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/RunRichRun/statuses/114425722090050681", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.social/users/RunRichRun/statuses/114425689206475340", "published": "2025-04-30T07:25:56Z", "url": "https://mastodon.social/@RunRichRun/114425722090050681", "attributedTo": "https://mastodon.social/users/RunRichRun", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/RunRichRun/followers", "https://infosec.exchange/users/mttaggart", "https://mastodon.social/users/Stefan" ], "sensitive": false, "atomUri": "https://mastodon.social/users/RunRichRun/statuses/114425722090050681", "inReplyToAtomUri": "https://mastodon.social/users/RunRichRun/statuses/114425689206475340", "conversation": "tag:infosec.exchange,2025-04-29:objectId=266385013:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://infosec.exchange/@mttaggart\" class=\"u-url mention\">@<span>mttaggart</span></a></span><br />Get a library card. Gain &quot;... citizenship in the land of knowledge!&quot;*</p><p>Apply for a Books Unbanned Library eCard!<br />Brooklyn Public Library: <a href=\"https://www.bklynlibrary.org/books-unbanned/get-a-card\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">bklynlibrary.org/books-unbanne</span><span class=\"invisible\">d/get-a-card</span></a><br />Boston Public Library: <a href=\"https://www.bpl.org/books-unbanned/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"\">bpl.org/books-unbanned/</span><span class=\"invisible\"></span></a> <br />LA County Library: <a href=\"https://lacountylibrary.org/books-unbanned/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">lacountylibrary.org/books-unba</span><span class=\"invisible\">nned/</span></a> <br />San Diego Public Library: <a href=\"https://www.sandiego.gov/public-library/booksunbanned\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">sandiego.gov/public-library/bo</span><span class=\"invisible\">oksunbanned</span></a> <br />Seattle Public Library: <a href=\"https://www.spl.org/programs-and-services/teens/books-unbanned\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">spl.org/programs-and-services/</span><span class=\"invisible\">teens/books-unbanned</span></a> </p><p>*h/t <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@Stefan\" class=\"u-url mention\">@<span>Stefan</span></a></span><br /><a href=\"https://stefanbohacek.online/@stefan/113136333429181051\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">stefanbohacek.online/@stefan/1</span><span class=\"invisible\">13136333429181051</span></a><br /><a href=\"https://mastodon.social/tags/BooksUnbanned\" class=\"mention hashtag\" rel=\"tag\">#<span>BooksUnbanned</span></a> <a href=\"https://mastodon.social/tags/read\" class=\"mention hashtag\" rel=\"tag\">#<span>read</span></a> <a href=\"https://mastodon.social/tags/resist\" class=\"mention hashtag\" rel=\"tag\">#<span>resist</span></a> <a href=\"https://mastodon.social/tags/library\" class=\"mention hashtag\" rel=\"tag\">#<span>library</span></a> <a href=\"https://mastodon.social/tags/libraries\" class=\"mention hashtag\" rel=\"tag\">#<span>libraries</span></a> <a href=\"https://mastodon.social/tags/LibrariesAreAwesome\" class=\"mention hashtag\" rel=\"tag\">#<span>LibrariesAreAwesome</span></a></p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://infosec.exchange/@mttaggart\" class=\"u-url mention\">@<span>mttaggart</span></a></span><br />Get a library card. Gain &quot;... citizenship in the land of knowledge!&quot;*</p><p>Apply for a Books Unbanned Library eCard!<br />Brooklyn Public Library: <a href=\"https://www.bklynlibrary.org/books-unbanned/get-a-card\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">bklynlibrary.org/books-unbanne</span><span class=\"invisible\">d/get-a-card</span></a><br />Boston Public Library: <a href=\"https://www.bpl.org/books-unbanned/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"\">bpl.org/books-unbanned/</span><span class=\"invisible\"></span></a> <br />LA County Library: <a href=\"https://lacountylibrary.org/books-unbanned/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">lacountylibrary.org/books-unba</span><span class=\"invisible\">nned/</span></a> <br />San Diego Public Library: <a href=\"https://www.sandiego.gov/public-library/booksunbanned\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">sandiego.gov/public-library/bo</span><span class=\"invisible\">oksunbanned</span></a> <br />Seattle Public Library: <a href=\"https://www.spl.org/programs-and-services/teens/books-unbanned\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">spl.org/programs-and-services/</span><span class=\"invisible\">teens/books-unbanned</span></a> </p><p>*h/t <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@Stefan\" class=\"u-url mention\">@<span>Stefan</span></a></span><br /><a href=\"https://stefanbohacek.online/@stefan/113136333429181051\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">stefanbohacek.online/@stefan/1</span><span class=\"invisible\">13136333429181051</span></a><br /><a href=\"https://mastodon.social/tags/BooksUnbanned\" class=\"mention hashtag\" rel=\"tag\">#<span>BooksUnbanned</span></a> <a href=\"https://mastodon.social/tags/read\" class=\"mention hashtag\" rel=\"tag\">#<span>read</span></a> <a href=\"https://mastodon.social/tags/resist\" class=\"mention hashtag\" rel=\"tag\">#<span>resist</span></a> <a href=\"https://mastodon.social/tags/library\" class=\"mention hashtag\" rel=\"tag\">#<span>library</span></a> <a href=\"https://mastodon.social/tags/libraries\" class=\"mention hashtag\" rel=\"tag\">#<span>libraries</span></a> <a href=\"https://mastodon.social/tags/LibrariesAreAwesome\" class=\"mention hashtag\" rel=\"tag\">#<span>LibrariesAreAwesome</span></a></p>" }, "updated": "2025-04-30T07:35:37Z", "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/114/425/703/550/442/722/original/29d1194a493b70ab.png", "name": "A two-panel Charlie Brown \"Peanuts\" comic.\n\nIn the first panel, three young children (Charlie Brown, Lucy, and Linus) stand outside. One of the children, Linus, approaches the other two children, holding a library card, and says:\n\n\"Look! Library card! I've taken out a library card!\"\n\nHe stands proud, holding his library card to his chest, and continues:\n\n\"I have been given my citizenship in the land of knowledge!\"", "blurhash": "U9OgKNxu_3xu-;j[ayay~qj[9Fay%Mayofof", "width": 1292, "height": 846 } ], "tag": [ { "type": "Mention", "href": "https://infosec.exchange/users/mttaggart", "name": "@mttaggart@infosec.exchange" }, { "type": "Mention", "href": "https://mastodon.social/users/Stefan", "name": "@Stefan" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/BooksUnbanned", "name": "#BooksUnbanned" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/read", "name": "#read" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/resist", "name": "#resist" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/librariesareawesome", "name": "#librariesareawesome" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/library", "name": "#library" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/libraries", "name": "#libraries" } ], "replies": { "id": "https://mastodon.social/users/RunRichRun/statuses/114425722090050681/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/RunRichRun/statuses/114425722090050681/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/RunRichRun/statuses/114425722090050681/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/RunRichRun/statuses/114425722090050681/likes", "type": "Collection", "totalItems": 3 }, "shares": { "id": "https://mastodon.social/users/RunRichRun/statuses/114425722090050681/shares", "type": "Collection", "totalItems": 2 } }