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", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://mastodon.nl/users/pascaline/collections/featured", "type": "OrderedCollection", "totalItems": 4, "orderedItems": [ { "id": "https://mastodon.nl/users/pascaline/statuses/114568363991966883", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-25T12:01:39Z", "url": "https://mastodon.nl/@pascaline/114568363991966883", "attributedTo": "https://mastodon.nl/users/pascaline", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.nl/users/pascaline/followers" ], "sensitive": false, "atomUri": "https://mastodon.nl/users/pascaline/statuses/114568363991966883", "inReplyToAtomUri": null, "conversation": "tag:mastodon.nl,2025-05-25:objectId=164441761:objectType=Conversation", "content": "<p>I once was flowers<br />I was rain<br />I bore fruit of many colours</p><p>I once was tree<br />I was storm<br />I withstood heat and all the cold</p><p>I once was life<br />I was life</p><p>She once was flowers, she was rain.</p><p><a href=\"https://mastodon.nl/tags/RandomPoem\" class=\"mention hashtag\" rel=\"tag\">#<span>RandomPoem</span></a></p>", "contentMap": { "en": "<p>I once was flowers<br />I was rain<br />I bore fruit of many colours</p><p>I once was tree<br />I was storm<br />I withstood heat and all the cold</p><p>I once was life<br />I was life</p><p>She once was flowers, she was rain.</p><p><a href=\"https://mastodon.nl/tags/RandomPoem\" class=\"mention hashtag\" rel=\"tag\">#<span>RandomPoem</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.nl/tags/randompoem", "name": "#randompoem" } ], "replies": { "id": "https://mastodon.nl/users/pascaline/statuses/114568363991966883/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.nl/users/pascaline/statuses/114568363991966883/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.nl/users/pascaline/statuses/114568363991966883/replies", "items": [] } } }, { "id": "https://mastodon.nl/users/pascaline/statuses/112882537763282648", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-07-31T18:33:52Z", "url": "https://mastodon.nl/@pascaline/112882537763282648", "attributedTo": "https://mastodon.nl/users/pascaline", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.nl/users/pascaline/followers" ], "sensitive": false, "atomUri": "https://mastodon.nl/users/pascaline/statuses/112882537763282648", "inReplyToAtomUri": null, "conversation": "tag:mastodon.nl,2024-07-31:objectId=110035431:objectType=Conversation", "content": "<p>Just discovered that if you want to search for a post in which, say, two particular persons are mentioned all you need to do is type this in the &#39;Search&#39; box:</p><p>@username1&amp;@username2</p><p>That&#39;s it.<br />Simple and useful 😊</p>", "contentMap": { "en": "<p>Just discovered that if you want to search for a post in which, say, two particular persons are mentioned all you need to do is type this in the &#39;Search&#39; box:</p><p>@username1&amp;@username2</p><p>That&#39;s it.<br />Simple and useful 😊</p>" }, "attachment": [], "tag": [], "replies": { "id": "https://mastodon.nl/users/pascaline/statuses/112882537763282648/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.nl/users/pascaline/statuses/112882537763282648/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.nl/users/pascaline/statuses/112882537763282648/replies", "items": [] } } }, { "id": "https://mastodon.nl/users/pascaline/statuses/114563201542059466", "type": "Note", "summary": null, "inReplyTo": "https://zirk.us/users/nlowell/statuses/114562749552255101", "published": "2025-05-24T14:08:46Z", "url": "https://mastodon.nl/@pascaline/114563201542059466", "attributedTo": "https://mastodon.nl/users/pascaline", "to": [ "https://mastodon.nl/users/pascaline/followers" ], "cc": [ "https://www.w3.org/ns/activitystreams#Public", "https://zirk.us/users/nlowell" ], "sensitive": false, "atomUri": "https://mastodon.nl/users/pascaline/statuses/114563201542059466", "inReplyToAtomUri": "https://zirk.us/users/nlowell/statuses/114562749552255101", "conversation": "tag:zirk.us,2025-05-24:objectId=175910837:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://zirk.us/@nlowell\" class=\"u-url mention\">@<span>nlowell</span></a></span> </p><p>The path was so clear<br />But leaves sparkled golden light<br />And I followed dreams</p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://zirk.us/@nlowell\" class=\"u-url mention\">@<span>nlowell</span></a></span> </p><p>The path was so clear<br />But leaves sparkled golden light<br />And I followed dreams</p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://zirk.us/users/nlowell", "name": "@nlowell@zirk.us" } ], "replies": { "id": "https://mastodon.nl/users/pascaline/statuses/114563201542059466/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.nl/users/pascaline/statuses/114563201542059466/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.nl/users/pascaline/statuses/114563201542059466/replies", "items": [] } } }, { "id": "https://mastodon.nl/users/pascaline/statuses/114721406398720664", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-21T12:42:21Z", "url": "https://mastodon.nl/@pascaline/114721406398720664", "attributedTo": "https://mastodon.nl/users/pascaline", "to": [ "https://mastodon.nl/users/pascaline/followers" ], "cc": [ "https://www.w3.org/ns/activitystreams#Public" ], "sensitive": false, "atomUri": "https://mastodon.nl/users/pascaline/statuses/114721406398720664", "inReplyToAtomUri": null, "conversation": "tag:mastodon.nl,2025-06-21:objectId=170015360:objectType=Conversation", "content": "<p>Boosting is the Fediverse blood; it pumps stuff around. It&#39;s good to make connections, to teach, to learn, to enjoy.</p><p>The setting &#39;Group Boosts&#39; helps to not see the same thing boosted all over your timeline.</p><p>Go to:</p><p>&#39;Preferences &gt; Other&#39;<br />Check &#39;Group Boosts In Timeline&#39;.<br />You can see the explanation underneath it: it won&#39;t show new boosts for posts that have been recently boosted (only affects newly-received boosts).</p>", "contentMap": { "en": "<p>Boosting is the Fediverse blood; it pumps stuff around. It&#39;s good to make connections, to teach, to learn, to enjoy.</p><p>The setting &#39;Group Boosts&#39; helps to not see the same thing boosted all over your timeline.</p><p>Go to:</p><p>&#39;Preferences &gt; Other&#39;<br />Check &#39;Group Boosts In Timeline&#39;.<br />You can see the explanation underneath it: it won&#39;t show new boosts for posts that have been recently boosted (only affects newly-received boosts).</p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://mastodon.nl/system/media_attachments/files/114/721/396/496/383/025/original/c7c38d953b352f54.png", "name": "Screenshot to check 'group boosts in timeline'.", "blurhash": "UBPZ[k039jR:WXx-Rjt1D[RXIIn,-.xnoct2", "focalPoint": [ 0, 0 ], "width": 972, "height": 403 } ], "tag": [], "replies": { "id": "https://mastodon.nl/users/pascaline/statuses/114721406398720664/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.nl/users/pascaline/statuses/114721406398720664/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.nl/users/pascaline/statuses/114721406398720664/replies", "items": [] } } } ] }