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://ma.fellr.net/users/fell/statuses/114590265446551964", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-29T08:51:29Z", "url": "https://ma.fellr.net/@fell/114590265446551964", "attributedTo": "https://ma.fellr.net/users/fell", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://ma.fellr.net/users/fell/followers", "https://floss.social/users/kde" ], "sensitive": false, "atomUri": "https://ma.fellr.net/users/fell/statuses/114590265446551964", "inReplyToAtomUri": null, "conversation": "tag:ma.fellr.net,2025-05-29:objectId=20867763:objectType=Conversation", "content": "<p>Past me put my /home directory on a RAID0 array. What could possibly go wrong?</p><p>Well, one of the drives failed yesterday. I was incredibly lucky that <a href=\"https://ma.fellr.net/tags/SMART\" class=\"mention hashtag\" rel=\"tag\">#<span>SMART</span></a> kicked in and <span class=\"h-card\" translate=\"no\"><a href=\"https://floss.social/@kde\" class=\"u-url mention\">@<span>kde</span></a></span> <a href=\"https://ma.fellr.net/tags/Plasma\" class=\"mention hashtag\" rel=\"tag\">#<span>Plasma</span></a> displayed a notification. It saved my ass!<br />I was able to pull all data off the drive. This morning, it wasn&#39;t recognised anymore. 😨 </p><p>Yes, I did have backups, but my backup script broke and last ran ~3 weeks ago. So I&#39;m glad I didn&#39;t loose anything.</p><p>Lesson learned. I&#39;m now using RAID10.</p><p><a href=\"https://ma.fellr.net/tags/Linux\" class=\"mention hashtag\" rel=\"tag\">#<span>Linux</span></a> <a href=\"https://ma.fellr.net/tags/Backup\" class=\"mention hashtag\" rel=\"tag\">#<span>Backup</span></a> <a href=\"https://ma.fellr.net/tags/RAID\" class=\"mention hashtag\" rel=\"tag\">#<span>RAID</span></a></p>", "contentMap": { "en": "<p>Past me put my /home directory on a RAID0 array. What could possibly go wrong?</p><p>Well, one of the drives failed yesterday. I was incredibly lucky that <a href=\"https://ma.fellr.net/tags/SMART\" class=\"mention hashtag\" rel=\"tag\">#<span>SMART</span></a> kicked in and <span class=\"h-card\" translate=\"no\"><a href=\"https://floss.social/@kde\" class=\"u-url mention\">@<span>kde</span></a></span> <a href=\"https://ma.fellr.net/tags/Plasma\" class=\"mention hashtag\" rel=\"tag\">#<span>Plasma</span></a> displayed a notification. It saved my ass!<br />I was able to pull all data off the drive. This morning, it wasn&#39;t recognised anymore. 😨 </p><p>Yes, I did have backups, but my backup script broke and last ran ~3 weeks ago. So I&#39;m glad I didn&#39;t loose anything.</p><p>Lesson learned. I&#39;m now using RAID10.</p><p><a href=\"https://ma.fellr.net/tags/Linux\" class=\"mention hashtag\" rel=\"tag\">#<span>Linux</span></a> <a href=\"https://ma.fellr.net/tags/Backup\" class=\"mention hashtag\" rel=\"tag\">#<span>Backup</span></a> <a href=\"https://ma.fellr.net/tags/RAID\" class=\"mention hashtag\" rel=\"tag\">#<span>RAID</span></a></p>" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://floss.social/users/kde", "name": "@kde@floss.social" }, { "type": "Hashtag", "href": "https://ma.fellr.net/tags/smart", "name": "#smart" }, { "type": "Hashtag", "href": "https://ma.fellr.net/tags/plasma", "name": "#plasma" }, { "type": "Hashtag", "href": "https://ma.fellr.net/tags/linux", "name": "#linux" }, { "type": "Hashtag", "href": "https://ma.fellr.net/tags/backup", "name": "#backup" }, { "type": "Hashtag", "href": "https://ma.fellr.net/tags/raid", "name": "#raid" } ], "replies": { "id": "https://ma.fellr.net/users/fell/statuses/114590265446551964/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://ma.fellr.net/users/fell/statuses/114590265446551964/replies?only_other_accounts=true&page=true", "partOf": "https://ma.fellr.net/users/fell/statuses/114590265446551964/replies", "items": [] } }, "likes": { "id": "https://ma.fellr.net/users/fell/statuses/114590265446551964/likes", "type": "Collection", "totalItems": 6 }, "shares": { "id": "https://ma.fellr.net/users/fell/statuses/114590265446551964/shares", "type": "Collection", "totalItems": 0 } }