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/nilshoerrmann/statuses/114510735130389008", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-15T07:45:52Z", "url": "https://mastodon.social/@nilshoerrmann/114510735130389008", "attributedTo": "https://mastodon.social/users/nilshoerrmann", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/nilshoerrmann/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/nilshoerrmann/statuses/114510735130389008", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-05-15:objectId=997499359:objectType=Conversation", "content": "<p>In Safari, does anyone know why the existence of a container definition (`container-name`/`container-type`) in a layout results in media queries not getting executed at all or being delayed by 5 to 10 seconds? Like you resize the window and nothing happens, you can still interact with the site and then suddenly the layout flips?! Experienced this for the first time and am a bit stumped.</p><p><a href=\"https://mastodon.social/tags/webdesign\" class=\"mention hashtag\" rel=\"tag\">#<span>webdesign</span></a> <a href=\"https://mastodon.social/tags/css\" class=\"mention hashtag\" rel=\"tag\">#<span>css</span></a> <a href=\"https://mastodon.social/tags/safari\" class=\"mention hashtag\" rel=\"tag\">#<span>safari</span></a> <a href=\"https://mastodon.social/tags/bug\" class=\"mention hashtag\" rel=\"tag\">#<span>bug</span></a> <a href=\"https://mastodon.social/tags/containerQuery\" class=\"mention hashtag\" rel=\"tag\">#<span>containerQuery</span></a> <a href=\"https://mastodon.social/tags/mediaQuery\" class=\"mention hashtag\" rel=\"tag\">#<span>mediaQuery</span></a></p>", "contentMap": { "de": "<p>In Safari, does anyone know why the existence of a container definition (`container-name`/`container-type`) in a layout results in media queries not getting executed at all or being delayed by 5 to 10 seconds? Like you resize the window and nothing happens, you can still interact with the site and then suddenly the layout flips?! Experienced this for the first time and am a bit stumped.</p><p><a href=\"https://mastodon.social/tags/webdesign\" class=\"mention hashtag\" rel=\"tag\">#<span>webdesign</span></a> <a href=\"https://mastodon.social/tags/css\" class=\"mention hashtag\" rel=\"tag\">#<span>css</span></a> <a href=\"https://mastodon.social/tags/safari\" class=\"mention hashtag\" rel=\"tag\">#<span>safari</span></a> <a href=\"https://mastodon.social/tags/bug\" class=\"mention hashtag\" rel=\"tag\">#<span>bug</span></a> <a href=\"https://mastodon.social/tags/containerQuery\" class=\"mention hashtag\" rel=\"tag\">#<span>containerQuery</span></a> <a href=\"https://mastodon.social/tags/mediaQuery\" class=\"mention hashtag\" rel=\"tag\">#<span>mediaQuery</span></a></p>" }, "updated": "2025-05-15T07:46:18Z", "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/webdesign", "name": "#webdesign" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/css", "name": "#css" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/safari", "name": "#safari" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/bug", "name": "#bug" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/containerquery", "name": "#containerquery" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/mediaquery", "name": "#mediaquery" } ], "replies": { "id": "https://mastodon.social/users/nilshoerrmann/statuses/114510735130389008/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/nilshoerrmann/statuses/114510735130389008/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/nilshoerrmann/statuses/114510735130389008/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/nilshoerrmann/statuses/114510735130389008/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://mastodon.social/users/nilshoerrmann/statuses/114510735130389008/shares", "type": "Collection", "totalItems": 2 } }