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", { "mostr": "http://mostr.pub/ns#", "Zap": "mostr:Zap", "xsd": "http://www.w3.org/2001/XMLSchema#", "fep": "https://w3id.org/fep/", "proxyOf": { "@id": "fep:fffd/proxyOf", "@type": "@id", "@container": "@set" }, "protocol": { "@id": "fep:fffd/protocol", "@type": "@id" }, "proxied": { "@id": "fep:fffd/proxied", "@type": "xsd:string" }, "authoritative": { "@id": "fep:fffd/authoritative", "@type": "xsd:boolean" } } ], "type": "Note", "id": "https://mostr.pub/objects/8c2779a632c126afa6dbbb6959c8d80e76b2c31182d0d5cdc80d6de0fc42eaee", "attributedTo": "https://mostr.pub/users/f3314470c23fb0797e27a1c9b569b76e0c3956beb9b9dbf6ff72308d1a2e8712", "content": "Da appuntarsi:<br /><br />*Ctrl Alt Right Delete*<br /><br /><a class=\"mention hashtag\" href=\"https://mostr.pub/tags/altright\" rel=\"tag\"><span>#</span>altright</a> <a class=\"mention hashtag\" href=\"https://mostr.pub/tags/farright\" rel=\"tag\"><span>#</span>farright</a> white <a class=\"mention hashtag\" href=\"https://mostr.pub/tags/nationalism\" rel=\"tag\"><span>#</span>nationalism</a> <a class=\"mention hashtag\" href=\"https://mostr.pub/tags/disinformation\" rel=\"tag\"><span>#</span>disinformation</a> and online toxicity<br /><br /><a href=\"https://www.altrightdelete.news/\">https://www.altrightdelete.news/</a>", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mostr.pub/users/f3314470c23fb0797e27a1c9b569b76e0c3956beb9b9dbf6ff72308d1a2e8712/followers" ], "tag": [ { "type": "Hashtag", "href": "https://mostr.pub/tags/altright", "name": "#altright" }, { "type": "Hashtag", "href": "https://mostr.pub/tags/farright", "name": "#farright" }, { "type": "Hashtag", "href": "https://mostr.pub/tags/nationalism", "name": "#nationalism" }, { "type": "Hashtag", "href": "https://mostr.pub/tags/disinformation", "name": "#disinformation" } ], "attachment": [], "sensitive": false, "published": "2025-02-26T15:11:53.000Z", "proxyOf": [ { "protocol": "https://github.com/nostr-protocol/nostr", "proxied": "note13snhnf3jcyn2lfkmhd54njxcpemt9sc3stgdtnwgp4k7plzzathqgmxt26", "authoritative": true } ] }