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://www.candc.blog/.ghost/activitypub/users/index", "type": "Person", "inbox": "https://www.candc.blog/.ghost/activitypub/inbox/index", "publicKey": { "id": "https://www.candc.blog/.ghost/activitypub/users/index#main-key", "type": "CryptographicKey", "owner": "https://www.candc.blog/.ghost/activitypub/users/index", "publicKeyPem": "-----BEGIN PUBLIC KEY-----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\niq++32rZZti1Y78Bf19VCy8CAwEAAQ==\n-----END PUBLIC KEY-----\n" }, "followers": "https://www.candc.blog/.ghost/activitypub/followers/index", "following": "https://www.candc.blog/.ghost/activitypub/following/index", "icon": { "type": "Image", "url": "https://www.candc.blog/content/images/2025/03/Cogs-and-Consciousness-3.webp" }, "liked": "https://www.candc.blog/.ghost/activitypub/liked/index", "name": "Cogs and Consciousness", "outbox": "https://www.candc.blog/.ghost/activitypub/outbox/index", "preferredUsername": "index", "summary": "Cranking Open the Human Experience", "url": "https://www.candc.blog/" }