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://dotnet.social/users/deadblackclover/statuses/114348552899908778", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-16T16:20:48Z", "url": "https://dotnet.social/@deadblackclover/114348552899908778", "attributedTo": "https://dotnet.social/users/deadblackclover", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://dotnet.social/users/deadblackclover/followers" ], "sensitive": false, "atomUri": "https://dotnet.social/users/deadblackclover/statuses/114348552899908778", "inReplyToAtomUri": null, "conversation": "tag:dotnet.social,2025-04-16:objectId=16829268:objectType=Conversation", "content": "<p>Learning Assembly for Fun, Performance and Profit</p><p>Author: Babbage<br />Original: <a href=\"https://thechipletter.substack.com/p/learning-assembly-for-fun-and-profit\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">thechipletter.substack.com/p/l</span><span class=\"invisible\">earning-assembly-for-fun-and-profit</span></a></p><p><a href=\"https://dotnet.social/tags/assembler\" class=\"mention hashtag\" rel=\"tag\">#<span>assembler</span></a> <a href=\"https://dotnet.social/tags/z80\" class=\"mention hashtag\" rel=\"tag\">#<span>z80</span></a> <a href=\"https://dotnet.social/tags/68kmla\" class=\"mention hashtag\" rel=\"tag\">#<span>68kmla</span></a> <a href=\"https://dotnet.social/tags/mos6502\" class=\"mention hashtag\" rel=\"tag\">#<span>mos6502</span></a> <a href=\"https://dotnet.social/tags/x86\" class=\"mention hashtag\" rel=\"tag\">#<span>x86</span></a> <a href=\"https://dotnet.social/tags/arm\" class=\"mention hashtag\" rel=\"tag\">#<span>arm</span></a> <a href=\"https://dotnet.social/tags/riscv\" class=\"mention hashtag\" rel=\"tag\">#<span>riscv</span></a></p>", "contentMap": { "en": "<p>Learning Assembly for Fun, Performance and Profit</p><p>Author: Babbage<br />Original: <a href=\"https://thechipletter.substack.com/p/learning-assembly-for-fun-and-profit\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">thechipletter.substack.com/p/l</span><span class=\"invisible\">earning-assembly-for-fun-and-profit</span></a></p><p><a href=\"https://dotnet.social/tags/assembler\" class=\"mention hashtag\" rel=\"tag\">#<span>assembler</span></a> <a href=\"https://dotnet.social/tags/z80\" class=\"mention hashtag\" rel=\"tag\">#<span>z80</span></a> <a href=\"https://dotnet.social/tags/68kmla\" class=\"mention hashtag\" rel=\"tag\">#<span>68kmla</span></a> <a href=\"https://dotnet.social/tags/mos6502\" class=\"mention hashtag\" rel=\"tag\">#<span>mos6502</span></a> <a href=\"https://dotnet.social/tags/x86\" class=\"mention hashtag\" rel=\"tag\">#<span>x86</span></a> <a href=\"https://dotnet.social/tags/arm\" class=\"mention hashtag\" rel=\"tag\">#<span>arm</span></a> <a href=\"https://dotnet.social/tags/riscv\" class=\"mention hashtag\" rel=\"tag\">#<span>riscv</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://dotnet.social/tags/assembler", "name": "#assembler" }, { "type": "Hashtag", "href": "https://dotnet.social/tags/z80", "name": "#z80" }, { "type": "Hashtag", "href": "https://dotnet.social/tags/68kmla", "name": "#68kmla" }, { "type": "Hashtag", "href": "https://dotnet.social/tags/mos6502", "name": "#mos6502" }, { "type": "Hashtag", "href": "https://dotnet.social/tags/x86", "name": "#x86" }, { "type": "Hashtag", "href": "https://dotnet.social/tags/arm", "name": "#arm" }, { "type": "Hashtag", "href": "https://dotnet.social/tags/riscv", "name": "#riscv" } ], "replies": { "id": "https://dotnet.social/users/deadblackclover/statuses/114348552899908778/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://dotnet.social/users/deadblackclover/statuses/114348552899908778/replies?only_other_accounts=true&page=true", "partOf": "https://dotnet.social/users/deadblackclover/statuses/114348552899908778/replies", "items": [] } }, "likes": { "id": "https://dotnet.social/users/deadblackclover/statuses/114348552899908778/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://dotnet.social/users/deadblackclover/statuses/114348552899908778/shares", "type": "Collection", "totalItems": 0 } }