuses/114462763548762040/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/ooni/statuses/114462763548762040/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/ooni/statuses/114462763548762040/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/ooni/statuses/114462763548762040/likes", "type": "Collection", "totalItems": 22 }, "shares": { "id": "https://mastodon.social/users/ooni/statuses/114462763548762040/shares", "type": "Collection", "totalItems": 18 } }, { "id": "https://mastodon.social/users/ooni/statuses/114269681231984706", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-02T18:02:42Z", "url": "https://mastodon.social/@ooni/114269681231984706", "attributedTo": "https://mastodon.social/users/ooni", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/ooni/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/ooni/statuses/114269681231984706", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-04-02:objectId=962158234:objectType=Conversation", "content": "<p>🚀 New OONI Explorer thematic censorship pages <br /><a href=\"https://ooni.org/post/2025-ooni-explorer-thematic-censorship-pages/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">ooni.org/post/2025-ooni-explor</span><span class=\"invisible\">er-thematic-censorship-pages/</span></a></p><p>Today we launched new pages on OONI Explorer, featuring OONI data &amp; findings on the blocking of social media, news media, and circumvention tools around the world 🐙<br /><a href=\"https://explorer.ooni.org/social-media\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">explorer.ooni.org/social-media</span><span class=\"invisible\"></span></a></p><p><a href=\"https://mastodon.social/tags/ooni\" class=\"mention hashtag\" rel=\"tag\">#<span>ooni</span></a> <a href=\"https://mastodon.social/tags/launch\" class=\"mention hashtag\" rel=\"tag\">#<span>launch</span></a> <a href=\"https://mastodon.social/tags/opendata\" class=\"mention hashtag\" rel=\"tag\">#<span>opendata</span></a> <a href=\"https://mastodon.social/tags/censorship\" class=\"mention hashtag\" rel=\"tag\">#<span>censorship</span></a></p>", "contentMap": { "en": "<p>🚀 New OONI Explorer thematic censorship pages <br /><a href=\"https://ooni.org/post/2025-ooni-explorer-thematic-censorship-pages/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">ooni.org/post/2025-ooni-explor</span><span class=\"invisible\">er-thematic-censorship-pages/</span></a></p><p>Today we launched new pages on OONI Explorer, featuring OONI data &amp; findings on the blocking of social media, news media, and circumvention tools around the world 🐙<br /><a href=\"https://explorer.ooni.org/social-media\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">explorer.ooni.org/social-media</span><span class=\"invisible\"></span></a></p><p><a href=\"https://mastodon.social/tags/ooni\" class=\"mention hashtag\" rel=\"tag\">#<span>ooni</span></a> <a href=\"https://mastodon.social/tags/launch\" class=\"mention hashtag\" rel=\"tag\">#<span>launch</span></a> <a href=\"https://mastodon.social/tags/opendata\" class=\"mention hashtag\" rel=\"tag\">#<span>opendata</span></a> <a href=\"https://mastodon.social/tags/censorship\" class=\"mention hashtag\" rel=\"tag\">#<span>censorship</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/114/269/680/293/669/762/original/ff77556264bae429.png", "name": null, "blurhash": "UnJ[k{DjVZxu0g%gtQS5JCtlbHV@-VnifSof", "width": 2080, "height": 1168 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/ooni", "name": "#ooni" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/launch", "name": "#launch" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/opendata", "name": "#opendata" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/censorship", "name": "#censorship" } ], "replies": { "id": "https://mastodon.social/users/ooni/statuses/114269681231984706/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/ooni/statuses/114269681231984706/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/ooni/statuses/114269681231984706/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/ooni/statuses/114269681231984706/likes", "type": "Collection", "totalItems": 12 }, "shares": { "id": "https://mastodon.social/users/ooni/statuses/114269681231984706/shares", "type": "Collection", "totalItems": 6 } } ] }