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://mstdn.social/users/vruz/statuses/114751814713944140/replies", "type": "Collection", "first": { "id": "https://mstdn.social/users/vruz/statuses/114751814713944140/replies?page=true", "type": "CollectionPage", "next": "https://mstdn.social/users/vruz/statuses/114751814713944140/replies?only_other_accounts=true&page=true", "partOf": "https://mstdn.social/users/vruz/statuses/114751814713944140/replies", "items": [ { "id": "https://mstdn.social/users/vruz/statuses/114751816773300673", "type": "Note", "summary": null, "inReplyTo": "https://mstdn.social/users/vruz/statuses/114751814713944140", "published": "2025-06-26T21:36:06Z", "url": "https://mstdn.social/@vruz/114751816773300673", "attributedTo": "https://mstdn.social/users/vruz", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mstdn.social/users/vruz/followers" ], "sensitive": false, "atomUri": "https://mstdn.social/users/vruz/statuses/114751816773300673", "inReplyToAtomUri": "https://mstdn.social/users/vruz/statuses/114751814713944140", "conversation": "tag:mstdn.social,2025-06-26:objectId=574353004:objectType=Conversation", "content": "<p>Web&#39;s superpower is its openness. Native JS templating makes JS more ergonomic. Direct WASM→DOM makes the web more OPEN. Which better serves the platform&#39;s future? The web shouldn&#39;t privilege one language. True platform evolution means equal access to core capabilities for all languages. That&#39;s how we get the next generation of web innovation. <a href=\"https://mstdn.social/tags/compsci\" class=\"mention hashtag\" rel=\"tag\">#<span>compsci</span></a> <a href=\"https://mstdn.social/tags/webdev\" class=\"mention hashtag\" rel=\"tag\">#<span>webdev</span></a> <a href=\"https://mstdn.social/tags/webstandards\" class=\"mention hashtag\" rel=\"tag\">#<span>webstandards</span></a> <a href=\"https://mstdn.social/tags/opensource\" class=\"mention hashtag\" rel=\"tag\">#<span>opensource</span></a></p>", "contentMap": { "en": "<p>Web&#39;s superpower is its openness. Native JS templating makes JS more ergonomic. Direct WASM→DOM makes the web more OPEN. Which better serves the platform&#39;s future? The web shouldn&#39;t privilege one language. True platform evolution means equal access to core capabilities for all languages. That&#39;s how we get the next generation of web innovation. <a href=\"https://mstdn.social/tags/compsci\" class=\"mention hashtag\" rel=\"tag\">#<span>compsci</span></a> <a href=\"https://mstdn.social/tags/webdev\" class=\"mention hashtag\" rel=\"tag\">#<span>webdev</span></a> <a href=\"https://mstdn.social/tags/webstandards\" class=\"mention hashtag\" rel=\"tag\">#<span>webstandards</span></a> <a href=\"https://mstdn.social/tags/opensource\" class=\"mention hashtag\" rel=\"tag\">#<span>opensource</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mstdn.social/tags/compsci", "name": "#compsci" }, { "type": "Hashtag", "href": "https://mstdn.social/tags/WebDev", "name": "#WebDev" }, { "type": "Hashtag", "href": "https://mstdn.social/tags/webstandards", "name": "#webstandards" }, { "type": "Hashtag", "href": "https://mstdn.social/tags/OpenSource", "name": "#OpenSource" } ], "replies": { "id": "https://mstdn.social/users/vruz/statuses/114751816773300673/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mstdn.social/users/vruz/statuses/114751816773300673/replies?min_id=114751926417013941&page=true", "partOf": "https://mstdn.social/users/vruz/statuses/114751816773300673/replies", "items": [ "https://mstdn.social/users/vruz/statuses/114751926417013941" ] } }, "likes": { "id": "https://mstdn.social/users/vruz/statuses/114751816773300673/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://mstdn.social/users/vruz/statuses/114751816773300673/shares", "type": "Collection", "totalItems": 0 } } ] } }