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", "https://w3id.org/security/data-integrity/v1", "https://www.w3.org/ns/did/v1", "https://w3id.org/security/multikey/v1", { "alsoKnownAs": { "@id": "as:alsoKnownAs", "@type": "@id" }, "manuallyApprovesFollowers": "as:manuallyApprovesFollowers", "movedTo": { "@id": "as:movedTo", "@type": "@id" }, "toot": "http://joinmastodon.org/ns#", "Emoji": "toot:Emoji", "featured": { "@id": "toot:featured", "@type": "@id" }, "featuredTags": { "@id": "toot:featuredTags", "@type": "@id" }, "discoverable": "toot:discoverable", "suspended": "toot:suspended", "memorial": "toot:memorial", "indexable": "toot:indexable", "schema": "http://schema.org#", "PropertyValue": "schema:PropertyValue", "value": "schema:value", "misskey": "https://misskey-hub.net/ns#", "_misskey_followedMessage": "misskey:_misskey_followedMessage", "isCat": "misskey:isCat" } ], "id": "https://mehrankhalili.com/.ghost/activitypub/users/index", "type": "Person", "inbox": "https://mehrankhalili.com/.ghost/activitypub/inbox/index", "publicKey": { "id": "https://mehrankhalili.com/.ghost/activitypub/users/index#main-key", "type": "CryptographicKey", "owner": "https://mehrankhalili.com/.ghost/activitypub/users/index", "publicKeyPem": "-----BEGIN PUBLIC KEY-----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\n6D7Zwz917qSdQfvuJ5BmNgcCAwEAAQ==\n-----END PUBLIC KEY-----\n" }, "followers": "https://mehrankhalili.com/.ghost/activitypub/followers/index", "following": "https://mehrankhalili.com/.ghost/activitypub/following/index", "icon": { "type": "Image", "url": "https://mehrankhalili.com/content/images/2025/04/output-onlinepngtools-copy-1.png" }, "liked": "https://mehrankhalili.com/.ghost/activitypub/liked/index", "name": "Mehran Khalili", "outbox": "https://mehrankhalili.com/.ghost/activitypub/outbox/index", "preferredUsername": "mk", "summary": "Writing. Photography. Resistance. Greece.", "url": "https://mehrankhalili.com/" }