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.secondwavedive.com/.ghost/activitypub/users/index", "type": "Person", "inbox": "https://www.secondwavedive.com/.ghost/activitypub/inbox/index", "publicKey": { "id": "https://www.secondwavedive.com/.ghost/activitypub/users/index#main-key", "type": "CryptographicKey", "owner": "https://www.secondwavedive.com/.ghost/activitypub/users/index", "publicKeyPem": "-----BEGIN PUBLIC KEY-----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\nR0I7fFuyYoMt3Hh8L1esVwcCAwEAAQ==\n-----END PUBLIC KEY-----\n" }, "followers": "https://www.secondwavedive.com/.ghost/activitypub/followers/index", "following": "https://www.secondwavedive.com/.ghost/activitypub/following/index", "icon": { "type": "Image", "url": "https://www.secondwavedive.com/content/images/2025/04/swd_icon-1.png" }, "liked": "https://www.secondwavedive.com/.ghost/activitypub/liked/index", "name": "An independent studio run by Ryan Rumsey", "outbox": "https://www.secondwavedive.com/.ghost/activitypub/outbox/index", "preferredUsername": "index", "summary": "A weekly-ish newsletter about building long-term sustainable independent work, developing micro-businesses, design, creative pro", "url": "https://www.secondwavedive.com/" }