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" }, "Hashtag": "as:Hashtag", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://mastodon.social/users/celtgreeklatin_pr", "type": "Person", "following": "https://mastodon.social/users/celtgreeklatin_pr/following", "followers": "https://mastodon.social/users/celtgreeklatin_pr/followers", "inbox": "https://mastodon.social/users/celtgreeklatin_pr/inbox", "outbox": "https://mastodon.social/users/celtgreeklatin_pr/outbox", "featured": "https://mastodon.social/users/celtgreeklatin_pr/collections/featured", "featuredTags": "https://mastodon.social/users/celtgreeklatin_pr/collections/tags", "preferredUsername": "celtgreeklatin_pr", "name": "celtgreeklatin", "summary": "<p>Langues celtiques, grec ancien, latin / Celtic languages, Ancient Greek, Latin<br />français/English<br />Admin : ETOILEFORETNOIRE<br /><a href=\"https://mastodon.social/tags/celts\" class=\"mention hashtag\" rel=\"tag\">#<span>celts</span></a> <a href=\"https://mastodon.social/tags/celtes\" class=\"mention hashtag\" rel=\"tag\">#<span>celtes</span></a> <a href=\"https://mastodon.social/tags/ancientgreece\" class=\"mention hashtag\" rel=\"tag\">#<span>ancientgreece</span></a> <a href=\"https://mastodon.social/tags/gr%C3%A8ceantique\" class=\"mention hashtag\" rel=\"tag\">#<span>grèceantique</span></a> <a href=\"https://mastodon.social/tags/ancientrome\" class=\"mention hashtag\" rel=\"tag\">#<span>ancientrome</span></a> <a href=\"https://mastodon.social/tags/romeantique\" class=\"mention hashtag\" rel=\"tag\">#<span>romeantique</span></a> <a href=\"https://mastodon.social/tags/lingualatina\" class=\"mention hashtag\" rel=\"tag\">#<span>lingualatina</span></a> <a href=\"https://mastodon.social/tags/celticlanguages\" class=\"mention hashtag\" rel=\"tag\">#<span>celticlanguages</span></a> <a href=\"https://mastodon.social/tags/ancientgreek\" class=\"mention hashtag\" rel=\"tag\">#<span>ancientgreek</span></a> <a href=\"https://mastodon.social/tags/antiquit%C3%A9\" class=\"mention hashtag\" rel=\"tag\">#<span>antiquité</span></a> <a href=\"https://mastodon.social/tags/antiquity\" class=\"mention hashtag\" rel=\"tag\">#<span>antiquity</span></a></p>", "url": "https://mastodon.social/@celtgreeklatin_pr", "manuallyApprovesFollowers": false, "discoverable": true, "indexable": true, "published": "2025-04-23T00:00:00Z", "memorial": false, "publicKey": { "id": "https://mastodon.social/users/celtgreeklatin_pr#main-key", "owner": "https://mastodon.social/users/celtgreeklatin_pr", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwODqnPOicR3q00M0SkN0\ntsBR172BAlFqAkmXET+AHDLYLOiQTxX8cdnqmuG5snG9O0UadonoAeA6sKQ2XIk3\nGGmhPI9Bp558AbTOyK1Vt958i7snngGkRgv4O7Fchbaur2xXnOex6iK2Wov9lBPa\nRVtpPQmPRwelWJNxWWXwnNW18RUek4N+bcfvjKNeOuJv2ZZEh7LUUcboIiJG0z8w\nwjw7V6DGLk+kpqtyqV1bIwFe5g5PklTVHptRwccu3qYR+73jM0tkUR6nuKIvCXP9\nbgyAL3GvbZIHMJrKT4ezsMvkL4wjC10HMk1dJrHAxyoPJ0Gp16D1/hxWxZA/6ivy\nwQIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/ancientgreece", "name": "#ancientgreece" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/antiquity", "name": "#antiquity" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/celtes", "name": "#celtes" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/celts", "name": "#celts" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/ancientgreek", "name": "#ancientgreek" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/antiquite", "name": "#antiquite" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/ancientrome", "name": "#ancientrome" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/romeantique", "name": "#romeantique" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/lingualatina", "name": "#lingualatina" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/greceantique", "name": "#greceantique" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/celticlanguages", "name": "#celticlanguages" } ], "attachment": [ { "type": "PropertyValue", "name": "linktr.ee", "value": "<a href=\"https://linktr.ee/celtgreeklatin\" target=\"_blank\" rel=\"nofollow noopener me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">linktr.ee/celtgreeklatin</span><span class=\"invisible\"></span></a>" }, { "type": "PropertyValue", "name": "pixelfed", "value": "<a href=\"https://pixelfed.social/celtgreeklatin\" target=\"_blank\" rel=\"nofollow noopener me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">pixelfed.social/celtgreeklatin</span><span class=\"invisible\"></span></a>" } ], "endpoints": { "sharedInbox": "https://mastodon.social/inbox" }, "icon": { "type": "Image", "mediaType": "image/png", "url": "https://files.mastodon.social/accounts/avatars/114/387/814/533/785/378/original/83272c7eb6043dcf.png" }, "image": { "type": "Image", "mediaType": "image/jpeg", "url": "https://files.mastodon.social/accounts/headers/114/387/814/533/785/378/original/f2b02c3131c83158.jpg" } }