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", "https://w3id.org/security/v1", { "manuallyApprovesFollowers": "as:manuallyApprovesFollowers", "toot": "http://joinmastodon.org/ns#", "featured": { "@id": "toot:featured", "@type": "@id" }, "featuredTags": { "@id": "toot:featuredTags", "@type": "@id" }, "alsoKnownAs": { "@id": "as:alsoKnownAs", "@type": "@id" }, "movedTo": { "@id": "as:movedTo", "@type": "@id" }, "schema": "http://schema.org#", "PropertyValue": "schema:PropertyValue", "value": "schema:value", "discoverable": "toot:discoverable", "suspended": "toot:suspended", "memorial": "toot:memorial", "indexable": "toot:indexable", "attributionDomains": { "@id": "toot:attributionDomains", "@type": "@id" }, "Emoji": "toot:Emoji", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://mstdn.social/users/mrcopilot", "type": "Person", "following": "https://mstdn.social/users/mrcopilot/following", "followers": "https://mstdn.social/users/mrcopilot/followers", "inbox": "https://mstdn.social/users/mrcopilot/inbox", "outbox": "https://mstdn.social/users/mrcopilot/outbox", "featured": "https://mstdn.social/users/mrcopilot/collections/featured", "featuredTags": "https://mstdn.social/users/mrcopilot/collections/tags", "preferredUsername": "mrcopilot", "name": "MrCopilot", "summary": "<p>Photographer, UI &amp; Firmware Engineer, Software Developer, Embedded Linux Developer, Comic Media Enthusiast, Podcaster, Father, Nerd<br />$MrCopilot</p>", "url": "https://mstdn.social/@mrcopilot", "manuallyApprovesFollowers": false, "discoverable": true, "indexable": true, "published": "2022-04-27T00:00:00Z", "memorial": false, "publicKey": { "id": "https://mstdn.social/users/mrcopilot#main-key", "owner": "https://mstdn.social/users/mrcopilot", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7NhEHidEg8Lsf7Kgf5c0\n69sMRmRRwRxHFK1towfd2KpCtpTJa3IKTXj+HNgiyz2EyFZREH0r5APm85wwBR/O\nnzUMHRzrqYkvBF+ug5z72iuua30Anx9mG3UNPJGUXEeVcxrj9ctdyfNETTZj5fDf\nBwk5xRbYw/MWgwOVhmejtRSi4odGZhnof6dHrspL7HH+wMBmX+qcTuWAGY7W+fSJ\nR237PqrRBCWEHCazkUnN0P/n3DYgAq4nMqrqUY67DnxbC2AS/fy2zpBo6NeB1X1u\nxQN5Tlk9KDJGS6mncN2zm4UjfOZttWLFkTfCksamx5Vgl7s/e3WGy+6STafL3qtl\nkwIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [ { "id": "https://mstdn.social/emojis/12653", "type": "Emoji", "name": ":blogger:", "updated": "2020-06-13T19:15:41Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/custom_emojis/images/000/012/653/original/892fb9c1168e03b2.png" } }, { "id": "https://mstdn.social/emojis/41364", "type": "Emoji", "name": ":mstdn:", "updated": "2020-06-30T12:43:40Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/custom_emojis/images/000/041/364/original/e1ff71798e8413ca.png" } }, { "id": "https://mstdn.social/emojis/148", "type": "Emoji", "name": ":twitter:", "updated": "2020-08-02T00:00:20Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/custom_emojis/images/000/000/148/original/e44c84d34500b89f.png" } }, { "id": "https://mstdn.social/emojis/12680", "type": "Emoji", "name": ":youtube:", "updated": "2020-08-02T00:01:38Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/custom_emojis/images/000/012/680/original/71ccd7bfee532f2c.png" } }, { "id": "https://mstdn.social/emojis/143079", "type": "Emoji", "name": ":twitch:", "updated": "2021-07-04T22:11:58Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/custom_emojis/images/000/143/079/original/aa9bbe54a7b80e7a.png" } }, { "id": "https://mstdn.social/emojis/128", "type": "Emoji", "name": ":linux:", "updated": "2020-08-02T13:31:37Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/custom_emojis/images/000/000/128/original/4c366311289815a5.png" } }, { "id": "https://mstdn.social/emojis/5207", "type": "Emoji", "name": ":android:", "updated": "2020-06-13T18:54:36Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/custom_emojis/images/000/005/207/original/7e34c267cabe8a03.png" } }, { "id": "https://mstdn.social/emojis/2207", "type": "Emoji", "name": ":debian:", "updated": "2020-08-02T13:32:13Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/custom_emojis/images/000/002/207/original/2ffd9542e92e167c.png" } }, { "id": "https://mstdn.social/emojis/7757", "type": "Emoji", "name": ":ubuntu:", "updated": "2020-08-02T13:43:37Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/custom_emojis/images/000/007/757/original/4ef0526ee8719590.png" } }, { "id": "https://mstdn.social/emojis/42400", "type": "Emoji", "name": ":opensource:", "updated": "2020-06-30T12:45:53Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/custom_emojis/images/000/042/400/original/3640d3162a4f2044.png" } }, { "id": "https://mstdn.social/emojis/57695", "type": "Emoji", "name": ":qt:", "updated": "2020-06-30T12:47:25Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/custom_emojis/images/000/057/695/original/d18d1237a1ef9a58.png" } }, { "id": "https://mstdn.social/emojis/3179", "type": "Emoji", "name": ":kde:", "updated": "2025-05-25T19:32:30Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/custom_emojis/images/000/003/179/original/57e96a14ef6daeac.png" } }, { "id": "https://mstdn.social/emojis/2299", "type": "Emoji", "name": ":blender:", "updated": "2020-06-13T19:15:41Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/custom_emojis/images/000/002/299/original/b233252f7348e098.png" } } ], "attachment": [ { "type": "PropertyValue", "name": ":blogger: mrcopilot.com", "value": "<a href=\"https://mrcopilot.blogspot.com/\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">mrcopilot.blogspot.com/</span><span class=\"invisible\"></span></a>" }, { "type": "PropertyValue", "name": ":mstdn: :twitter: :youtube: :twitch:", "value": "<span class=\"h-card\" translate=\"no\"><a href=\"https://mstdn.social/@mrcopilot\" class=\"u-url mention\">@<span>mrcopilot</span></a></span>" }, { "type": "PropertyValue", "name": "Skills", "value": ":linux: :android: :debian: :ubuntu: :opensource: :qt: :kde: :blender: 🖨️ 📷 💻" } ], "endpoints": { "sharedInbox": "https://mstdn.social/inbox" }, "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mstdn.social/accounts/avatars/108/201/823/135/518/265/original/6889f936e0252038.png" }, "image": { "type": "Image", "mediaType": "image/jpeg", "url": "https://media.mstdn.social/accounts/headers/108/201/823/135/518/265/original/b80dd4621be04925.jpeg" } }