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://mas.to/users/b3s/statuses/114738830783747860", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-24T14:33:36Z", "url": "https://mas.to/@b3s/114738830783747860", "attributedTo": "https://mas.to/users/b3s", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mas.to/users/b3s/followers" ], "sensitive": false, "atomUri": "https://mas.to/users/b3s/statuses/114738830783747860", "inReplyToAtomUri": null, "conversation": "tag:mas.to,2025-06-24:objectId=510267456:objectType=Conversation", "content": "<p>Just dropped a new article on the VEX.blue BETA site: Connect your Bluesky account to the Fediverse</p><p>Want your Bsky posts to show up on Mastodon? Or your Mastodon account to be visible on Bsky?</p><p>This guide walks you through using bsky.brid.gy and ap.brid.gy so your posts &amp; profile can talk to others across platforms.</p><p>Read + reply via your timeline 🌀<br /><a href=\"https://new.vex.blue/articles/2024/09/06/bsky-fedi\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">new.vex.blue/articles/2024/09/</span><span class=\"invisible\">06/bsky-fedi</span></a></p><p><a href=\"https://mas.to/tags/Fediverse\" class=\"mention hashtag\" rel=\"tag\">#<span>Fediverse</span></a> <a href=\"https://mas.to/tags/Bluesky\" class=\"mention hashtag\" rel=\"tag\">#<span>Bluesky</span></a> <a href=\"https://mas.to/tags/Mastodon\" class=\"mention hashtag\" rel=\"tag\">#<span>Mastodon</span></a> <a href=\"https://mas.to/tags/OpenWeb\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenWeb</span></a> <a href=\"https://mas.to/tags/ATProtocol\" class=\"mention hashtag\" rel=\"tag\">#<span>ATProtocol</span></a> <a href=\"https://mas.to/tags/ActivityPub\" class=\"mention hashtag\" rel=\"tag\">#<span>ActivityPub</span></a> <a href=\"https://mas.to/tags/Interoperability\" class=\"mention hashtag\" rel=\"tag\">#<span>Interoperability</span></a> <a href=\"https://mas.to/tags/SocialMedia\" class=\"mention hashtag\" rel=\"tag\">#<span>SocialMedia</span></a> <a href=\"https://mas.to/tags/TechTutorial\" class=\"mention hashtag\" rel=\"tag\">#<span>TechTutorial</span></a> <a href=\"https://mas.to/tags/VEXblue\" class=\"mention hashtag\" rel=\"tag\">#<span>VEXblue</span></a></p>", "contentMap": { "en": "<p>Just dropped a new article on the VEX.blue BETA site: Connect your Bluesky account to the Fediverse</p><p>Want your Bsky posts to show up on Mastodon? Or your Mastodon account to be visible on Bsky?</p><p>This guide walks you through using bsky.brid.gy and ap.brid.gy so your posts &amp; profile can talk to others across platforms.</p><p>Read + reply via your timeline 🌀<br /><a href=\"https://new.vex.blue/articles/2024/09/06/bsky-fedi\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">new.vex.blue/articles/2024/09/</span><span class=\"invisible\">06/bsky-fedi</span></a></p><p><a href=\"https://mas.to/tags/Fediverse\" class=\"mention hashtag\" rel=\"tag\">#<span>Fediverse</span></a> <a href=\"https://mas.to/tags/Bluesky\" class=\"mention hashtag\" rel=\"tag\">#<span>Bluesky</span></a> <a href=\"https://mas.to/tags/Mastodon\" class=\"mention hashtag\" rel=\"tag\">#<span>Mastodon</span></a> <a href=\"https://mas.to/tags/OpenWeb\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenWeb</span></a> <a href=\"https://mas.to/tags/ATProtocol\" class=\"mention hashtag\" rel=\"tag\">#<span>ATProtocol</span></a> <a href=\"https://mas.to/tags/ActivityPub\" class=\"mention hashtag\" rel=\"tag\">#<span>ActivityPub</span></a> <a href=\"https://mas.to/tags/Interoperability\" class=\"mention hashtag\" rel=\"tag\">#<span>Interoperability</span></a> <a href=\"https://mas.to/tags/SocialMedia\" class=\"mention hashtag\" rel=\"tag\">#<span>SocialMedia</span></a> <a href=\"https://mas.to/tags/TechTutorial\" class=\"mention hashtag\" rel=\"tag\">#<span>TechTutorial</span></a> <a href=\"https://mas.to/tags/VEXblue\" class=\"mention hashtag\" rel=\"tag\">#<span>VEXblue</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://media.mas.to/media_attachments/files/114/738/829/065/237/621/original/4ee217fad26e6589.png", "name": "Bluesky logo, Green background on the right with Text saying \"Welcone to the Fediverse\"", "blurhash": "U=ErOC#xV}NFevajbWfzE2M}j?t6WEWCj?ay", "focalPoint": [ 0, 0 ], "width": 1920, "height": 1080 } ], "tag": [ { "type": "Hashtag", "href": "https://mas.to/tags/vexblue", "name": "#vexblue" }, { "type": "Hashtag", "href": "https://mas.to/tags/techtutorial", "name": "#techtutorial" }, { "type": "Hashtag", "href": "https://mas.to/tags/socialmedia", "name": "#socialmedia" }, { "type": "Hashtag", "href": "https://mas.to/tags/interoperability", "name": "#interoperability" }, { "type": "Hashtag", "href": "https://mas.to/tags/ActivityPub", "name": "#ActivityPub" }, { "type": "Hashtag", "href": "https://mas.to/tags/ATProtocol", "name": "#ATProtocol" }, { "type": "Hashtag", "href": "https://mas.to/tags/openweb", "name": "#openweb" }, { "type": "Hashtag", "href": "https://mas.to/tags/Mastodon", "name": "#Mastodon" }, { "type": "Hashtag", "href": "https://mas.to/tags/bluesky", "name": "#bluesky" }, { "type": "Hashtag", "href": "https://mas.to/tags/Fediverse", "name": "#Fediverse" } ], "replies": { "id": "https://mas.to/users/b3s/statuses/114738830783747860/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mas.to/users/b3s/statuses/114738830783747860/replies?only_other_accounts=true&page=true", "partOf": "https://mas.to/users/b3s/statuses/114738830783747860/replies", "items": [] } }, "likes": { "id": "https://mas.to/users/b3s/statuses/114738830783747860/likes", "type": "Collection", "totalItems": 9 }, "shares": { "id": "https://mas.to/users/b3s/statuses/114738830783747860/shares", "type": "Collection", "totalItems": 10 } }