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.
{
"@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/rperezrosario",
"type": "Person",
"following": "https://mastodon.social/users/rperezrosario/following",
"followers": "https://mastodon.social/users/rperezrosario/followers",
"inbox": "https://mastodon.social/users/rperezrosario/inbox",
"outbox": "https://mastodon.social/users/rperezrosario/outbox",
"featured": "https://mastodon.social/users/rperezrosario/collections/featured",
"featuredTags": "https://mastodon.social/users/rperezrosario/collections/tags",
"preferredUsername": "rperezrosario",
"name": "Rafael Perez",
"summary": "<p>I'm a software developer based in NYC.</p><p>I post mostly about software development in general, web app development in particular, web apis, and relational databases.</p><p>I am also interested in data visualization, AI, and CS related topics.</p><p><a href=\"https://mastodon.social/tags/dotnet\" class=\"mention hashtag\" rel=\"tag\">#<span>dotnet</span></a> <a href=\"https://mastodon.social/tags/webapi\" class=\"mention hashtag\" rel=\"tag\">#<span>webapi</span></a> <a href=\"https://mastodon.social/tags/sqlserver\" class=\"mention hashtag\" rel=\"tag\">#<span>sqlserver</span></a> <a href=\"https://mastodon.social/tags/postgresql\" class=\"mention hashtag\" rel=\"tag\">#<span>postgresql</span></a> <a href=\"https://mastodon.social/tags/csharp\" class=\"mention hashtag\" rel=\"tag\">#<span>csharp</span></a> <a href=\"https://mastodon.social/tags/angular\" class=\"mention hashtag\" rel=\"tag\">#<span>angular</span></a> <a href=\"https://mastodon.social/tags/typescript\" class=\"mention hashtag\" rel=\"tag\">#<span>typescript</span></a> <a href=\"https://mastodon.social/tags/javascript\" class=\"mention hashtag\" rel=\"tag\">#<span>javascript</span></a> <a href=\"https://mastodon.social/tags/html\" class=\"mention hashtag\" rel=\"tag\">#<span>html</span></a> <a href=\"https://mastodon.social/tags/webdev\" class=\"mention hashtag\" rel=\"tag\">#<span>webdev</span></a> <a href=\"https://mastodon.social/tags/softwaredevelopment\" class=\"mention hashtag\" rel=\"tag\">#<span>softwaredevelopment</span></a> <a href=\"https://mastodon.social/tags/programming\" class=\"mention hashtag\" rel=\"tag\">#<span>programming</span></a> <a href=\"https://mastodon.social/tags/ai\" class=\"mention hashtag\" rel=\"tag\">#<span>ai</span></a> <a href=\"https://mastodon.social/tags/compsci\" class=\"mention hashtag\" rel=\"tag\">#<span>compsci</span></a></p>",
"url": "https://mastodon.social/@rperezrosario",
"manuallyApprovesFollowers": false,
"discoverable": true,
"indexable": true,
"published": "2025-04-07T00:00:00Z",
"memorial": false,
"alsoKnownAs": [
"https://mastodon.acm.org/users/rafaelperez"
],
"publicKey": {
"id": "https://mastodon.social/users/rperezrosario#main-key",
"owner": "https://mastodon.social/users/rperezrosario",
"publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtdoJOxfiK6Gw2TTUS1w7\nRng3O0XSFneDsgdFonTyJdyg5qg17OcCsGV68N1D1mt7H0EiYDX8JUKrvUXSvvR7\n1rVAcqONYnrJ41v8crrQjzMihWwcRGu7aNZ9mfYxwTuRj1/05I9XmDGQFocX5diR\n68hOhleBfgCb6XfzLGLKuf+lxD+1CVndaOucZ6ayH+7Iy454YTd9LFIWcrDP6p/4\nURRIvLUQ/gFYFyT7wE/0kfjEo3+NnXZTbpKt4OU5xmXqhNwvK0kpPsb1839ZaSVv\n7MV0w4UtZEguyNy8fX45X/CBgvIuHE5ck0ZKQAivJxu95FQ4GoBuwt06Qe2gUpZG\n9QIDAQAB\n-----END PUBLIC KEY-----\n"
},
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/javascript",
"name": "#javascript"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/programming",
"name": "#programming"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/ai",
"name": "#ai"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/sqlserver",
"name": "#sqlserver"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/webdev",
"name": "#webdev"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/compsci",
"name": "#compsci"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/html",
"name": "#html"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/angular",
"name": "#angular"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/softwaredevelopment",
"name": "#softwaredevelopment"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/postgresql",
"name": "#postgresql"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/typescript",
"name": "#typescript"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/csharp",
"name": "#csharp"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/dotnet",
"name": "#dotnet"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/webapi",
"name": "#webapi"
}
],
"attachment": [
{
"type": "PropertyValue",
"name": "GitHub",
"value": "<a href=\"https://github.com/rperez-rosario\" target=\"_blank\" rel=\"nofollow noopener me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">github.com/rperez-rosario</span><span class=\"invisible\"></span></a>"
},
{
"type": "PropertyValue",
"name": "NuGet",
"value": "<a href=\"https://www.nuget.org/profiles/rperezrosario\" target=\"_blank\" rel=\"nofollow noopener me\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">nuget.org/profiles/rperezrosar</span><span class=\"invisible\">io</span></a>"
},
{
"type": "PropertyValue",
"name": "Alma Mater",
"value": "<a href=\"https://www.sussex.ac.uk/schools/engineering-and-informatics/about/#informatics\" target=\"_blank\" rel=\"nofollow noopener me\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">sussex.ac.uk/schools/engineeri</span><span class=\"invisible\">ng-and-informatics/about/#informatics</span></a>"
},
{
"type": "PropertyValue",
"name": "Port of Call",
"value": "<a href=\"https://en.m.wikipedia.org/wiki/Brooklyn\" target=\"_blank\" rel=\"nofollow noopener me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">en.m.wikipedia.org/wiki/Brookl</span><span class=\"invisible\">yn</span></a>"
}
],
"endpoints": {
"sharedInbox": "https://mastodon.social/inbox"
},
"icon": {
"type": "Image",
"mediaType": "image/jpeg",
"url": "https://files.mastodon.social/accounts/avatars/114/294/472/025/485/211/original/61ae2334187a5d5f.jpg"
},
"image": {
"type": "Image",
"mediaType": "image/jpeg",
"url": "https://files.mastodon.social/accounts/headers/114/294/472/025/485/211/original/3160799b42cd0307.jpg"
}
}