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" } ], "id": "https://mastodon.social/users/johniac/statuses/114314444613654737", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-10T15:46:37Z", "url": "https://mastodon.social/@johniac/114314444613654737", "attributedTo": "https://mastodon.social/users/johniac", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/johniac/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/johniac/statuses/114314444613654737", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-04-10:objectId=968938689:objectType=Conversation", "content": "<p>SciTech Chronicles. . . . . . . . .April 10th, 2025</p><p><a href=\"https://bit.ly/stx041025\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">bit.ly/stx041025</span><span class=\"invisible\"></span></a></p><p><a href=\"https://mastodon.social/tags/Canada\" class=\"mention hashtag\" rel=\"tag\">#<span>Canada</span></a> <a href=\"https://mastodon.social/tags/LM26\" class=\"mention hashtag\" rel=\"tag\">#<span>LM26</span></a> <a href=\"https://mastodon.social/tags/toroidal\" class=\"mention hashtag\" rel=\"tag\">#<span>toroidal</span></a> <a href=\"https://mastodon.social/tags/mechanical\" class=\"mention hashtag\" rel=\"tag\">#<span>mechanical</span></a> <a href=\"https://mastodon.social/tags/infrared\" class=\"mention hashtag\" rel=\"tag\">#<span>infrared</span></a> <a href=\"https://mastodon.social/tags/plasma\" class=\"mention hashtag\" rel=\"tag\">#<span>plasma</span></a> <a href=\"https://mastodon.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a> <a href=\"https://mastodon.social/tags/accuracy\" class=\"mention hashtag\" rel=\"tag\">#<span>accuracy</span></a> <a href=\"https://mastodon.social/tags/Electrochemical\" class=\"mention hashtag\" rel=\"tag\">#<span>Electrochemical</span></a> <a href=\"https://mastodon.social/tags/ironmaking\" class=\"mention hashtag\" rel=\"tag\">#<span>ironmaking</span></a> <a href=\"https://mastodon.social/tags/particles\" class=\"mention hashtag\" rel=\"tag\">#<span>particles</span></a> <a href=\"https://mastodon.social/tags/electrolysis\" class=\"mention hashtag\" rel=\"tag\">#<span>electrolysis</span></a> <a href=\"https://mastodon.social/tags/lablab\" class=\"mention hashtag\" rel=\"tag\">#<span>lablab</span></a> <a href=\"https://mastodon.social/tags/FRIL\" class=\"mention hashtag\" rel=\"tag\">#<span>FRIL</span></a> <a href=\"https://mastodon.social/tags/natural\" class=\"mention hashtag\" rel=\"tag\">#<span>natural</span></a> <a href=\"https://mastodon.social/tags/Mouth\" class=\"mention hashtag\" rel=\"tag\">#<span>Mouth</span></a> <a href=\"https://mastodon.social/tags/automated\" class=\"mention hashtag\" rel=\"tag\">#<span>automated</span></a> <a href=\"https://mastodon.social/tags/material\" class=\"mention hashtag\" rel=\"tag\">#<span>material</span></a> <a href=\"https://mastodon.social/tags/synthesis\" class=\"mention hashtag\" rel=\"tag\">#<span>synthesis</span></a> <a href=\"https://mastodon.social/tags/open\" class=\"mention hashtag\" rel=\"tag\">#<span>open</span></a>-source</p>", "contentMap": { "en": "<p>SciTech Chronicles. . . . . . . . .April 10th, 2025</p><p><a href=\"https://bit.ly/stx041025\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">bit.ly/stx041025</span><span class=\"invisible\"></span></a></p><p><a href=\"https://mastodon.social/tags/Canada\" class=\"mention hashtag\" rel=\"tag\">#<span>Canada</span></a> <a href=\"https://mastodon.social/tags/LM26\" class=\"mention hashtag\" rel=\"tag\">#<span>LM26</span></a> <a href=\"https://mastodon.social/tags/toroidal\" class=\"mention hashtag\" rel=\"tag\">#<span>toroidal</span></a> <a href=\"https://mastodon.social/tags/mechanical\" class=\"mention hashtag\" rel=\"tag\">#<span>mechanical</span></a> <a href=\"https://mastodon.social/tags/infrared\" class=\"mention hashtag\" rel=\"tag\">#<span>infrared</span></a> <a href=\"https://mastodon.social/tags/plasma\" class=\"mention hashtag\" rel=\"tag\">#<span>plasma</span></a> <a href=\"https://mastodon.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a> <a href=\"https://mastodon.social/tags/accuracy\" class=\"mention hashtag\" rel=\"tag\">#<span>accuracy</span></a> <a href=\"https://mastodon.social/tags/Electrochemical\" class=\"mention hashtag\" rel=\"tag\">#<span>Electrochemical</span></a> <a href=\"https://mastodon.social/tags/ironmaking\" class=\"mention hashtag\" rel=\"tag\">#<span>ironmaking</span></a> <a href=\"https://mastodon.social/tags/particles\" class=\"mention hashtag\" rel=\"tag\">#<span>particles</span></a> <a href=\"https://mastodon.social/tags/electrolysis\" class=\"mention hashtag\" rel=\"tag\">#<span>electrolysis</span></a> <a href=\"https://mastodon.social/tags/lablab\" class=\"mention hashtag\" rel=\"tag\">#<span>lablab</span></a> <a href=\"https://mastodon.social/tags/FRIL\" class=\"mention hashtag\" rel=\"tag\">#<span>FRIL</span></a> <a href=\"https://mastodon.social/tags/natural\" class=\"mention hashtag\" rel=\"tag\">#<span>natural</span></a> <a href=\"https://mastodon.social/tags/Mouth\" class=\"mention hashtag\" rel=\"tag\">#<span>Mouth</span></a> <a href=\"https://mastodon.social/tags/automated\" class=\"mention hashtag\" rel=\"tag\">#<span>automated</span></a> <a href=\"https://mastodon.social/tags/material\" class=\"mention hashtag\" rel=\"tag\">#<span>material</span></a> <a href=\"https://mastodon.social/tags/synthesis\" class=\"mention hashtag\" rel=\"tag\">#<span>synthesis</span></a> <a href=\"https://mastodon.social/tags/open\" class=\"mention hashtag\" rel=\"tag\">#<span>open</span></a>-source</p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/canada", "name": "#canada" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/LM26", "name": "#LM26" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/toroidal", "name": "#toroidal" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/mechanical", "name": "#mechanical" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/infrared", "name": "#infrared" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/plasma", "name": "#plasma" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/ai", "name": "#ai" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/accuracy", "name": "#accuracy" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/electrochemical", "name": "#electrochemical" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/ironmaking", "name": "#ironmaking" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/particles", "name": "#particles" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/electrolysis", "name": "#electrolysis" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/lablab", "name": "#lablab" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/fril", "name": "#fril" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/natural", "name": "#natural" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/mouth", "name": "#mouth" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/automated", "name": "#automated" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/material", "name": "#material" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/synthesis", "name": "#synthesis" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/open", "name": "#open" } ], "replies": { "id": "https://mastodon.social/users/johniac/statuses/114314444613654737/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/johniac/statuses/114314444613654737/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/johniac/statuses/114314444613654737/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/johniac/statuses/114314444613654737/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://mastodon.social/users/johniac/statuses/114314444613654737/shares", "type": "Collection", "totalItems": 0 } }