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",
{
"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://nfdi.social/users/nfdi4earth/statuses/114585489913448797/replies",
"type": "Collection",
"first": {
"id": "https://nfdi.social/users/nfdi4earth/statuses/114585489913448797/replies?page=true",
"type": "CollectionPage",
"next": "https://nfdi.social/users/nfdi4earth/statuses/114585489913448797/replies?only_other_accounts=true&page=true",
"partOf": "https://nfdi.social/users/nfdi4earth/statuses/114585489913448797/replies",
"items": [
{
"id": "https://nfdi.social/users/nfdi4earth/statuses/114585492654799935",
"type": "Note",
"summary": null,
"inReplyTo": "https://nfdi.social/users/nfdi4earth/statuses/114585489913448797",
"published": "2025-05-28T12:37:42Z",
"url": "https://nfdi.social/@nfdi4earth/114585492654799935",
"attributedTo": "https://nfdi.social/users/nfdi4earth",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://nfdi.social/users/nfdi4earth/followers",
"https://helmholtz.social/users/helmholtz_hmc"
],
"sensitive": false,
"atomUri": "https://nfdi.social/users/nfdi4earth/statuses/114585492654799935",
"inReplyToAtomUri": "https://nfdi.social/users/nfdi4earth/statuses/114585489913448797",
"conversation": "tag:nfdi.social,2025-05-28:objectId=2792238:objectType=Conversation",
"content": "<p>A big thank you to the <span class=\"h-card\"><a href=\"https://helmholtz.social/@helmholtz_hmc\" class=\"u-url mention\">@<span>helmholtz_hmc</span></a></span> team and everyone involved for the great organisation of <a href=\"https://nfdi.social/tags/HMC_CON2025\" class=\"mention hashtag\" rel=\"tag\">#<span>HMC_CON2025</span></a> !</p><p>The conference shows: Metadata is not just a technical topic, but a central basis for transparent, sustainable and reusable research.</p><p>❓ Who else was there? What were your highlights?</p><p><a href=\"https://nfdi.social/tags/HMC2025\" class=\"mention hashtag\" rel=\"tag\">#<span>HMC2025</span></a> <a href=\"https://nfdi.social/tags/RDM\" class=\"mention hashtag\" rel=\"tag\">#<span>RDM</span></a> <a href=\"https://nfdi.social/tags/ResearchData\" class=\"mention hashtag\" rel=\"tag\">#<span>ResearchData</span></a> <a href=\"https://nfdi.social/tags/FAIRdata\" class=\"mention hashtag\" rel=\"tag\">#<span>FAIRdata</span></a> <a href=\"https://nfdi.social/tags/Metadata\" class=\"mention hashtag\" rel=\"tag\">#<span>Metadata</span></a> <a href=\"https://nfdi.social/tags/OpenScience\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenScience</span></a> <a href=\"https://nfdi.social/tags/Interoperability\" class=\"mention hashtag\" rel=\"tag\">#<span>Interoperability</span></a></p>",
"contentMap": {
"en": "<p>A big thank you to the <span class=\"h-card\"><a href=\"https://helmholtz.social/@helmholtz_hmc\" class=\"u-url mention\">@<span>helmholtz_hmc</span></a></span> team and everyone involved for the great organisation of <a href=\"https://nfdi.social/tags/HMC_CON2025\" class=\"mention hashtag\" rel=\"tag\">#<span>HMC_CON2025</span></a> !</p><p>The conference shows: Metadata is not just a technical topic, but a central basis for transparent, sustainable and reusable research.</p><p>❓ Who else was there? What were your highlights?</p><p><a href=\"https://nfdi.social/tags/HMC2025\" class=\"mention hashtag\" rel=\"tag\">#<span>HMC2025</span></a> <a href=\"https://nfdi.social/tags/RDM\" class=\"mention hashtag\" rel=\"tag\">#<span>RDM</span></a> <a href=\"https://nfdi.social/tags/ResearchData\" class=\"mention hashtag\" rel=\"tag\">#<span>ResearchData</span></a> <a href=\"https://nfdi.social/tags/FAIRdata\" class=\"mention hashtag\" rel=\"tag\">#<span>FAIRdata</span></a> <a href=\"https://nfdi.social/tags/Metadata\" class=\"mention hashtag\" rel=\"tag\">#<span>Metadata</span></a> <a href=\"https://nfdi.social/tags/OpenScience\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenScience</span></a> <a href=\"https://nfdi.social/tags/Interoperability\" class=\"mention hashtag\" rel=\"tag\">#<span>Interoperability</span></a></p>"
},
"attachment": [],
"tag": [
{
"type": "Mention",
"href": "https://helmholtz.social/users/helmholtz_hmc",
"name": "@helmholtz_hmc@helmholtz.social"
},
{
"type": "Hashtag",
"href": "https://nfdi.social/tags/hmc_con2025",
"name": "#hmc_con2025"
},
{
"type": "Hashtag",
"href": "https://nfdi.social/tags/hmc2025",
"name": "#hmc2025"
},
{
"type": "Hashtag",
"href": "https://nfdi.social/tags/rdm",
"name": "#rdm"
},
{
"type": "Hashtag",
"href": "https://nfdi.social/tags/researchdata",
"name": "#researchdata"
},
{
"type": "Hashtag",
"href": "https://nfdi.social/tags/fairdata",
"name": "#fairdata"
},
{
"type": "Hashtag",
"href": "https://nfdi.social/tags/metadata",
"name": "#metadata"
},
{
"type": "Hashtag",
"href": "https://nfdi.social/tags/openscience",
"name": "#openscience"
},
{
"type": "Hashtag",
"href": "https://nfdi.social/tags/interoperability",
"name": "#interoperability"
}
],
"replies": {
"id": "https://nfdi.social/users/nfdi4earth/statuses/114585492654799935/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://nfdi.social/users/nfdi4earth/statuses/114585492654799935/replies?only_other_accounts=true&page=true",
"partOf": "https://nfdi.social/users/nfdi4earth/statuses/114585492654799935/replies",
"items": []
}
}
}
]
}
}