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.online/users/TheVintNerd/statuses/114448185319041367", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-04T06:38:38Z", "url": "https://mastodon.online/@TheVintNerd/114448185319041367", "attributedTo": "https://mastodon.online/users/TheVintNerd", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.online/users/TheVintNerd/followers" ], "sensitive": false, "atomUri": "https://mastodon.online/users/TheVintNerd/statuses/114448185319041367", "inReplyToAtomUri": null, "conversation": "tag:mastodon.online,2025-05-04:objectId=502329271:objectType=Conversation", "content": "<p>Here are photos inside the TRS-80 RS-232 switcher (previously posted). C2 certainly needs some attention 🧐</p><p><a href=\"https://mastodon.online/tags/Tandy\" class=\"mention hashtag\" rel=\"tag\">#<span>Tandy</span></a> <a href=\"https://mastodon.online/tags/RadioShack\" class=\"mention hashtag\" rel=\"tag\">#<span>RadioShack</span></a> <a href=\"https://mastodon.online/tags/TRS80\" class=\"mention hashtag\" rel=\"tag\">#<span>TRS80</span></a> <a href=\"https://mastodon.online/tags/RS232\" class=\"mention hashtag\" rel=\"tag\">#<span>RS232</span></a> #261499 <a href=\"https://mastodon.online/tags/VintageComputing\" class=\"mention hashtag\" rel=\"tag\">#<span>VintageComputing</span></a> <a href=\"https://mastodon.online/tags/RetroComputers\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroComputers</span></a> <a href=\"https://mastodon.online/tags/RetroGaming\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroGaming</span></a> <a href=\"https://mastodon.online/tags/WallOfRetro\" class=\"mention hashtag\" rel=\"tag\">#<span>WallOfRetro</span></a> <a href=\"https://mastodon.online/tags/NerdsOfVintage\" class=\"mention hashtag\" rel=\"tag\">#<span>NerdsOfVintage</span></a> <a href=\"https://mastodon.online/tags/HappyNerding\" class=\"mention hashtag\" rel=\"tag\">#<span>HappyNerding</span></a> <a href=\"https://mastodon.online/tags/TheVintNerd\" class=\"mention hashtag\" rel=\"tag\">#<span>TheVintNerd</span></a></p>", "contentMap": { "en": "<p>Here are photos inside the TRS-80 RS-232 switcher (previously posted). C2 certainly needs some attention 🧐</p><p><a href=\"https://mastodon.online/tags/Tandy\" class=\"mention hashtag\" rel=\"tag\">#<span>Tandy</span></a> <a href=\"https://mastodon.online/tags/RadioShack\" class=\"mention hashtag\" rel=\"tag\">#<span>RadioShack</span></a> <a href=\"https://mastodon.online/tags/TRS80\" class=\"mention hashtag\" rel=\"tag\">#<span>TRS80</span></a> <a href=\"https://mastodon.online/tags/RS232\" class=\"mention hashtag\" rel=\"tag\">#<span>RS232</span></a> #261499 <a href=\"https://mastodon.online/tags/VintageComputing\" class=\"mention hashtag\" rel=\"tag\">#<span>VintageComputing</span></a> <a href=\"https://mastodon.online/tags/RetroComputers\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroComputers</span></a> <a href=\"https://mastodon.online/tags/RetroGaming\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroGaming</span></a> <a href=\"https://mastodon.online/tags/WallOfRetro\" class=\"mention hashtag\" rel=\"tag\">#<span>WallOfRetro</span></a> <a href=\"https://mastodon.online/tags/NerdsOfVintage\" class=\"mention hashtag\" rel=\"tag\">#<span>NerdsOfVintage</span></a> <a href=\"https://mastodon.online/tags/HappyNerding\" class=\"mention hashtag\" rel=\"tag\">#<span>HappyNerding</span></a> <a href=\"https://mastodon.online/tags/TheVintNerd\" class=\"mention hashtag\" rel=\"tag\">#<span>TheVintNerd</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.online/media_attachments/files/114/448/182/490/575/111/original/5a1da6581b3ddd10.jpeg", "name": null, "blurhash": "UFAT_tYM9t^+8ywONH9Z-:IBIB$+DknQ%fo|", "width": 3325, "height": 2494 }, { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.online/media_attachments/files/114/448/182/496/009/578/original/e7195787dc2d3625.jpeg", "name": null, "blurhash": "UAAB2yR6^*of^joM={g2~nay=|bG?Gn%xZkB", "width": 3854, "height": 2049 }, { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.online/media_attachments/files/114/448/182/503/520/448/original/41bcef2bdaf05686.jpeg", "name": null, "blurhash": "U9B|~Cx@JQNZ_MX7MyR%.7X7R6R*4pRQRQe.", "width": 3930, "height": 2103 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.online/tags/tandy", "name": "#tandy" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/radioshack", "name": "#radioshack" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/trs80", "name": "#trs80" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/rs232", "name": "#rs232" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/vintagecomputing", "name": "#vintagecomputing" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/retrocomputers", "name": "#retrocomputers" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/retrogaming", "name": "#retrogaming" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/wallofretro", "name": "#wallofretro" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/nerdsofvintage", "name": "#nerdsofvintage" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/happynerding", "name": "#happynerding" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/thevintnerd", "name": "#thevintnerd" } ], "replies": { "id": "https://mastodon.online/users/TheVintNerd/statuses/114448185319041367/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.online/users/TheVintNerd/statuses/114448185319041367/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.online/users/TheVintNerd/statuses/114448185319041367/replies", "items": [] } }, "likes": { "id": "https://mastodon.online/users/TheVintNerd/statuses/114448185319041367/likes", "type": "Collection", "totalItems": 5 }, "shares": { "id": "https://mastodon.online/users/TheVintNerd/statuses/114448185319041367/shares", "type": "Collection", "totalItems": 1 } }