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", "https://w3id.org/security/v1", { "ostatus": "http://ostatus.org#", "vcard": "http://www.w3.org/2006/vcard/ns#", "dfrn": "http://purl.org/macgirvin/dfrn/1.0/", "diaspora": "https://diasporafoundation.org/ns/", "litepub": "http://litepub.social/ns#", "toot": "http://joinmastodon.org/ns#", "featured": { "@id": "toot:featured", "@type": "@id" }, "schema": "http://schema.org#", "manuallyApprovesFollowers": "as:manuallyApprovesFollowers", "sensitive": "as:sensitive", "Hashtag": "as:Hashtag", "quoteUrl": "as:quoteUrl", "conversation": "ostatus:conversation", "directMessage": "litepub:directMessage", "discoverable": "toot:discoverable", "PropertyValue": "schema:PropertyValue", "value": "schema:value" } ], "id": "https://poliverso.org/objects/0477a01e-6367-ca04-ccda-30b418858701", "type": "Note", "inReplyTo": null, "diaspora:guid": "0477a01e-6367-ca04-ccda-30b418858701", "published": "2025-03-06T20:25:48Z", "url": "https://poliverso.org/display/0477a01e-6367-ca04-ccda-30b418858701", "attributedTo": "https://poliverso.org/profile/cybersecurity", "sensitive": false, "conversation": "https://poliverso.org/objects/0477a01e-6367-ca04-ccda-30b418858701#context", "content": "<h1><b><a href=\"https://www.startmag.it/cybersecurity/come-deve-cambiare-la-difesa-digitale/\" target=\"_blank\" rel=\"noopener noreferrer\">Come deve cambiare la difesa digitale</a></b></h1><p><br><span class=\"h-card\"><a href=\"https://feddit.it/c/informatica\" class=\"u-url mention\">@<span>informatica</span></a></span><br>Che cosa ha detto Eugenio Santagata di Tim nel corso della CyberSec 2025</p><p>L'articolo proviene dalla sezione <a href=\"https://poliverso.org/search?tag=Cybersecurity\" class=\"mention hashtag\" rel=\"tag\">#<span>Cybersecurity</span></a> di <a href=\"https://poliverso.org/search?tag=StartMag\" class=\"mention hashtag\" rel=\"tag\">#<span>StartMag</span></a> la testata diretta da Michele <a href=\"https://poliverso.org/search?tag=Arnese\" class=\"mention hashtag\" rel=\"tag\">#<span>Arnese</span></a><br><a href=\"https://www.startmag.it/cybersecurity/come-deve-cambiare-la-difesa-digitale/\" target=\"_blank\" rel=\"noopener noreferrer\">startmag.it/cybersecurity/come…</a></p>", "contentMap": { "it": "<h1><b><a href=\"https://www.startmag.it/cybersecurity/come-deve-cambiare-la-difesa-digitale/\" target=\"_blank\" rel=\"noopener noreferrer\">Come deve cambiare la difesa digitale</a></b></h1><p><br><bdi>@<a href=\"https://feddit.it/c/informatica\" class=\"userinfo mention\" title=\"informatica\">informatica</a></bdi><br>Che cosa ha detto Eugenio Santagata di Tim nel corso della CyberSec 2025</p><p>L'articolo proviene dalla sezione #<a href=\"https://poliverso.org/search?tag=Cybersecurity\">Cybersecurity</a> di #<a href=\"https://poliverso.org/search?tag=StartMag\">StartMag</a> la testata diretta da Michele #<a href=\"https://poliverso.org/search?tag=Arnese\">Arnese</a><br><a href=\"https://www.startmag.it/cybersecurity/come-deve-cambiare-la-difesa-digitale/\" target=\"_blank\" rel=\"noopener noreferrer\">startmag.it/cybersecurity/come…</a></p>" }, "source": { "content": "[h1][b][url=https://www.startmag.it/cybersecurity/come-deve-cambiare-la-difesa-digitale/]Come deve cambiare la difesa digitale[/url][/b][/h1]\n@[url=https://feddit.it/c/informatica]Informatica (Italy e non Italy 😁)[/url]\nChe cosa ha detto Eugenio Santagata di Tim nel corso della CyberSec 2025\n\nL'articolo proviene dalla sezione #[url=https://poliverso.org/search?tag=Cybersecurity]Cybersecurity[/url] di #[url=https://poliverso.org/search?tag=StartMag]StartMag[/url] la testata diretta da Michele #[url=https://poliverso.org/search?tag=Arnese]Arnese[/url]\n[url=https://www.startmag.it/cybersecurity/come-deve-cambiare-la-difesa-digitale/]https://www.startmag.it/cybersecurity/come-deve-cambiare-la-difesa-digitale/[/url]", "mediaType": "text/bbcode" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://poliverso.org/search?tag=Cybersecurity", "name": "#Cybersecurity" }, { "type": "Hashtag", "href": "https://poliverso.org/search?tag=StartMag", "name": "#StartMag" }, { "type": "Hashtag", "href": "https://poliverso.org/search?tag=Arnese", "name": "#Arnese" }, { "type": "Mention", "href": "https://feddit.it/c/informatica", "name": "@informatica@feddit.it" } ], "generator": { "type": "Application", "name": "Open app" }, "to": [ "https://feddit.it/c/informatica", "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://poliverso.org/followers/cybersecurity" ] }