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://mastodon.social/users/cycling_on_rails/collections/featured", "type": "OrderedCollection", "totalItems": 3, "orderedItems": [ { "id": "https://mastodon.social/users/cycling_on_rails/statuses/114584241113448387", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-28T07:19:25Z", "url": "https://mastodon.social/@cycling_on_rails/114584241113448387", "attributedTo": "https://mastodon.social/users/cycling_on_rails", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/cycling_on_rails/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/cycling_on_rails/statuses/114584241113448387", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-05-28:objectId=1008320899:objectType=Conversation", "content": "<p>The summer season is approaching, and many of you will want to combine cycling with train travel. Today I&#39;m happy to announce the expansion of my cycling-on-rails guide to France! <a href=\"https://cycling-on-rails.com/train-bicycle-guide/france/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">cycling-on-rails.com/train-bic</span><span class=\"invisible\">ycle-guide/france/</span></a></p><p>A country where bringing a bicycle on a train is notoriously complex, so I hope I managed to demystify that. 🚲 🚂 </p><p><a href=\"https://mastodon.social/tags/MonV%C3%A9loDansLeTrain\" class=\"mention hashtag\" rel=\"tag\">#<span>MonVéloDansLeTrain</span></a> <a href=\"https://mastodon.social/tags/CyclingOnRails\" class=\"mention hashtag\" rel=\"tag\">#<span>CyclingOnRails</span></a></p>", "contentMap": { "en": "<p>The summer season is approaching, and many of you will want to combine cycling with train travel. Today I&#39;m happy to announce the expansion of my cycling-on-rails guide to France! <a href=\"https://cycling-on-rails.com/train-bicycle-guide/france/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">cycling-on-rails.com/train-bic</span><span class=\"invisible\">ycle-guide/france/</span></a></p><p>A country where bringing a bicycle on a train is notoriously complex, so I hope I managed to demystify that. 🚲 🚂 </p><p><a href=\"https://mastodon.social/tags/MonV%C3%A9loDansLeTrain\" class=\"mention hashtag\" rel=\"tag\">#<span>MonVéloDansLeTrain</span></a> <a href=\"https://mastodon.social/tags/CyclingOnRails\" class=\"mention hashtag\" rel=\"tag\">#<span>CyclingOnRails</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/monvelodansletrain", "name": "#monvelodansletrain" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/cyclingonrails", "name": "#cyclingonrails" } ], "replies": { "id": "https://mastodon.social/users/cycling_on_rails/statuses/114584241113448387/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/cycling_on_rails/statuses/114584241113448387/replies?min_id=114584270898269911&page=true", "partOf": "https://mastodon.social/users/cycling_on_rails/statuses/114584241113448387/replies", "items": [ "https://mastodon.social/users/cycling_on_rails/statuses/114584270898269911" ] } }, "likes": { "id": "https://mastodon.social/users/cycling_on_rails/statuses/114584241113448387/likes", "type": "Collection", "totalItems": 8 }, "shares": { "id": "https://mastodon.social/users/cycling_on_rails/statuses/114584241113448387/shares", "type": "Collection", "totalItems": 3 } }, { "id": "https://mastodon.social/users/cycling_on_rails/statuses/113429365015677298", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-11-05T08:19:14Z", "url": "https://mastodon.social/@cycling_on_rails/113429365015677298", "attributedTo": "https://mastodon.social/users/cycling_on_rails", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/cycling_on_rails/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/cycling_on_rails/statuses/113429365015677298", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2024-11-05:objectId=839994301:objectType=Conversation", "content": "<p>The summer cycling season 2024 is getting to an end in the Northern hemisphere, so it&#39;s a great time to unpack pictures and memories. 📸</p><p>To help you prepare the next season, I&#39;ve just released the first version of my guide to bring bicycles on trains! <a href=\"https://cycling-on-rails.com/blog/2024/11/05/train-bicycle-guide-started.html\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">cycling-on-rails.com/blog/2024</span><span class=\"invisible\">/11/05/train-bicycle-guide-started.html</span></a></p><p><a href=\"https://mastodon.social/tags/CyclingOnRails\" class=\"mention hashtag\" rel=\"tag\">#<span>CyclingOnRails</span></a></p>", "contentMap": { "en": "<p>The summer cycling season 2024 is getting to an end in the Northern hemisphere, so it&#39;s a great time to unpack pictures and memories. 📸</p><p>To help you prepare the next season, I&#39;ve just released the first version of my guide to bring bicycles on trains! <a href=\"https://cycling-on-rails.com/blog/2024/11/05/train-bicycle-guide-started.html\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">cycling-on-rails.com/blog/2024</span><span class=\"invisible\">/11/05/train-bicycle-guide-started.html</span></a></p><p><a href=\"https://mastodon.social/tags/CyclingOnRails\" class=\"mention hashtag\" rel=\"tag\">#<span>CyclingOnRails</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/cyclingonrails", "name": "#cyclingonrails" } ], "replies": { "id": "https://mastodon.social/users/cycling_on_rails/statuses/113429365015677298/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/cycling_on_rails/statuses/113429365015677298/replies?min_id=113429455424849653&page=true", "partOf": "https://mastodon.social/users/cycling_on_rails/statuses/113429365015677298/replies", "items": [ "https://mastodon.social/users/cycling_on_rails/statuses/113429455424849653" ] } }, "likes": { "id": "https://mastodon.social/users/cycling_on_rails/statuses/113429365015677298/likes", "type": "Collection", "totalItems": 6 }, "shares": { "id": "https://mastodon.social/users/cycling_on_rails/statuses/113429365015677298/shares", "type": "Collection", "totalItems": 3 } }, { "id": "https://mastodon.social/users/cycling_on_rails/statuses/112356285487920273", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-04-29T20:01:00Z", "url": "https://mastodon.social/@cycling_on_rails/112356285487920273", "attributedTo": "https://mastodon.social/users/cycling_on_rails", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/cycling_on_rails/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/cycling_on_rails/statuses/112356285487920273", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2024-04-29:objectId=696594795:objectType=Conversation", "content": "<p>Time for an <a href=\"https://mastodon.social/tags/introduction\" class=\"mention hashtag\" rel=\"tag\">#<span>introduction</span></a> to the <a href=\"https://mastodon.social/tags/fediverse\" class=\"mention hashtag\" rel=\"tag\">#<span>fediverse</span></a> 👋 I&#39;ve just made a cool logo and launched a new blog! I will be posting about cycling, railways, and taking bicycles in trains 🚂🚴 <a href=\"https://cycling-on-rails.com/blog/2024/04/29/new-blog.html\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">cycling-on-rails.com/blog/2024</span><span class=\"invisible\">/04/29/new-blog.html</span></a></p>", "contentMap": { "en": "<p>Time for an <a href=\"https://mastodon.social/tags/introduction\" class=\"mention hashtag\" rel=\"tag\">#<span>introduction</span></a> to the <a href=\"https://mastodon.social/tags/fediverse\" class=\"mention hashtag\" rel=\"tag\">#<span>fediverse</span></a> 👋 I&#39;ve just made a cool logo and launched a new blog! I will be posting about cycling, railways, and taking bicycles in trains 🚂🚴 <a href=\"https://cycling-on-rails.com/blog/2024/04/29/new-blog.html\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">cycling-on-rails.com/blog/2024</span><span class=\"invisible\">/04/29/new-blog.html</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/introduction", "name": "#introduction" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/fediverse", "name": "#fediverse" } ], "replies": { "id": "https://mastodon.social/users/cycling_on_rails/statuses/112356285487920273/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/cycling_on_rails/statuses/112356285487920273/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/cycling_on_rails/statuses/112356285487920273/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/cycling_on_rails/statuses/112356285487920273/likes", "type": "Collection", "totalItems": 19 }, "shares": { "id": "https://mastodon.social/users/cycling_on_rails/statuses/112356285487920273/shares", "type": "Collection", "totalItems": 13 } } ] }