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://w3id.org/security/v1", "https://www.w3.org/ns/activitystreams", { "Hashtag": "as:Hashtag", "sensitive": "as:sensitive", "schema": "http://schema.org/", "pixelfed": "http://pixelfed.org/ns#", "commentsEnabled": { "@id": "pixelfed:commentsEnabled", "@type": "schema:Boolean" }, "capabilities": { "@id": "pixelfed:capabilities", "@container": "@set" }, "announce": { "@id": "pixelfed:canAnnounce", "@type": "@id" }, "like": { "@id": "pixelfed:canLike", "@type": "@id" }, "reply": { "@id": "pixelfed:canReply", "@type": "@id" }, "toot": "http://joinmastodon.org/ns#", "Emoji": "toot:Emoji", "blurhash": "toot:blurhash" } ], "id": "https://pixelfed.social/p/Delash/800182921063616813", "type": "Note", "summary": null, "content": "Caldwell 49 - Rosette nebula in HSO<br />\n<br />\nMulti-night capture due to very limited field of view. Frustrating as it’s such a lovely target that would do so well in a single long night of capture. This is a multi-night capture over 4 nights.<br />\n<br />\nThe Rosette Nebula (also known as Caldwell 49) is an H II region located near one end of a giant molecular cloud in the Monoceros region of the Milky Way Galaxy. The open cluster NGC 2244 (Caldwell 50) is closely associated with the nebulosity, the stars of the cluster having been formed from the nebula's matter.<br />\n<br />\n69x180s<br />\nBortle 5<br />\nBerkshire UK<br />\nAskar fra500<br />\nAffinity, PixInsight<br />\n<br />\n<a href=\"https://pixelfed.social/discover/tags/astrophotography?src=hash\" title=\"#astrophotography\" class=\"u-url hashtag\" rel=\"external nofollow noopener\">#astrophotography</a> <a href=\"https://pixelfed.social/discover/tags/astronomy?src=hash\" title=\"#astronomy\" class=\"u-url hashtag\" rel=\"external nofollow noopener\">#astronomy</a> <a href=\"https://pixelfed.social/discover/tags/nebula?src=hash\" title=\"#nebula\" class=\"u-url hashtag\" rel=\"external nofollow noopener\">#nebula</a>", "inReplyTo": null, "published": "2025-02-26T02:01:15+00:00", "url": "https://pixelfed.social/p/Delash/800182921063616813", "attributedTo": "https://pixelfed.social/users/Delash", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://pixelfed.social/users/Delash/followers" ], "sensitive": false, "attachment": [ { "type": "Image", "mediaType": "image/jpeg", "url": "https://pxscdn.com/public/m/_v2/794193146623534796/758e75a50-ddd61a/QSjhJ11P5xkj/uzxW8paAmtrwpYWYBbExGWZuqd1B4y737D9o6rgV.jpg", "name": null, "blurhash": "U36HWHoe00og%2jtNGof00WW~Wn~M{W;xbaK", "width": 1633, "height": 1080 } ], "tag": [ { "type": "Hashtag", "href": "https://pixelfed.social/discover/tags/astrophotography", "name": "#astrophotography" }, { "type": "Hashtag", "href": "https://pixelfed.social/discover/tags/astronomy", "name": "#astronomy" }, { "type": "Hashtag", "href": "https://pixelfed.social/discover/tags/nebula", "name": "#nebula" } ], "commentsEnabled": true, "capabilities": { "announce": "https://www.w3.org/ns/activitystreams#Public", "like": "https://www.w3.org/ns/activitystreams#Public", "reply": "https://www.w3.org/ns/activitystreams#Public" }, "location": null }