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.

Open in browser →
{ "@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.social/users/pomarede/statuses/114399761576446068", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-25T17:23:50Z", "url": "https://mastodon.social/@pomarede/114399761576446068", "attributedTo": "https://mastodon.social/users/pomarede", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/pomarede/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/pomarede/statuses/114399761576446068", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-04-25:objectId=981333246:objectType=Conversation", "content": "<p>NASA’s Dragonfly Passes Critical Design Review</p><p>The mission to Saturn’s icy moon Titan will investigate prebiotic chemical processes and complex organic compounds that, on Earth, are the building blocks of life. </p><p><a href=\"https://science.nasa.gov/blogs/dragonfly/2025/04/24/nasas-dragonfly-passes-critical-design-review/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">science.nasa.gov/blogs/dragonf</span><span class=\"invisible\">ly/2025/04/24/nasas-dragonfly-passes-critical-design-review/</span></a> </p><p><a href=\"https://mastodon.social/tags/Dragonfly\" class=\"mention hashtag\" rel=\"tag\">#<span>Dragonfly</span></a> <a href=\"https://mastodon.social/tags/Titan\" class=\"mention hashtag\" rel=\"tag\">#<span>Titan</span></a> <a href=\"https://mastodon.social/tags/planetaryscience\" class=\"mention hashtag\" rel=\"tag\">#<span>planetaryscience</span></a> <a href=\"https://mastodon.social/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a> <a href=\"https://mastodon.social/tags/news\" class=\"mention hashtag\" rel=\"tag\">#<span>news</span></a> <a href=\"https://mastodon.social/tags/Saturn\" class=\"mention hashtag\" rel=\"tag\">#<span>Saturn</span></a> <a href=\"https://mastodon.social/tags/moon\" class=\"mention hashtag\" rel=\"tag\">#<span>moon</span></a> <a href=\"https://mastodon.social/tags/space\" class=\"mention hashtag\" rel=\"tag\">#<span>space</span></a> <a href=\"https://mastodon.social/tags/astrodon\" class=\"mention hashtag\" rel=\"tag\">#<span>astrodon</span></a> <a href=\"https://mastodon.social/tags/nasa\" class=\"mention hashtag\" rel=\"tag\">#<span>nasa</span></a> <a href=\"https://mastodon.social/tags/life\" class=\"mention hashtag\" rel=\"tag\">#<span>life</span></a> <a href=\"https://mastodon.social/tags/Earth\" class=\"mention hashtag\" rel=\"tag\">#<span>Earth</span></a></p>", "contentMap": { "en": "<p>NASA’s Dragonfly Passes Critical Design Review</p><p>The mission to Saturn’s icy moon Titan will investigate prebiotic chemical processes and complex organic compounds that, on Earth, are the building blocks of life. </p><p><a href=\"https://science.nasa.gov/blogs/dragonfly/2025/04/24/nasas-dragonfly-passes-critical-design-review/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">science.nasa.gov/blogs/dragonf</span><span class=\"invisible\">ly/2025/04/24/nasas-dragonfly-passes-critical-design-review/</span></a> </p><p><a href=\"https://mastodon.social/tags/Dragonfly\" class=\"mention hashtag\" rel=\"tag\">#<span>Dragonfly</span></a> <a href=\"https://mastodon.social/tags/Titan\" class=\"mention hashtag\" rel=\"tag\">#<span>Titan</span></a> <a href=\"https://mastodon.social/tags/planetaryscience\" class=\"mention hashtag\" rel=\"tag\">#<span>planetaryscience</span></a> <a href=\"https://mastodon.social/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a> <a href=\"https://mastodon.social/tags/news\" class=\"mention hashtag\" rel=\"tag\">#<span>news</span></a> <a href=\"https://mastodon.social/tags/Saturn\" class=\"mention hashtag\" rel=\"tag\">#<span>Saturn</span></a> <a href=\"https://mastodon.social/tags/moon\" class=\"mention hashtag\" rel=\"tag\">#<span>moon</span></a> <a href=\"https://mastodon.social/tags/space\" class=\"mention hashtag\" rel=\"tag\">#<span>space</span></a> <a href=\"https://mastodon.social/tags/astrodon\" class=\"mention hashtag\" rel=\"tag\">#<span>astrodon</span></a> <a href=\"https://mastodon.social/tags/nasa\" class=\"mention hashtag\" rel=\"tag\">#<span>nasa</span></a> <a href=\"https://mastodon.social/tags/life\" class=\"mention hashtag\" rel=\"tag\">#<span>life</span></a> <a href=\"https://mastodon.social/tags/Earth\" class=\"mention hashtag\" rel=\"tag\">#<span>Earth</span></a></p>" }, "updated": "2025-04-25T17:25:20Z", "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.social/media_attachments/files/114/399/766/958/521/520/original/2a9d1ad2cbe83feb.jpg", "name": "Artist’s concept of Dragonfly soaring over the dunes of Saturn’s moon Titan.\nNASA/Johns Hopkins APL/Steve Gribben", "blurhash": "UcK,86I@-To1~V$iW=oL-oWCfQR+aKS2WCjZ", "focalPoint": [ 0, 0 ], "width": 1536, "height": 972 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/dragonfly", "name": "#dragonfly" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/titan", "name": "#titan" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/planetaryscience", "name": "#planetaryscience" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/science", "name": "#science" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/news", "name": "#news" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/saturn", "name": "#saturn" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/moon", "name": "#moon" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/space", "name": "#space" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/Astrodon", "name": "#Astrodon" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/nasa", "name": "#nasa" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/life", "name": "#life" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/earth", "name": "#earth" } ], "replies": { "id": "https://mastodon.social/users/pomarede/statuses/114399761576446068/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/pomarede/statuses/114399761576446068/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/pomarede/statuses/114399761576446068/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/pomarede/statuses/114399761576446068/likes", "type": "Collection", "totalItems": 25 }, "shares": { "id": "https://mastodon.social/users/pomarede/statuses/114399761576446068/shares", "type": "Collection", "totalItems": 16 } }