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/splorp/statuses/114620296816598321", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-03T16:08:51Z", "url": "https://mastodon.social/@splorp/114620296816598321", "attributedTo": "https://mastodon.social/users/splorp", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/splorp/followers", "https://social.anoxinon.de/users/Codeberg", "https://fosstodon.org/users/sourceforge" ], "sensitive": false, "atomUri": "https://mastodon.social/users/splorp/statuses/114620296816598321", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-06-03:objectId=1013599090:objectType=Conversation", "content": "<p>Just created a <span class=\"h-card\" translate=\"no\"><a href=\"https://social.anoxinon.de/@Codeberg\" class=\"u-url mention\">@<span>Codeberg</span></a></span> account to check things out and stumbled across a slightly updated fork of Newtonlink, the data transfer program for *nix platforms that’s been sitting untouched on <span class=\"h-card\" translate=\"no\"><a href=\"https://fosstodon.org/@sourceforge\" class=\"u-url mention\">@<span>sourceforge</span></a></span> since 2001.</p><p><a href=\"https://mastodon.social/tags/AppleNewton\" class=\"mention hashtag\" rel=\"tag\">#<span>AppleNewton</span></a><br /><a href=\"https://mastodon.social/tags/RetroComputing\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroComputing</span></a></p><p><a href=\"https://codeberg.org/falken/newtonlink-ng\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">codeberg.org/falken/newtonlink</span><span class=\"invisible\">-ng</span></a></p>", "contentMap": { "en": "<p>Just created a <span class=\"h-card\" translate=\"no\"><a href=\"https://social.anoxinon.de/@Codeberg\" class=\"u-url mention\">@<span>Codeberg</span></a></span> account to check things out and stumbled across a slightly updated fork of Newtonlink, the data transfer program for *nix platforms that’s been sitting untouched on <span class=\"h-card\" translate=\"no\"><a href=\"https://fosstodon.org/@sourceforge\" class=\"u-url mention\">@<span>sourceforge</span></a></span> since 2001.</p><p><a href=\"https://mastodon.social/tags/AppleNewton\" class=\"mention hashtag\" rel=\"tag\">#<span>AppleNewton</span></a><br /><a href=\"https://mastodon.social/tags/RetroComputing\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroComputing</span></a></p><p><a href=\"https://codeberg.org/falken/newtonlink-ng\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">codeberg.org/falken/newtonlink</span><span class=\"invisible\">-ng</span></a></p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://social.anoxinon.de/users/Codeberg", "name": "@Codeberg@social.anoxinon.de" }, { "type": "Mention", "href": "https://fosstodon.org/users/sourceforge", "name": "@sourceforge@fosstodon.org" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/applenewton", "name": "#applenewton" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/retrocomputing", "name": "#retrocomputing" } ], "replies": { "id": "https://mastodon.social/users/splorp/statuses/114620296816598321/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/splorp/statuses/114620296816598321/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/splorp/statuses/114620296816598321/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/splorp/statuses/114620296816598321/likes", "type": "Collection", "totalItems": 4 }, "shares": { "id": "https://mastodon.social/users/splorp/statuses/114620296816598321/shares", "type": "Collection", "totalItems": 2 } }