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.

Open in browser →
{ "@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.cloud/users/WoodooProd/statuses/113914502242638198", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.cloud/users/WoodooProd/statuses/113914489774946380", "published": "2025-01-30T00:36:00Z", "url": "https://mastodon.cloud/@WoodooProd/113914502242638198", "attributedTo": "https://mastodon.cloud/users/WoodooProd", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.cloud/users/WoodooProd/followers", "https://bitbang.social/users/loadhigh" ], "sensitive": false, "atomUri": "https://mastodon.cloud/users/WoodooProd/statuses/113914502242638198", "inReplyToAtomUri": "https://mastodon.cloud/users/WoodooProd/statuses/113914489774946380", "conversation": "tag:mastodon.cloud,2025-01-30:objectId=423951152:objectType=Conversation", "content": "<p>2/. I had forgotten the possible use of ALT-TAB to switch between MSDOS &amp; Windows 3.1, once MSDOS was launched from Windows 3.1 by Command.com. With the possibility of having real DOS in Windowed Mode on top of Windows 3.1. It can be so useful! :0)</p><p>cc. <span class=\"h-card\"><a href=\"https://bitbang.social/@loadhigh\" class=\"u-url mention\">@<span>loadhigh</span></a></span> </p><p><a href=\"https://mastodon.cloud/tags/MSDOS\" class=\"mention hashtag\" rel=\"tag\">#<span>MSDOS</span></a> <a href=\"https://mastodon.cloud/tags/DOS\" class=\"mention hashtag\" rel=\"tag\">#<span>DOS</span></a> <a href=\"https://mastodon.cloud/tags/Windows\" class=\"mention hashtag\" rel=\"tag\">#<span>Windows</span></a> <a href=\"https://mastodon.cloud/tags/Windows31\" class=\"mention hashtag\" rel=\"tag\">#<span>Windows31</span></a> <a href=\"https://mastodon.cloud/tags/boot\" class=\"mention hashtag\" rel=\"tag\">#<span>boot</span></a> <a href=\"https://mastodon.cloud/tags/multiboot\" class=\"mention hashtag\" rel=\"tag\">#<span>multiboot</span></a> <a href=\"https://mastodon.cloud/tags/system\" class=\"mention hashtag\" rel=\"tag\">#<span>system</span></a> <a href=\"https://mastodon.cloud/tags/os\" class=\"mention hashtag\" rel=\"tag\">#<span>os</span></a> <a href=\"https://mastodon.cloud/tags/operatingsystem\" class=\"mention hashtag\" rel=\"tag\">#<span>operatingsystem</span></a> <a href=\"https://mastodon.cloud/tags/retrocomputing\" class=\"mention hashtag\" rel=\"tag\">#<span>retrocomputing</span></a> <a href=\"https://mastodon.cloud/tags/retrogaming\" class=\"mention hashtag\" rel=\"tag\">#<span>retrogaming</span></a> <a href=\"https://mastodon.cloud/tags/volkovcommander\" class=\"mention hashtag\" rel=\"tag\">#<span>volkovcommander</span></a></p>", "contentMap": { "en": "<p>2/. I had forgotten the possible use of ALT-TAB to switch between MSDOS &amp; Windows 3.1, once MSDOS was launched from Windows 3.1 by Command.com. With the possibility of having real DOS in Windowed Mode on top of Windows 3.1. It can be so useful! :0)</p><p>cc. <span class=\"h-card\"><a href=\"https://bitbang.social/@loadhigh\" class=\"u-url mention\">@<span>loadhigh</span></a></span> </p><p><a href=\"https://mastodon.cloud/tags/MSDOS\" class=\"mention hashtag\" rel=\"tag\">#<span>MSDOS</span></a> <a href=\"https://mastodon.cloud/tags/DOS\" class=\"mention hashtag\" rel=\"tag\">#<span>DOS</span></a> <a href=\"https://mastodon.cloud/tags/Windows\" class=\"mention hashtag\" rel=\"tag\">#<span>Windows</span></a> <a href=\"https://mastodon.cloud/tags/Windows31\" class=\"mention hashtag\" rel=\"tag\">#<span>Windows31</span></a> <a href=\"https://mastodon.cloud/tags/boot\" class=\"mention hashtag\" rel=\"tag\">#<span>boot</span></a> <a href=\"https://mastodon.cloud/tags/multiboot\" class=\"mention hashtag\" rel=\"tag\">#<span>multiboot</span></a> <a href=\"https://mastodon.cloud/tags/system\" class=\"mention hashtag\" rel=\"tag\">#<span>system</span></a> <a href=\"https://mastodon.cloud/tags/os\" class=\"mention hashtag\" rel=\"tag\">#<span>os</span></a> <a href=\"https://mastodon.cloud/tags/operatingsystem\" class=\"mention hashtag\" rel=\"tag\">#<span>operatingsystem</span></a> <a href=\"https://mastodon.cloud/tags/retrocomputing\" class=\"mention hashtag\" rel=\"tag\">#<span>retrocomputing</span></a> <a href=\"https://mastodon.cloud/tags/retrogaming\" class=\"mention hashtag\" rel=\"tag\">#<span>retrogaming</span></a> <a href=\"https://mastodon.cloud/tags/volkovcommander\" class=\"mention hashtag\" rel=\"tag\">#<span>volkovcommander</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://media.mastodon.cloud/media_attachments/files/113/914/496/148/396/358/original/e28254e554837705.png", "name": null, "blurhash": "UW7:MPobVUofxioMWGfPs|ofa%afMhayoxfi", "width": 1131, "height": 834 } ], "tag": [ { "type": "Mention", "href": "https://bitbang.social/users/loadhigh", "name": "@loadhigh@bitbang.social" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/msdos", "name": "#msdos" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/dos", "name": "#dos" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/windows", "name": "#windows" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/windows31", "name": "#windows31" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/boot", "name": "#boot" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/multiboot", "name": "#multiboot" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/system", "name": "#system" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/os", "name": "#os" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/operatingsystem", "name": "#operatingsystem" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/retrocomputing", "name": "#retrocomputing" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/retrogaming", "name": "#retrogaming" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/volkovcommander", "name": "#volkovcommander" } ], "replies": { "id": "https://mastodon.cloud/users/WoodooProd/statuses/113914502242638198/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.cloud/users/WoodooProd/statuses/113914502242638198/replies?min_id=113914636299292843&page=true", "partOf": "https://mastodon.cloud/users/WoodooProd/statuses/113914502242638198/replies", "items": [ "https://mastodon.cloud/users/WoodooProd/statuses/113914636299292843" ] } } }