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" } ], "id": "https://mastodon.social/users/VeroBalderasI/statuses/114586526981719029/replies", "type": "Collection", "first": { "id": "https://mastodon.social/users/VeroBalderasI/statuses/114586526981719029/replies?page=true", "type": "CollectionPage", "next": "https://mastodon.social/users/VeroBalderasI/statuses/114586526981719029/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/VeroBalderasI/statuses/114586526981719029/replies", "items": [ { "id": "https://mastodon.social/users/VeroBalderasI/statuses/114586530679680222", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.social/users/VeroBalderasI/statuses/114586526981719029", "published": "2025-05-28T17:01:41Z", "url": "https://mastodon.social/@VeroBalderasI/114586530679680222", "attributedTo": "https://mastodon.social/users/VeroBalderasI", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/VeroBalderasI/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/VeroBalderasI/statuses/114586530679680222", "inReplyToAtomUri": "https://mastodon.social/users/VeroBalderasI/statuses/114586526981719029", "conversation": "tag:mastodon.social,2025-05-28:objectId=1008730783:objectType=Conversation", "content": "<p>MENTAL HEALTH RESOURCES</p><p>National Suicide Prevention Lifeline<br />1-800-273-TALK (8255)</p><p>Alexandria 24-Hour Emergency Mental Health Services<br />703-746-3401</p><p>Lisa Kruger, PhD, LPC<br />www.steppingstonepsych.net</p>", "contentMap": { "en": "<p>MENTAL HEALTH RESOURCES</p><p>National Suicide Prevention Lifeline<br />1-800-273-TALK (8255)</p><p>Alexandria 24-Hour Emergency Mental Health Services<br />703-746-3401</p><p>Lisa Kruger, PhD, LPC<br />www.steppingstonepsych.net</p>" }, "attachment": [], "tag": [], "replies": { "id": "https://mastodon.social/users/VeroBalderasI/statuses/114586530679680222/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/VeroBalderasI/statuses/114586530679680222/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/VeroBalderasI/statuses/114586530679680222/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/VeroBalderasI/statuses/114586530679680222/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://mastodon.social/users/VeroBalderasI/statuses/114586530679680222/shares", "type": "Collection", "totalItems": 0 } } ] } }