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" }, "Hashtag": "as:Hashtag", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://mastodon.social/users/oceanhaiyang", "type": "Person", "following": "https://mastodon.social/users/oceanhaiyang/following", "followers": "https://mastodon.social/users/oceanhaiyang/followers", "inbox": "https://mastodon.social/users/oceanhaiyang/inbox", "outbox": "https://mastodon.social/users/oceanhaiyang/outbox", "featured": "https://mastodon.social/users/oceanhaiyang/collections/featured", "featuredTags": "https://mastodon.social/users/oceanhaiyang/collections/tags", "preferredUsername": "oceanhaiyang", "name": "oceanhaiyang", "summary": "<p><a href=\"https://mastodon.social/tags/selfhosting\" class=\"mention hashtag\" rel=\"tag\">#<span>selfhosting</span></a> 
<a href=\"https://mastodon.social/tags/buddhism\" class=\"mention hashtag\" rel=\"tag\">#<span>buddhism</span></a>
<a href=\"https://mastodon.social/tags/linux\" class=\"mention hashtag\" rel=\"tag\">#<span>linux</span></a>
<a href=\"https://mastodon.social/tags/chinese\" class=\"mention hashtag\" rel=\"tag\">#<span>chinese</span></a>
<a href=\"https://mastodon.social/tags/japanese\" class=\"mention hashtag\" rel=\"tag\">#<span>japanese</span></a>
<a href=\"https://mastodon.social/tags/cats\" class=\"mention hashtag\" rel=\"tag\">#<span>cats</span></a>
<a href=\"https://mastodon.social/tags/bourbon\" class=\"mention hashtag\" rel=\"tag\">#<span>bourbon</span></a>
<a href=\"https://mastodon.social/tags/father\" class=\"mention hashtag\" rel=\"tag\">#<span>father</span></a></p>", "url": "https://mastodon.social/@oceanhaiyang", "manuallyApprovesFollowers": false, "discoverable": false, "indexable": false, "published": "2025-02-25T00:00:00Z", "memorial": false, "publicKey": { "id": "https://mastodon.social/users/oceanhaiyang#main-key", "owner": "https://mastodon.social/users/oceanhaiyang", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApF6uCftetYJF4suuuUra\nTKlt1JLgYKBcfnKJP23vTANzUAR6Wdra8UACccjx8rEZMfKIeLXvyqmYfluD1X7+\nRxNZAj7Y3J7E0t7sJRi428URQZiRJ1EGCmMVK1aTmynJoycxPP3IrWKF3t4ehbLU\naNiBd49SM8yfjiUwzKyTFSORUQzb1Pc3IjTe6o3WcdNTJBsAaBkskrEj5GtLmAwV\n1EM9XRc2cUGp1Xl1vsO+s+q7HIkdSPClt4+2mgv3tEv7fJBnq5Wgr4Ww16r37UQb\naIXB+yzDGL9pKGlQFgtAnUp04EgflE9I+hpm4ArPXZFDqwhQ7KwmSwdcGIoLW4RP\n4QIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/japanese", "name": "#japanese" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/linux", "name": "#linux" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/cats", "name": "#cats" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/chinese", "name": "#chinese" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/selfhosting", "name": "#selfhosting" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/father", "name": "#father" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/buddhism", "name": "#buddhism" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/bourbon", "name": "#bourbon" } ], "attachment": [], "endpoints": { "sharedInbox": "https://mastodon.social/inbox" }, "icon": { "type": "Image", "mediaType": "image/png", "url": "https://files.mastodon.social/accounts/avatars/114/066/220/405/220/144/original/0a39d8b9fcf38113.png" }, "image": { "type": "Image", "mediaType": "image/png", "url": "https://files.mastodon.social/accounts/headers/114/066/220/405/220/144/original/0a4bbdbd94af4345.png" } }