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://mastodon.cloud/users/lavxnews/statuses/114367336254237136", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-19T23:57:39Z", "url": "https://mastodon.cloud/@lavxnews/114367336254237136", "attributedTo": "https://mastodon.cloud/users/lavxnews", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.cloud/users/lavxnews/followers" ], "sensitive": false, "atomUri": "https://mastodon.cloud/users/lavxnews/statuses/114367336254237136", "inReplyToAtomUri": null, "conversation": "tag:mastodon.cloud,2025-04-19:objectId=450678716:objectType=Conversation", "content": "<p>The Future of Programming: Bridging Go and JavaScript through WASM</p><p>As the programming landscape evolves, the synergy between Go and JavaScript is becoming increasingly apparent. With proposals for type annotations in JavaScript and advancements in WebAssembly, the li...</p><p><a href=\"https://news.lavx.hu/article/the-future-of-programming-bridging-go-and-javascript-through-wasm\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">news.lavx.hu/article/the-futur</span><span class=\"invisible\">e-of-programming-bridging-go-and-javascript-through-wasm</span></a></p><p><a href=\"https://mastodon.cloud/tags/news\" class=\"mention hashtag\" rel=\"tag\">#<span>news</span></a> <a href=\"https://mastodon.cloud/tags/tech\" class=\"mention hashtag\" rel=\"tag\">#<span>tech</span></a> <a href=\"https://mastodon.cloud/tags/TypeScript\" class=\"mention hashtag\" rel=\"tag\">#<span>TypeScript</span></a> <a href=\"https://mastodon.cloud/tags/WebAssembly\" class=\"mention hashtag\" rel=\"tag\">#<span>WebAssembly</span></a> <a href=\"https://mastodon.cloud/tags/GoLang\" class=\"mention hashtag\" rel=\"tag\">#<span>GoLang</span></a></p>", "contentMap": { "en": "<p>The Future of Programming: Bridging Go and JavaScript through WASM</p><p>As the programming landscape evolves, the synergy between Go and JavaScript is becoming increasingly apparent. With proposals for type annotations in JavaScript and advancements in WebAssembly, the li...</p><p><a href=\"https://news.lavx.hu/article/the-future-of-programming-bridging-go-and-javascript-through-wasm\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">news.lavx.hu/article/the-futur</span><span class=\"invisible\">e-of-programming-bridging-go-and-javascript-through-wasm</span></a></p><p><a href=\"https://mastodon.cloud/tags/news\" class=\"mention hashtag\" rel=\"tag\">#<span>news</span></a> <a href=\"https://mastodon.cloud/tags/tech\" class=\"mention hashtag\" rel=\"tag\">#<span>tech</span></a> <a href=\"https://mastodon.cloud/tags/TypeScript\" class=\"mention hashtag\" rel=\"tag\">#<span>TypeScript</span></a> <a href=\"https://mastodon.cloud/tags/WebAssembly\" class=\"mention hashtag\" rel=\"tag\">#<span>WebAssembly</span></a> <a href=\"https://mastodon.cloud/tags/GoLang\" class=\"mention hashtag\" rel=\"tag\">#<span>GoLang</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://media.mastodon.cloud/media_attachments/files/114/367/336/162/426/860/original/133533253408dc92.png", "name": "The Future of Programming: Bridging Go and JavaScript through WASM", "blurhash": "U55Emqj[4-oMj[ayjbkB0Jay?bayRjj[ofWB", "width": 1371, "height": 1374 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.cloud/tags/news", "name": "#news" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/tech", "name": "#tech" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/typescript", "name": "#typescript" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/webassembly", "name": "#webassembly" }, { "type": "Hashtag", "href": "https://mastodon.cloud/tags/golang", "name": "#golang" } ], "replies": { "id": "https://mastodon.cloud/users/lavxnews/statuses/114367336254237136/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.cloud/users/lavxnews/statuses/114367336254237136/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.cloud/users/lavxnews/statuses/114367336254237136/replies", "items": [] } } }