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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{ "id": "https://discourse.osgeo.org/ap/activity/3ff26c398eae32c3e38a32360fb667d9", "type": "Create", "audience": "https://discourse.osgeo.org/ap/actor/e12a97a00c04f88ba48156f05cd55220", "to": "https://discourse.osgeo.org/ap/actor/e12a97a00c04f88ba48156f05cd55220", "cc": [ "https://www.w3.org/ns/activitystreams#Public" ], "published": "2025-03-04T02:54:45Z", "updated": "2025-03-04T02:54:45Z", "actor": { "id": "https://discourse.osgeo.org/ap/actor/5fb27032d86dc005419230def39e791e", "type": "Person", "updated": "2025-01-15T01:39:35Z", "url": "https://discourse.osgeo.org/u/wifiBlack", "name": "Wifi", "inbox": "https://discourse.osgeo.org/ap/actor/5fb27032d86dc005419230def39e791e/inbox", "outbox": "https://discourse.osgeo.org/ap/actor/5fb27032d86dc005419230def39e791e/outbox", "sharedInbox": "https://discourse.osgeo.org/ap/users/inbox", "followers": "https://discourse.osgeo.org/ap/actor/5fb27032d86dc005419230def39e791e/followers", "preferredUsername": "wifiBlack", "publicKey": { "id": "https://discourse.osgeo.org/ap/actor/5fb27032d86dc005419230def39e791e#main-key", "owner": "https://discourse.osgeo.org/ap/actor/5fb27032d86dc005419230def39e791e", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzNV3TmOQwzyfJlskOHKs\nvonihqjs/7QXwY8yurmpWIdvhmgR8A/2X1BHF2h3GYBazRrANcTF5ECeMy5rp28T\nCmuiJKh8p1W5z8qCrM5ySCbw2ZK5iSjSSPwa+1oFLx/WWjb7MHG9MYP5Z44e/0Lz\n7GwfjlAcLgoM1IOCFQQR9wbkUXgL5UoaUOfrOx9niGlo7FMtozCC0ZvZjM49LZQ0\nLbsF+3GTQ/vlavkZWWULbz8Iv/cNR1JSoYrYb4m5QL9RlcI8vvnUlhm5jfbK8yzf\njkMqkDCdUcFDIjMxCo91Gc/Cho3xVkWfqQ4qmc3BtlfJYy/gzgfUVvMheDvpEcJU\newIDAQAB\n-----END PUBLIC KEY-----\n" }, "icon": { "type": "Image", "mediaType": "image/png", "url": "https://discourse.osgeo.org/user_avatar/discourse.osgeo.org/wifiblack/96/10899_2.png" }, "@context": "https://www.w3.org/ns/activitystreams" }, "@context": "https://www.w3.org/ns/activitystreams", "object": { "id": "https://discourse.osgeo.org/ap/object/2a1c99745d52b4667bf6ab7ec290eafd", "type": "Note", "audience": "https://discourse.osgeo.org/ap/actor/e12a97a00c04f88ba48156f05cd55220", "to": "https://discourse.osgeo.org/ap/actor/e12a97a00c04f88ba48156f05cd55220", "cc": [ "https://www.w3.org/ns/activitystreams#Public" ], "published": "2025-03-04T02:54:45Z", "updated": "2025-03-04T02:54:45Z", "url": "https://discourse.osgeo.org/t/inquiry-about-implementing-graph-ordering-algorithms-in-pgrouting-for-gsoc-proposal/113218/4", "attributedTo": "https://discourse.osgeo.org/ap/actor/5fb27032d86dc005419230def39e791e", "context": "https://discourse.osgeo.org/ap/collection/b3460ffa001c3f1a37b25858001672c7", "content": "<p>OK, I look forward to your confirmation and am ready to proceed with the proposal once you decide.</p><br><br><a href=\"https://discourse.osgeo.org/t/inquiry-about-implementing-graph-ordering-algorithms-in-pgrouting-for-gsoc-proposal/113218/4\">Discuss this on our forum.</a>", "inReplyTo": "https://discourse.osgeo.org/ap/object/fcce995b299dba112caebaa992f6a1db", "@context": "https://www.w3.org/ns/activitystreams" } }