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/andy_warb/statuses/114784121420186428", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-07-02T14:31:36Z", "url": "https://mastodon.social/@andy_warb/114784121420186428", "attributedTo": "https://mastodon.social/users/andy_warb", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/andy_warb/followers", "https://fosstodon.org/users/esphome" ], "sensitive": false, "atomUri": "https://mastodon.social/users/andy_warb/statuses/114784121420186428", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-07-02:objectId=1038022361:objectType=Conversation", "content": "<p>It’s janky but it works! Need to de-jank it somewhat now but I’m pretty happy with this so far! I think I will need to find a better reservoir!<br /> <a href=\"https://mastodon.social/tags/m5stack\" class=\"mention hashtag\" rel=\"tag\">#<span>m5stack</span></a> <a href=\"https://mastodon.social/tags/homeassistant\" class=\"mention hashtag\" rel=\"tag\">#<span>homeassistant</span></a> <a href=\"https://mastodon.social/tags/esphome\" class=\"mention hashtag\" rel=\"tag\">#<span>esphome</span></a> <a href=\"https://mastodon.social/tags/plants\" class=\"mention hashtag\" rel=\"tag\">#<span>plants</span></a> <a href=\"https://mastodon.social/tags/homeautomation\" class=\"mention hashtag\" rel=\"tag\">#<span>homeautomation</span></a> <a href=\"https://mastodon.social/tags/diy\" class=\"mention hashtag\" rel=\"tag\">#<span>diy</span></a> <a href=\"https://mastodon.social/tags/maker\" class=\"mention hashtag\" rel=\"tag\">#<span>maker</span></a> <span class=\"h-card\" translate=\"no\"><a href=\"https://fosstodon.org/@esphome\" class=\"u-url mention\">@<span>esphome</span></a></span></p>", "contentMap": { "en": "<p>It’s janky but it works! Need to de-jank it somewhat now but I’m pretty happy with this so far! I think I will need to find a better reservoir!<br /> <a href=\"https://mastodon.social/tags/m5stack\" class=\"mention hashtag\" rel=\"tag\">#<span>m5stack</span></a> <a href=\"https://mastodon.social/tags/homeassistant\" class=\"mention hashtag\" rel=\"tag\">#<span>homeassistant</span></a> <a href=\"https://mastodon.social/tags/esphome\" class=\"mention hashtag\" rel=\"tag\">#<span>esphome</span></a> <a href=\"https://mastodon.social/tags/plants\" class=\"mention hashtag\" rel=\"tag\">#<span>plants</span></a> <a href=\"https://mastodon.social/tags/homeautomation\" class=\"mention hashtag\" rel=\"tag\">#<span>homeautomation</span></a> <a href=\"https://mastodon.social/tags/diy\" class=\"mention hashtag\" rel=\"tag\">#<span>diy</span></a> <a href=\"https://mastodon.social/tags/maker\" class=\"mention hashtag\" rel=\"tag\">#<span>maker</span></a> <span class=\"h-card\" translate=\"no\"><a href=\"https://fosstodon.org/@esphome\" class=\"u-url mention\">@<span>esphome</span></a></span></p>" }, "updated": "2025-07-02T14:32:13Z", "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/114/784/109/663/655/137/original/e51984a108fb28ec.png", "name": "An automatic watering system for my peppers featuring a Pepsi bottle reservoir ", "blurhash": "UTFPQn.7nitR_NkDM{WB%NxuWAofxvxuRiWX", "width": 1536, "height": 1152 } ], "tag": [ { "type": "Mention", "href": "https://fosstodon.org/users/esphome", "name": "@esphome@fosstodon.org" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/m5stack", "name": "#m5stack" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/homeassistant", "name": "#homeassistant" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/esphome", "name": "#esphome" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/plants", "name": "#plants" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/homeautomation", "name": "#homeautomation" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/diy", "name": "#diy" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/maker", "name": "#maker" } ], "replies": { "id": "https://mastodon.social/users/andy_warb/statuses/114784121420186428/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/andy_warb/statuses/114784121420186428/replies?min_id=114785433377385183&page=true", "partOf": "https://mastodon.social/users/andy_warb/statuses/114784121420186428/replies", "items": [ "https://mastodon.social/users/andy_warb/statuses/114785433377385183" ] } }, "likes": { "id": "https://mastodon.social/users/andy_warb/statuses/114784121420186428/likes", "type": "Collection", "totalItems": 16 }, "shares": { "id": "https://mastodon.social/users/andy_warb/statuses/114784121420186428/shares", "type": "Collection", "totalItems": 0 } }