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", "Hashtag": "as:Hashtag" } ], "id": "https://spacey.space/users/spaceflight/statuses/114466736217760405", "type": "Note", "summary": null, "inReplyTo": "https://spacey.space/users/spaceflight/statuses/113489248856359582", "published": "2025-05-07T13:16:22Z", "url": "https://spacey.space/@spaceflight/114466736217760405", "attributedTo": "https://spacey.space/users/spaceflight", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://spacey.space/users/spaceflight/followers" ], "sensitive": false, "atomUri": "https://spacey.space/users/spaceflight/statuses/114466736217760405", "inReplyToAtomUri": "https://spacey.space/users/spaceflight/statuses/113489248856359582", "conversation": "tag:spacey.space,2024-08-03:objectId=17233736:objectType=Conversation", "content": "<p>First-time model that replaces <a href=\"https://spacey.space/tags/DarkEnergy\" class=\"mention hashtag\" rel=\"tag\">#<span>DarkEnergy</span></a> and <a href=\"https://spacey.space/tags/DarkMatter\" class=\"mention hashtag\" rel=\"tag\">#<span>DarkMatter</span></a>. The best way to look for the proposed effect is actually to use a large ground-based telescope 🔭 – like the <a href=\"https://spacey.space/tags/Keck\" class=\"mention hashtag\" rel=\"tag\">#<span>Keck</span></a> Observatory <a href=\"https://www.uah.edu/news/items/uah-physics-researcher-proposes-first-time-model-replaces-dark-energy-and-dark-matter-explaining-nature-of-universe\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">uah.edu/news/items/uah-physics</span><span class=\"invisible\">-researcher-proposes-first-time-model-replaces-dark-energy-and-dark-matter-explaining-nature-of-universe</span></a></p><p><a href=\"https://spacey.space/tags/Astronomy\" class=\"mention hashtag\" rel=\"tag\">#<span>Astronomy</span></a> <a href=\"https://spacey.space/tags/Astrophysics\" class=\"mention hashtag\" rel=\"tag\">#<span>Astrophysics</span></a></p>", "contentMap": { "en": "<p>First-time model that replaces <a href=\"https://spacey.space/tags/DarkEnergy\" class=\"mention hashtag\" rel=\"tag\">#<span>DarkEnergy</span></a> and <a href=\"https://spacey.space/tags/DarkMatter\" class=\"mention hashtag\" rel=\"tag\">#<span>DarkMatter</span></a>. The best way to look for the proposed effect is actually to use a large ground-based telescope 🔭 – like the <a href=\"https://spacey.space/tags/Keck\" class=\"mention hashtag\" rel=\"tag\">#<span>Keck</span></a> Observatory <a href=\"https://www.uah.edu/news/items/uah-physics-researcher-proposes-first-time-model-replaces-dark-energy-and-dark-matter-explaining-nature-of-universe\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">uah.edu/news/items/uah-physics</span><span class=\"invisible\">-researcher-proposes-first-time-model-replaces-dark-energy-and-dark-matter-explaining-nature-of-universe</span></a></p><p><a href=\"https://spacey.space/tags/Astronomy\" class=\"mention hashtag\" rel=\"tag\">#<span>Astronomy</span></a> <a href=\"https://spacey.space/tags/Astrophysics\" class=\"mention hashtag\" rel=\"tag\">#<span>Astrophysics</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://spacey.space/tags/darkenergy", "name": "#darkenergy" }, { "type": "Hashtag", "href": "https://spacey.space/tags/darkmatter", "name": "#darkmatter" }, { "type": "Hashtag", "href": "https://spacey.space/tags/keck", "name": "#keck" }, { "type": "Hashtag", "href": "https://spacey.space/tags/astronomy", "name": "#astronomy" }, { "type": "Hashtag", "href": "https://spacey.space/tags/astrophysics", "name": "#astrophysics" } ], "replies": { "id": "https://spacey.space/users/spaceflight/statuses/114466736217760405/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://spacey.space/users/spaceflight/statuses/114466736217760405/replies?min_id=114467113031415272&page=true", "partOf": "https://spacey.space/users/spaceflight/statuses/114466736217760405/replies", "items": [ "https://spacey.space/users/spaceflight/statuses/114467113031415272" ] } }, "likes": { "id": "https://spacey.space/users/spaceflight/statuses/114466736217760405/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://spacey.space/users/spaceflight/statuses/114466736217760405/shares", "type": "Collection", "totalItems": 1 } }