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", "Device": "toot:Device", "Ed25519Signature": "toot:Ed25519Signature", "Ed25519Key": "toot:Ed25519Key", "Curve25519Key": "toot:Curve25519Key", "EncryptedMessage": "toot:EncryptedMessage", "publicKeyBase64": "toot:publicKeyBase64", "deviceId": "toot:deviceId", "claim": { "@type": "@id", "@id": "toot:claim" }, "fingerprintKey": { "@type": "@id", "@id": "toot:fingerprintKey" }, "identityKey": { "@type": "@id", "@id": "toot:identityKey" }, "devices": { "@type": "@id", "@id": "toot:devices" }, "messageFranking": "toot:messageFranking", "messageType": "toot:messageType", "cipherText": "toot:cipherText", "suspended": "toot:suspended", "Hashtag": "as:Hashtag", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://mastodon.sdf.org/users/martin_brett", "type": "Person", "following": "https://mastodon.sdf.org/users/martin_brett/following", "followers": "https://mastodon.sdf.org/users/martin_brett/followers", "inbox": "https://mastodon.sdf.org/users/martin_brett/inbox", "outbox": "https://mastodon.sdf.org/users/martin_brett/outbox", "featured": "https://mastodon.sdf.org/users/martin_brett/collections/featured", "featuredTags": "https://mastodon.sdf.org/users/martin_brett/collections/tags", "preferredUsername": "martin_brett", "name": "Brett Martin", "summary": "<p>Engineer and manager from corporate America who nevertheless attempts to stay aware of happenings in the world beyond business and technology. I am interested in politics, history, art, classical music, and the other things that make life interesting and meaningful. Also thinking about moving to the <a href=\"https://mastodon.sdf.org/tags/EU\" class=\"mention hashtag\" rel=\"tag\">#<span>EU</span></a> some day.<br /><a href=\"https://mastodon.sdf.org/tags/democracy\" class=\"mention hashtag\" rel=\"tag\">#<span>democracy</span></a> <a href=\"https://mastodon.sdf.org/tags/Ukraine\" class=\"mention hashtag\" rel=\"tag\">#<span>Ukraine</span></a> <a href=\"https://mastodon.sdf.org/tags/Boston\" class=\"mention hashtag\" rel=\"tag\">#<span>Boston</span></a> <a href=\"https://mastodon.sdf.org/tags/NewEngland\" class=\"mention hashtag\" rel=\"tag\">#<span>NewEngland</span></a> <a href=\"https://mastodon.sdf.org/tags/electricvehicles\" class=\"mention hashtag\" rel=\"tag\">#<span>electricvehicles</span></a> <a href=\"https://mastodon.sdf.org/tags/exvangelical\" class=\"mention hashtag\" rel=\"tag\">#<span>exvangelical</span></a> <a href=\"https://mastodon.sdf.org/tags/technology\" class=\"mention hashtag\" rel=\"tag\">#<span>technology</span></a> <a href=\"https://mastodon.sdf.org/tags/softwaredevelopment\" class=\"mention hashtag\" rel=\"tag\">#<span>softwaredevelopment</span></a> <a href=\"https://mastodon.sdf.org/tags/classicalmusic\" class=\"mention hashtag\" rel=\"tag\">#<span>classicalmusic</span></a> <a href=\"https://mastodon.sdf.org/tags/audiophile\" class=\"mention hashtag\" rel=\"tag\">#<span>audiophile</span></a> <a href=\"https://mastodon.sdf.org/tags/LPs\" class=\"mention hashtag\" rel=\"tag\">#<span>LPs</span></a> <a href=\"https://mastodon.sdf.org/tags/TransRights\" class=\"mention hashtag\" rel=\"tag\">#<span>TransRights</span></a> <a href=\"https://mastodon.sdf.org/tags/athiest\" class=\"mention hashtag\" rel=\"tag\">#<span>athiest</span></a> <a href=\"https://mastodon.sdf.org/tags/LGBTQ\" class=\"mention hashtag\" rel=\"tag\">#<span>LGBTQ</span></a></p>", "url": "https://mastodon.sdf.org/@martin_brett", "manuallyApprovesFollowers": false, "discoverable": true, "published": "2022-11-06T00:00:00Z", "devices": "https://mastodon.sdf.org/users/martin_brett/collections/devices", "publicKey": { "id": "https://mastodon.sdf.org/users/martin_brett#main-key", "owner": "https://mastodon.sdf.org/users/martin_brett", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1St6r3CoG5GhpqobchzM\nDxAiSubaBFvpH4kHOwFqtE+B1hut4pi7Yh6Xxt7TvzvcTF4zm578YXNitO/H9Tl5\nAjdIc57GSZ585oMDNwTZD0ij20PracUh1PpcO/H/MLhu38aPjLne//5f3xRVjuuH\nhwnh7yvN3Af7+eL/ygRjti53gzcphDxTnnoNsZxmv8sywL55wqTKVw0z0EpfazPi\n+C78L4GsT9zeBpLZuzwDS4tpJTJzrATPzyOtX3n0W1J7csZvL++uBLniMwvnJgko\nWbWuEvNhxVWK23wwMULTRl1HScexvapTrvGuMNPrkPS1hnCPpN8HzFrX0szyGUio\nXQIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [ { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/lgbtq", "name": "#lgbtq" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/democracy", "name": "#democracy" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/exvangelical", "name": "#exvangelical" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/transrights", "name": "#transrights" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/ukraine", "name": "#ukraine" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/athiest", "name": "#athiest" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/electricvehicles", "name": "#electricvehicles" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/technology", "name": "#technology" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/softwaredevelopment", "name": "#softwaredevelopment" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/classicalmusic", "name": "#classicalmusic" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/boston", "name": "#boston" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/newengland", "name": "#newengland" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/eu", "name": "#eu" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/audiophile", "name": "#audiophile" }, { "type": "Hashtag", "href": "https://mastodon.sdf.org/tags/lps", "name": "#lps" } ], "attachment": [ { "type": "PropertyValue", "name": "Pronouns", "value": "he/his" }, { "type": "PropertyValue", "name": "Location", "value": "Boston, Mass. metro area" }, { "type": "PropertyValue", "name": "ALT", "value": "Middle-aged white guy wearing a hat in Rome, Italy with the Vatican in the background. But you can&#39;t see all of that in the zoomed-in phot.o" } ], "endpoints": { "sharedInbox": "https://mastodon.sdf.org/inbox" }, "icon": { "type": "Image", "mediaType": "image/jpeg", "url": "https://mastodon.sdf.org/system/accounts/avatars/109/299/070/630/701/418/original/16c4b0b59b861915.jpg" } }