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", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.social/users/lukianos/statuses/114274084857343371", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-03T12:42:36Z", "url": "https://mastodon.social/@lukianos/114274084857343371", "attributedTo": "https://mastodon.social/users/lukianos", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/lukianos/followers", "https://chaos.social/users/Mecrisp" ], "sensitive": false, "atomUri": "https://mastodon.social/users/lukianos/statuses/114274084857343371", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-04-03:objectId=962820390:objectType=Conversation", "content": "<p>mecrisp-ice on my iCEBreaker FPGA board. So cool. The first time synthesizing my own Forth CPU. </p><p>Thanks to Matthias for the Mecrisp project.<br /><span class=\"h-card\" translate=\"no\"><a href=\"https://chaos.social/@Mecrisp\" class=\"u-url mention\">@<span>Mecrisp</span></a></span></p><p><a href=\"https://mastodon.social/tags/forth\" class=\"mention hashtag\" rel=\"tag\">#<span>forth</span></a> <a href=\"https://mastodon.social/tags/mecrisp\" class=\"mention hashtag\" rel=\"tag\">#<span>mecrisp</span></a> <a href=\"https://mastodon.social/tags/fpga\" class=\"mention hashtag\" rel=\"tag\">#<span>fpga</span></a> <a href=\"https://mastodon.social/tags/icebreaker\" class=\"mention hashtag\" rel=\"tag\">#<span>icebreaker</span></a></p>", "contentMap": { "de": "<p>mecrisp-ice on my iCEBreaker FPGA board. So cool. The first time synthesizing my own Forth CPU. </p><p>Thanks to Matthias for the Mecrisp project.<br /><span class=\"h-card\" translate=\"no\"><a href=\"https://chaos.social/@Mecrisp\" class=\"u-url mention\">@<span>Mecrisp</span></a></span></p><p><a href=\"https://mastodon.social/tags/forth\" class=\"mention hashtag\" rel=\"tag\">#<span>forth</span></a> <a href=\"https://mastodon.social/tags/mecrisp\" class=\"mention hashtag\" rel=\"tag\">#<span>mecrisp</span></a> <a href=\"https://mastodon.social/tags/fpga\" class=\"mention hashtag\" rel=\"tag\">#<span>fpga</span></a> <a href=\"https://mastodon.social/tags/icebreaker\" class=\"mention hashtag\" rel=\"tag\">#<span>icebreaker</span></a></p>" }, "updated": "2025-04-03T12:54:24Z", "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.social/media_attachments/files/114/274/072/337/801/208/original/8dcaaaecfd894659.jpg", "name": null, "blurhash": "UgCt39V?RNn#%%RPV[j[M#bba^WBDhtRtQoN", "width": 2494, "height": 3325 } ], "tag": [ { "type": "Mention", "href": "https://chaos.social/users/Mecrisp", "name": "@Mecrisp@chaos.social" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/icebreaker", "name": "#icebreaker" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/forth", "name": "#forth" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/Mecrisp", "name": "#Mecrisp" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/fpga", "name": "#fpga" } ], "replies": { "id": "https://mastodon.social/users/lukianos/statuses/114274084857343371/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/lukianos/statuses/114274084857343371/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/lukianos/statuses/114274084857343371/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/lukianos/statuses/114274084857343371/likes", "type": "Collection", "totalItems": 2 }, "shares": { "id": "https://mastodon.social/users/lukianos/statuses/114274084857343371/shares", "type": "Collection", "totalItems": 1 } }