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", { "ostatus": "http://ostatus.org#", "atomUri": "ostatus:atomUri", "inReplyToAtomUri": "ostatus:inReplyToAtomUri", "conversation": "ostatus:conversation", "sensitive": "as:sensitive", "toot": "http://joinmastodon.org/ns#", "votersCount": "toot:votersCount", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.online/users/jsoriano/collections/featured", "type": "OrderedCollection", "totalItems": 3, "orderedItems": [ { "id": "https://mastodon.online/users/jsoriano/statuses/114709291149206691", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-19T09:21:17Z", "url": "https://mastodon.online/@jsoriano/114709291149206691", "attributedTo": "https://mastodon.online/users/jsoriano", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.online/users/jsoriano/followers" ], "sensitive": false, "atomUri": "https://mastodon.online/users/jsoriano/statuses/114709291149206691", "inReplyToAtomUri": null, "conversation": "tag:mastodon.online,2025-06-19:objectId=525651361:objectType=Conversation", "content": "<p>Suben las temperaturas y estamos en temporada de cría de muchas aves.</p><p>Algunos temerarios jóvenes, ante el calor y las ganas de salir a comerse el mundo, se lanzan de sus nidos antes de estar preparados, acabando en el suelo en una situación muy vulnerable, a merced de gatos y tráfico urbano.</p><p>¿Cómo ayudarles? En general, si puedes dejarlo en un lugar seguro, sus padres seguirán alimentándolo. Si no, recógelo en una caja de cartón y llama al 112. 🧵 </p><p><a href=\"https://mastodon.online/tags/aves\" class=\"mention hashtag\" rel=\"tag\">#<span>aves</span></a> <a href=\"https://mastodon.online/tags/verano\" class=\"mention hashtag\" rel=\"tag\">#<span>verano</span></a> <a href=\"https://mastodon.online/tags/ecologia\" class=\"mention hashtag\" rel=\"tag\">#<span>ecologia</span></a> <a href=\"https://mastodon.online/tags/naturaleza\" class=\"mention hashtag\" rel=\"tag\">#<span>naturaleza</span></a></p>", "contentMap": { "es": "<p>Suben las temperaturas y estamos en temporada de cría de muchas aves.</p><p>Algunos temerarios jóvenes, ante el calor y las ganas de salir a comerse el mundo, se lanzan de sus nidos antes de estar preparados, acabando en el suelo en una situación muy vulnerable, a merced de gatos y tráfico urbano.</p><p>¿Cómo ayudarles? En general, si puedes dejarlo en un lugar seguro, sus padres seguirán alimentándolo. Si no, recógelo en una caja de cartón y llama al 112. 🧵 </p><p><a href=\"https://mastodon.online/tags/aves\" class=\"mention hashtag\" rel=\"tag\">#<span>aves</span></a> <a href=\"https://mastodon.online/tags/verano\" class=\"mention hashtag\" rel=\"tag\">#<span>verano</span></a> <a href=\"https://mastodon.online/tags/ecologia\" class=\"mention hashtag\" rel=\"tag\">#<span>ecologia</span></a> <a href=\"https://mastodon.online/tags/naturaleza\" class=\"mention hashtag\" rel=\"tag\">#<span>naturaleza</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.online/media_attachments/files/114/709/260/486/370/713/original/f62cf77c572a2311.png", "name": "Pollo de avión roquero en una caja de cartón. Es un pájaro pequeñito con plumas grises y pico amarillo, todavía tiene algo de plumón y no se le ven los puntos blancos de la cola característicos de los adultos.\nLlamé ayer al 112 y hoy ha venido una forestal a buscarlo.", "blurhash": "UPE.z^_4-okXDhjEjtM{_3xuIoRjM_Rjj[s:", "focalPoint": [ 0.4, 0.09 ], "width": 596, "height": 459 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.online/tags/aves", "name": "#aves" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/verano", "name": "#verano" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/ecologia", "name": "#ecologia" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/naturaleza", "name": "#naturaleza" } ], "replies": { "id": "https://mastodon.online/users/jsoriano/statuses/114709291149206691/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.online/users/jsoriano/statuses/114709291149206691/replies?min_id=114709325904822673&page=true", "partOf": "https://mastodon.online/users/jsoriano/statuses/114709291149206691/replies", "items": [ "https://mastodon.online/users/jsoriano/statuses/114709325904822673" ] } }, "likes": { "id": "https://mastodon.online/users/jsoriano/statuses/114709291149206691/likes", "type": "Collection", "totalItems": 12 }, "shares": { "id": "https://mastodon.online/users/jsoriano/statuses/114709291149206691/shares", "type": "Collection", "totalItems": 17 } }, { "id": "https://mastodon.online/users/jsoriano/statuses/113106817766956863", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-09-09T09:11:13Z", "url": "https://mastodon.online/@jsoriano/113106817766956863", "attributedTo": "https://mastodon.online/users/jsoriano", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.online/users/jsoriano/followers" ], "sensitive": false, "atomUri": "https://mastodon.online/users/jsoriano/statuses/113106817766956863", "inReplyToAtomUri": null, "conversation": "tag:mastodon.online,2024-09-09:objectId=384670892:objectType=Conversation", "content": "<p>Recordatorio periódico de que la filosofía del Software Libre (Free Software) busca defender las libertades del usuario del software.</p><p>El Código Abierto (Open Source) es un movimiento que aparece después por razones prácticas y que defiende un acceso abierto al código, que permita cualquier uso.</p><p>A veces se usan como sinónimos, y en algunos contextos incluso lo son, pero existen diferencias sutiles y significativas en su fin último.</p><p><a href=\"https://mastodon.online/tags/SoftwareLibre\" class=\"mention hashtag\" rel=\"tag\">#<span>SoftwareLibre</span></a> <a href=\"https://mastodon.online/tags/FreeSoftware\" class=\"mention hashtag\" rel=\"tag\">#<span>FreeSoftware</span></a> <a href=\"https://mastodon.online/tags/OpenSource\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenSource</span></a> <a href=\"https://mastodon.online/tags/Thoughts\" class=\"mention hashtag\" rel=\"tag\">#<span>Thoughts</span></a></p>", "contentMap": { "es": "<p>Recordatorio periódico de que la filosofía del Software Libre (Free Software) busca defender las libertades del usuario del software.</p><p>El Código Abierto (Open Source) es un movimiento que aparece después por razones prácticas y que defiende un acceso abierto al código, que permita cualquier uso.</p><p>A veces se usan como sinónimos, y en algunos contextos incluso lo son, pero existen diferencias sutiles y significativas en su fin último.</p><p><a href=\"https://mastodon.online/tags/SoftwareLibre\" class=\"mention hashtag\" rel=\"tag\">#<span>SoftwareLibre</span></a> <a href=\"https://mastodon.online/tags/FreeSoftware\" class=\"mention hashtag\" rel=\"tag\">#<span>FreeSoftware</span></a> <a href=\"https://mastodon.online/tags/OpenSource\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenSource</span></a> <a href=\"https://mastodon.online/tags/Thoughts\" class=\"mention hashtag\" rel=\"tag\">#<span>Thoughts</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.online/tags/softwarelibre", "name": "#softwarelibre" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/freesoftware", "name": "#freesoftware" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/opensource", "name": "#opensource" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/thoughts", "name": "#thoughts" } ], "replies": { "id": "https://mastodon.online/users/jsoriano/statuses/113106817766956863/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.online/users/jsoriano/statuses/113106817766956863/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.online/users/jsoriano/statuses/113106817766956863/replies", "items": [] } }, "likes": { "id": "https://mastodon.online/users/jsoriano/statuses/113106817766956863/likes", "type": "Collection", "totalItems": 8 }, "shares": { "id": "https://mastodon.online/users/jsoriano/statuses/113106817766956863/shares", "type": "Collection", "totalItems": 9 } }, { "id": "https://mastodon.online/users/jsoriano/statuses/112416529499576429", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-05-10T11:21:50Z", "url": "https://mastodon.online/@jsoriano/112416529499576429", "attributedTo": "https://mastodon.online/users/jsoriano", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.online/users/jsoriano/followers" ], "sensitive": false, "atomUri": "https://mastodon.online/users/jsoriano/statuses/112416529499576429", "inReplyToAtomUri": null, "conversation": "tag:mastodon.online,2024-05-10:objectId=327499158:objectType=Conversation", "content": "<p>- What a Summer, huh?<br />- Captain, it&#39;s May 10.</p><p><a href=\"https://mastodon.online/tags/ClimateCrisis\" class=\"mention hashtag\" rel=\"tag\">#<span>ClimateCrisis</span></a> <a href=\"https://mastodon.online/tags/Heat\" class=\"mention hashtag\" rel=\"tag\">#<span>Heat</span></a></p>", "contentMap": { "en": "<p>- What a Summer, huh?<br />- Captain, it&#39;s May 10.</p><p><a href=\"https://mastodon.online/tags/ClimateCrisis\" class=\"mention hashtag\" rel=\"tag\">#<span>ClimateCrisis</span></a> <a href=\"https://mastodon.online/tags/Heat\" class=\"mention hashtag\" rel=\"tag\">#<span>Heat</span></a></p>" }, "updated": "2024-05-10T11:22:22Z", "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.online/tags/climatecrisis", "name": "#climatecrisis" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/heat", "name": "#heat" } ], "replies": { "id": "https://mastodon.online/users/jsoriano/statuses/112416529499576429/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.online/users/jsoriano/statuses/112416529499576429/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.online/users/jsoriano/statuses/112416529499576429/replies", "items": [] } }, "likes": { "id": "https://mastodon.online/users/jsoriano/statuses/112416529499576429/likes", "type": "Collection", "totalItems": 15 }, "shares": { "id": "https://mastodon.online/users/jsoriano/statuses/112416529499576429/shares", "type": "Collection", "totalItems": 8 } } ] }