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.

Open in browser →
{ "@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://techhub.social/users/hcj", "type": "Person", "following": "https://techhub.social/users/hcj/following", "followers": "https://techhub.social/users/hcj/followers", "inbox": "https://techhub.social/users/hcj/inbox", "outbox": "https://techhub.social/users/hcj/outbox", "featured": "https://techhub.social/users/hcj/collections/featured", "featuredTags": "https://techhub.social/users/hcj/collections/tags", "preferredUsername": "hcj", "name": "Harley", "summary": "<p>I am a techie, mainly interested in coding and new technology. I keep up to date with the latest tech news and I share some of what I see on this site.</p><p>---</p><p>Formerly on fosstodon.org :mastodon:</p>", "url": "https://techhub.social/@hcj", "manuallyApprovesFollowers": false, "discoverable": true, "indexable": false, "published": "2025-04-29T00:00:00Z", "memorial": false, "alsoKnownAs": [ "https://fosstodon.org/users/hcj", "https://mastodonapp.uk/users/HJToots" ], "publicKey": { "id": "https://techhub.social/users/hcj#main-key", "owner": "https://techhub.social/users/hcj", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvbO1/6VgoOanA1JXqMZr\nH4S8/fkzacfQOhuhLkI4Z7rXm/D4a7+xI6DxQm9mY2EgjCSwjcwqIOZqzsDOss97\npIJFZColB7DHAx9pTict5WkxflECfDBLXAGxUFbGswwCetoKxHNXtMKWLLzWPRVa\nCLfVBUsPOKgM+5Ixolf2Egy8IPpLJsCznvs9rl6y9BgydFnEkVj+Kwjp7sz/FcK5\n+WjcQAh7HzrPB5GArtDtAILKEQiFukK1F3k/8+EbfWQ0VlyuJpzPXGLgchvdIthE\ngwX4Wir8EBdZJ9ecsqaCGCPhIA9hxgxzygxRYpIN7kdZVK0iAkGyNYRPCNZiVgtO\noQIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [ { "id": "https://techhub.social/emojis/19494", "type": "Emoji", "name": ":mastodon:", "updated": "2024-04-24T22:54:26Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://files.techhub.social/custom_emojis/images/000/019/494/original/21c26b4c7e4b5c3a.png" } } ], "attachment": [ { "type": "PropertyValue", "name": "Bear Blog", "value": "<a href=\"https://hcj.bearblog.dev\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">hcj.bearblog.dev</span><span class=\"invisible\"></span></a>" } ], "endpoints": { "sharedInbox": "https://techhub.social/inbox" }, "icon": { "type": "Image", "mediaType": "image/png", "url": "https://files.techhub.social/accounts/avatars/114/422/959/557/459/503/original/01c303e8e2d184ed.png" }, "image": { "type": "Image", "mediaType": "image/png", "url": "https://files.techhub.social/accounts/headers/114/422/959/557/459/503/original/0189325cd9bb9b46.png" } }