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/ottobusenbach/statuses/114182952468303150", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-03-18T10:26:26Z", "url": "https://mastodon.social/@ottobusenbach/114182952468303150", "attributedTo": "https://mastodon.social/users/ottobusenbach", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/ottobusenbach/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/ottobusenbach/statuses/114182952468303150", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-03-18:objectId=948865965:objectType=Conversation", "content": "<p>Cambridge-based Maxion Therapeutics raises €68.9 million in Series A funding led by General Catalyst to advance its KnotBody pipeline targeting ion channel and GPCR-driven diseases.Maxion Therapeutics, a Cambridge-based biotech firm, has raised €68.9 million in a Series A funding round led by General Catalyst. <a href=\"https://mastodon.social/tags/biotech\" class=\"mention hashtag\" rel=\"tag\">#<span>biotech</span></a> <a href=\"https://mastodon.social/tags/drugdevelopment\" class=\"mention hashtag\" rel=\"tag\">#<span>drugdevelopment</span></a> <a href=\"https://mastodon.social/tags/funding\" class=\"mention hashtag\" rel=\"tag\">#<span>funding</span></a> <a href=\"https://mastodon.social/tags/GPCR\" class=\"mention hashtag\" rel=\"tag\">#<span>GPCR</span></a> <a href=\"https://mastodon.social/tags/ionchannels\" class=\"mention hashtag\" rel=\"tag\">#<span>ionchannels</span></a> </p><p><a href=\"https://redrobot.online/2025/03/maxion-therapeutics-secures-e68-million-in-series-a-funding-for-antibody-based-drug-development/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">redrobot.online/2025/03/maxion</span><span class=\"invisible\">-therapeutics-secures-e68-million-in-series-a-funding-for-antibody-based-drug-development/</span></a></p>", "contentMap": { "en": "<p>Cambridge-based Maxion Therapeutics raises €68.9 million in Series A funding led by General Catalyst to advance its KnotBody pipeline targeting ion channel and GPCR-driven diseases.Maxion Therapeutics, a Cambridge-based biotech firm, has raised €68.9 million in a Series A funding round led by General Catalyst. <a href=\"https://mastodon.social/tags/biotech\" class=\"mention hashtag\" rel=\"tag\">#<span>biotech</span></a> <a href=\"https://mastodon.social/tags/drugdevelopment\" class=\"mention hashtag\" rel=\"tag\">#<span>drugdevelopment</span></a> <a href=\"https://mastodon.social/tags/funding\" class=\"mention hashtag\" rel=\"tag\">#<span>funding</span></a> <a href=\"https://mastodon.social/tags/GPCR\" class=\"mention hashtag\" rel=\"tag\">#<span>GPCR</span></a> <a href=\"https://mastodon.social/tags/ionchannels\" class=\"mention hashtag\" rel=\"tag\">#<span>ionchannels</span></a> </p><p><a href=\"https://redrobot.online/2025/03/maxion-therapeutics-secures-e68-million-in-series-a-funding-for-antibody-based-drug-development/\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">redrobot.online/2025/03/maxion</span><span class=\"invisible\">-therapeutics-secures-e68-million-in-series-a-funding-for-antibody-based-drug-development/</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.social/media_attachments/files/114/182/952/447/523/354/original/6f010d836d28adf8.jpeg", "name": null, "blurhash": "UuJbs;o#x]M|00t6xaof?GaeRkjto~j@xtM{", "width": 1024, "height": 1024 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/biotech", "name": "#biotech" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/drugdevelopment", "name": "#drugdevelopment" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/funding", "name": "#funding" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/gpcr", "name": "#gpcr" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/ionchannels", "name": "#ionchannels" } ], "replies": { "id": "https://mastodon.social/users/ottobusenbach/statuses/114182952468303150/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/ottobusenbach/statuses/114182952468303150/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/ottobusenbach/statuses/114182952468303150/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/ottobusenbach/statuses/114182952468303150/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://mastodon.social/users/ottobusenbach/statuses/114182952468303150/shares", "type": "Collection", "totalItems": 0 } }