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",
"type": "Note",
"id": "https://hj.9fs.net/khm/p/1744401993.720513",
"published": "2025-04-11T20:06:33Z",
"attributedTo": "https://hj.9fs.net/khm",
"summary": "",
"content": "use arrays.<br><br><pre>$ files = ("file1" "file2" "file3")<br><br>$ echo ${files[0]}<br>file1<br><br>$ echo ${<a href=\"https://hj.9fs.net?t=files\" class=\"mention hashtag\" rel=\"tag\">#files</a>[@]} # get count<br>3<br></pre>",
"context": "https://hj.9fs.net/khm/p/1744401993.720513#ctxt",
"url": "https://hj.9fs.net/khm/p/1744401993.720513",
"to": [
"https://polymaths.social/users/rl_dane",
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [],
"inReplyTo": "https://polymaths.social/users/rl_dane/statuses/01JRK7249AR0H2GKGRF9NG30QF",
"tag": [
{
"type": "Mention",
"href": "https://polymaths.social/users/rl_dane",
"name": "@rl_dane@polymaths.social"
},
{
"type": "Hashtag",
"href": "https://hj.9fs.net?t=files",
"name": "#files"
}
],
"sourceContent": "use arrays.\n\n```\n$ files = (\"file1\" \"file2\" \"file3\")\n\n$ echo ${files[0]}\nfile1\n\n$ echo ${#files[@]} # get count\n3\n```\n"
}