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", "Hashtag": "as:Hashtag" } ], "id": "https://piaille.fr/users/colin_mcmillen/collections/featured", "type": "OrderedCollection", "totalItems": 5, "orderedItems": [ { "id": "https://piaille.fr/users/colin_mcmillen/statuses/114388650739298881", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-23T18:18:12Z", "url": "https://piaille.fr/@colin_mcmillen/114388650739298881", "attributedTo": "https://piaille.fr/users/colin_mcmillen", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://piaille.fr/users/colin_mcmillen/followers" ], "sensitive": false, "atomUri": "https://piaille.fr/users/colin_mcmillen/statuses/114388650739298881", "inReplyToAtomUri": null, "conversation": "tag:piaille.fr,2025-04-23:objectId=120111795:objectType=Conversation", "content": "<p>35 years later... It&#39;s finally there! <a href=\"https://www.colino.net/wordpress/en/shufflepuck-cafe-for-apple-ii/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">colino.net/wordpress/en/shuffl</span><span class=\"invisible\">epuck-cafe-for-apple-ii/</span></a></p><p><a href=\"https://piaille.fr/tags/RetroComputing\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroComputing</span></a> <a href=\"https://piaille.fr/tags/RetroGaming\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroGaming</span></a> <a href=\"https://piaille.fr/tags/Apple2\" class=\"mention hashtag\" rel=\"tag\">#<span>Apple2</span></a> <a href=\"https://piaille.fr/tags/AppleII\" class=\"mention hashtag\" rel=\"tag\">#<span>AppleII</span></a> <a href=\"https://piaille.fr/tags/gamedev\" class=\"mention hashtag\" rel=\"tag\">#<span>gamedev</span></a></p>", "contentMap": { "fr": "<p>35 years later... It&#39;s finally there! <a href=\"https://www.colino.net/wordpress/en/shufflepuck-cafe-for-apple-ii/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">colino.net/wordpress/en/shuffl</span><span class=\"invisible\">epuck-cafe-for-apple-ii/</span></a></p><p><a href=\"https://piaille.fr/tags/RetroComputing\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroComputing</span></a> <a href=\"https://piaille.fr/tags/RetroGaming\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroGaming</span></a> <a href=\"https://piaille.fr/tags/Apple2\" class=\"mention hashtag\" rel=\"tag\">#<span>Apple2</span></a> <a href=\"https://piaille.fr/tags/AppleII\" class=\"mention hashtag\" rel=\"tag\">#<span>AppleII</span></a> <a href=\"https://piaille.fr/tags/gamedev\" class=\"mention hashtag\" rel=\"tag\">#<span>gamedev</span></a></p>" }, "updated": "2025-04-23T18:52:43Z", "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://piaille.fr/tags/retrocomputing", "name": "#retrocomputing" }, { "type": "Hashtag", "href": "https://piaille.fr/tags/retrogaming", "name": "#retrogaming" }, { "type": "Hashtag", "href": "https://piaille.fr/tags/apple2", "name": "#apple2" }, { "type": "Hashtag", "href": "https://piaille.fr/tags/appleii", "name": "#appleii" }, { "type": "Hashtag", "href": "https://piaille.fr/tags/gamedev", "name": "#gamedev" } ], "replies": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/114388650739298881/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://piaille.fr/users/colin_mcmillen/statuses/114388650739298881/replies?min_id=114392173134819821&page=true", "partOf": "https://piaille.fr/users/colin_mcmillen/statuses/114388650739298881/replies", "items": [ "https://piaille.fr/users/colin_mcmillen/statuses/114392173134819821" ] } }, "likes": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/114388650739298881/likes", "type": "Collection", "totalItems": 15 }, "shares": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/114388650739298881/shares", "type": "Collection", "totalItems": 17 } }, { "id": "https://piaille.fr/users/colin_mcmillen/statuses/114207206141686219", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-03-22T17:14:27Z", "url": "https://piaille.fr/@colin_mcmillen/114207206141686219", "attributedTo": "https://piaille.fr/users/colin_mcmillen", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://piaille.fr/users/colin_mcmillen/followers" ], "sensitive": false, "atomUri": "https://piaille.fr/users/colin_mcmillen/statuses/114207206141686219", "inReplyToAtomUri": null, "conversation": "tag:piaille.fr,2025-03-22:objectId=114471754:objectType=Conversation", "content": "<p>I am happy to announce the official release of Glider for Apple II ! <a href=\"https://www.colino.net/wordpress/en/glider-for-apple-ii/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">colino.net/wordpress/en/glider</span><span class=\"invisible\">-for-apple-ii/</span></a></p><p>People who like technical details may like the development log I wrote at <a href=\"https://www.colino.net/wordpress/en/archives/2025/03/22/glider-for-apple-ii-development-log/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">colino.net/wordpress/en/archiv</span><span class=\"invisible\">es/2025/03/22/glider-for-apple-ii-development-log/</span></a></p><p>Have a nice week-end!<br /><a href=\"https://piaille.fr/tags/RetroComputing\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroComputing</span></a> <a href=\"https://piaille.fr/tags/Apple2\" class=\"mention hashtag\" rel=\"tag\">#<span>Apple2</span></a> <a href=\"https://piaille.fr/tags/GameDev\" class=\"mention hashtag\" rel=\"tag\">#<span>GameDev</span></a> <a href=\"https://piaille.fr/tags/RetroGaming\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroGaming</span></a></p>", "contentMap": { "en": "<p>I am happy to announce the official release of Glider for Apple II ! <a href=\"https://www.colino.net/wordpress/en/glider-for-apple-ii/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">colino.net/wordpress/en/glider</span><span class=\"invisible\">-for-apple-ii/</span></a></p><p>People who like technical details may like the development log I wrote at <a href=\"https://www.colino.net/wordpress/en/archives/2025/03/22/glider-for-apple-ii-development-log/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">colino.net/wordpress/en/archiv</span><span class=\"invisible\">es/2025/03/22/glider-for-apple-ii-development-log/</span></a></p><p>Have a nice week-end!<br /><a href=\"https://piaille.fr/tags/RetroComputing\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroComputing</span></a> <a href=\"https://piaille.fr/tags/Apple2\" class=\"mention hashtag\" rel=\"tag\">#<span>Apple2</span></a> <a href=\"https://piaille.fr/tags/GameDev\" class=\"mention hashtag\" rel=\"tag\">#<span>GameDev</span></a> <a href=\"https://piaille.fr/tags/RetroGaming\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroGaming</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://piaille.fr/tags/retrocomputing", "name": "#retrocomputing" }, { "type": "Hashtag", "href": "https://piaille.fr/tags/apple2", "name": "#apple2" }, { "type": "Hashtag", "href": "https://piaille.fr/tags/gamedev", "name": "#gamedev" }, { "type": "Hashtag", "href": "https://piaille.fr/tags/retrogaming", "name": "#retrogaming" } ], "replies": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/114207206141686219/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://piaille.fr/users/colin_mcmillen/statuses/114207206141686219/replies?only_other_accounts=true&page=true", "partOf": "https://piaille.fr/users/colin_mcmillen/statuses/114207206141686219/replies", "items": [] } }, "likes": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/114207206141686219/likes", "type": "Collection", "totalItems": 86 }, "shares": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/114207206141686219/shares", "type": "Collection", "totalItems": 66 } }, { "id": "https://piaille.fr/users/colin_mcmillen/statuses/112151950257475521", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-03-24T17:55:51Z", "url": "https://piaille.fr/@colin_mcmillen/112151950257475521", "attributedTo": "https://piaille.fr/users/colin_mcmillen", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://piaille.fr/users/colin_mcmillen/followers" ], "sensitive": false, "atomUri": "https://piaille.fr/users/colin_mcmillen/statuses/112151950257475521", "inReplyToAtomUri": null, "conversation": "tag:piaille.fr,2024-03-24:objectId=59645351:objectType=Conversation", "content": "<p><a href=\"https://piaille.fr/tags/Wozamp\" class=\"mention hashtag\" rel=\"tag\">#<span>Wozamp</span></a> 2.2 released, bringing :<br />- full vumeter<br />- utf8 to native charset transcoding<br />- metadata support (ID3 tags)<br />- fetching cover.jpg first, fallback to embedded cover art<br />- configuration screen (charset and monochrome/color)<br />- search clearing when changing directory</p><p><a href=\"https://piaille.fr/tags/retrocomputing\" class=\"mention hashtag\" rel=\"tag\">#<span>retrocomputing</span></a> <a href=\"https://piaille.fr/tags/apple2\" class=\"mention hashtag\" rel=\"tag\">#<span>apple2</span></a> </p><p><a href=\"https://www.colino.net/wordpress/wozamp-a-music-player-for-the-apple-ii/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">colino.net/wordpress/wozamp-a-</span><span class=\"invisible\">music-player-for-the-apple-ii/</span></a></p>", "contentMap": { "fr": "<p><a href=\"https://piaille.fr/tags/Wozamp\" class=\"mention hashtag\" rel=\"tag\">#<span>Wozamp</span></a> 2.2 released, bringing :<br />- full vumeter<br />- utf8 to native charset transcoding<br />- metadata support (ID3 tags)<br />- fetching cover.jpg first, fallback to embedded cover art<br />- configuration screen (charset and monochrome/color)<br />- search clearing when changing directory</p><p><a href=\"https://piaille.fr/tags/retrocomputing\" class=\"mention hashtag\" rel=\"tag\">#<span>retrocomputing</span></a> <a href=\"https://piaille.fr/tags/apple2\" class=\"mention hashtag\" rel=\"tag\">#<span>apple2</span></a> </p><p><a href=\"https://www.colino.net/wordpress/wozamp-a-music-player-for-the-apple-ii/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">colino.net/wordpress/wozamp-a-</span><span class=\"invisible\">music-player-for-the-apple-ii/</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://piaille.fr/tags/wozamp", "name": "#wozamp" }, { "type": "Hashtag", "href": "https://piaille.fr/tags/retrocomputing", "name": "#retrocomputing" }, { "type": "Hashtag", "href": "https://piaille.fr/tags/apple2", "name": "#apple2" } ], "replies": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/112151950257475521/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://piaille.fr/users/colin_mcmillen/statuses/112151950257475521/replies?only_other_accounts=true&page=true", "partOf": "https://piaille.fr/users/colin_mcmillen/statuses/112151950257475521/replies", "items": [] } }, "likes": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/112151950257475521/likes", "type": "Collection", "totalItems": 24 }, "shares": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/112151950257475521/shares", "type": "Collection", "totalItems": 8 } }, { "id": "https://piaille.fr/users/colin_mcmillen/statuses/111317644871538105", "type": "Note", "summary": null, "inReplyTo": null, "published": "2023-10-29T09:41:02Z", "url": "https://piaille.fr/@colin_mcmillen/111317644871538105", "attributedTo": "https://piaille.fr/users/colin_mcmillen", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://piaille.fr/users/colin_mcmillen/followers" ], "sensitive": false, "atomUri": "https://piaille.fr/users/colin_mcmillen/statuses/111317644871538105", "inReplyToAtomUri": null, "conversation": "tag:piaille.fr,2023-10-29:objectId=41395750:objectType=Conversation", "content": "<p>Code has been pushed, documentation has been written, project page has been made: I hereby proudly present to the <a href=\"https://piaille.fr/tags/RetroComputing\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroComputing</span></a> community, the Quicktake 100 for Apple II program, which will let you do digital photography without requiring an awfully powerful 16-bit machine with 2 megabytes of RAM!</p><p><a href=\"https://www.colino.net/wordpress/en/quicktake-100-for-apple-ii/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">colino.net/wordpress/en/quickt</span><span class=\"invisible\">ake-100-for-apple-ii/</span></a></p><p><a href=\"https://piaille.fr/tags/Apple2\" class=\"mention hashtag\" rel=\"tag\">#<span>Apple2</span></a> <a href=\"https://piaille.fr/tags/QuickTake\" class=\"mention hashtag\" rel=\"tag\">#<span>QuickTake</span></a> <a href=\"https://piaille.fr/tags/DoMoreWithLess\" class=\"mention hashtag\" rel=\"tag\">#<span>DoMoreWithLess</span></a></p>", "contentMap": { "fr": "<p>Code has been pushed, documentation has been written, project page has been made: I hereby proudly present to the <a href=\"https://piaille.fr/tags/RetroComputing\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroComputing</span></a> community, the Quicktake 100 for Apple II program, which will let you do digital photography without requiring an awfully powerful 16-bit machine with 2 megabytes of RAM!</p><p><a href=\"https://www.colino.net/wordpress/en/quicktake-100-for-apple-ii/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">colino.net/wordpress/en/quickt</span><span class=\"invisible\">ake-100-for-apple-ii/</span></a></p><p><a href=\"https://piaille.fr/tags/Apple2\" class=\"mention hashtag\" rel=\"tag\">#<span>Apple2</span></a> <a href=\"https://piaille.fr/tags/QuickTake\" class=\"mention hashtag\" rel=\"tag\">#<span>QuickTake</span></a> <a href=\"https://piaille.fr/tags/DoMoreWithLess\" class=\"mention hashtag\" rel=\"tag\">#<span>DoMoreWithLess</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://piaille.fr/tags/retrocomputing", "name": "#retrocomputing" }, { "type": "Hashtag", "href": "https://piaille.fr/tags/apple2", "name": "#apple2" }, { "type": "Hashtag", "href": "https://piaille.fr/tags/quicktake", "name": "#quicktake" }, { "type": "Hashtag", "href": "https://piaille.fr/tags/domorewithless", "name": "#domorewithless" } ], "replies": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/111317644871538105/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://piaille.fr/users/colin_mcmillen/statuses/111317644871538105/replies?only_other_accounts=true&page=true", "partOf": "https://piaille.fr/users/colin_mcmillen/statuses/111317644871538105/replies", "items": [] } }, "likes": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/111317644871538105/likes", "type": "Collection", "totalItems": 34 }, "shares": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/111317644871538105/shares", "type": "Collection", "totalItems": 18 } }, { "id": "https://piaille.fr/users/colin_mcmillen/statuses/109978210958355745", "type": "Note", "summary": null, "inReplyTo": null, "published": "2023-03-06T20:25:22Z", "url": "https://piaille.fr/@colin_mcmillen/109978210958355745", "attributedTo": "https://piaille.fr/users/colin_mcmillen", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://piaille.fr/users/colin_mcmillen/followers" ], "sensitive": false, "atomUri": "https://piaille.fr/users/colin_mcmillen/statuses/109978210958355745", "inReplyToAtomUri": null, "conversation": "tag:piaille.fr,2023-03-06:objectId=13290764:objectType=Conversation", "content": "<p>Due to popular demand (at least two persons!), here is a binary release of my Apple II Mastodon client, <a href=\"https://piaille.fr/tags/MastodonForApple2\" class=\"mention hashtag\" rel=\"tag\">#<span>MastodonForApple2</span></a>, and my Raspberry network-serial proxy, &quot;surl-server&quot;. Hope you&#39;ll like it!<br /><a href=\"https://www.colino.net/wordpress/en/mastodon-for-apple-ii/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">colino.net/wordpress/en/mastod</span><span class=\"invisible\">on-for-apple-ii/</span></a></p>", "contentMap": { "fr": "<p>Due to popular demand (at least two persons!), here is a binary release of my Apple II Mastodon client, <a href=\"https://piaille.fr/tags/MastodonForApple2\" class=\"mention hashtag\" rel=\"tag\">#<span>MastodonForApple2</span></a>, and my Raspberry network-serial proxy, &quot;surl-server&quot;. Hope you&#39;ll like it!<br /><a href=\"https://www.colino.net/wordpress/en/mastodon-for-apple-ii/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">colino.net/wordpress/en/mastod</span><span class=\"invisible\">on-for-apple-ii/</span></a></p>" }, "updated": "2024-10-15T21:34:23Z", "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://piaille.fr/tags/mastodonforapple2", "name": "#mastodonforapple2" } ], "replies": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/109978210958355745/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://piaille.fr/users/colin_mcmillen/statuses/109978210958355745/replies?only_other_accounts=true&page=true", "partOf": "https://piaille.fr/users/colin_mcmillen/statuses/109978210958355745/replies", "items": [] } }, "likes": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/109978210958355745/likes", "type": "Collection", "totalItems": 57 }, "shares": { "id": "https://piaille.fr/users/colin_mcmillen/statuses/109978210958355745/shares", "type": "Collection", "totalItems": 26 } } ] }