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/mre/statuses/114279314264794219", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-04T10:52:30Z", "url": "https://mastodon.social/@mre/114279314264794219", "attributedTo": "https://mastodon.social/users/mre", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/mre/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/mre/statuses/114279314264794219", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-04-04:objectId=963655401:objectType=Conversation", "content": "<p>Here&#39;s the post I wish I had when I first started programming.</p><p>If you know someone just beginning to code (especially students), maybe pass this along?</p><p>Would&#39;ve saved me a lot of head-scratching and &quot;why didn&#39;t anyone tell me this earlier?&quot; moments.</p><p><a href=\"https://endler.dev/2025/best-programmers/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">endler.dev/2025/best-programme</span><span class=\"invisible\">rs/</span></a></p><p><a href=\"https://mastodon.social/tags/development\" class=\"mention hashtag\" rel=\"tag\">#<span>development</span></a> <a href=\"https://mastodon.social/tags/blogpost\" class=\"mention hashtag\" rel=\"tag\">#<span>blogpost</span></a></p>", "contentMap": { "en": "<p>Here&#39;s the post I wish I had when I first started programming.</p><p>If you know someone just beginning to code (especially students), maybe pass this along?</p><p>Would&#39;ve saved me a lot of head-scratching and &quot;why didn&#39;t anyone tell me this earlier?&quot; moments.</p><p><a href=\"https://endler.dev/2025/best-programmers/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">endler.dev/2025/best-programme</span><span class=\"invisible\">rs/</span></a></p><p><a href=\"https://mastodon.social/tags/development\" class=\"mention hashtag\" rel=\"tag\">#<span>development</span></a> <a href=\"https://mastodon.social/tags/blogpost\" class=\"mention hashtag\" rel=\"tag\">#<span>blogpost</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/development", "name": "#development" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/blogpost", "name": "#blogpost" } ], "replies": { "id": "https://mastodon.social/users/mre/statuses/114279314264794219/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/mre/statuses/114279314264794219/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/mre/statuses/114279314264794219/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/mre/statuses/114279314264794219/likes", "type": "Collection", "totalItems": 159 }, "shares": { "id": "https://mastodon.social/users/mre/statuses/114279314264794219/shares", "type": "Collection", "totalItems": 162 } }