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Open Science Framework

Programmatic access to the Open Science Framework

🔭 Science & SpaceUNMONITORED
AUTH NONECORS ✗AGENT ?HTTPS ✓COMMERCIAL ?

The OSF API exposes public research projects, files, and metadata from the Center for Open Science's platform. Listing nodes returns project titles, descriptions, categories, and timestamps as JSON:API documents. A gateway to open study designs, data, and preprints.

—HOW IT'S SCORED ⓘ
Docs ↗
Status badge · for your READMEshipapis health badge: — · unmonitored
ON PROBE SCHEDULE

We probe a documented GET and expect 2xx JSON — full uptime and health score. Open provider docs ↗

Uptime historystarts after first probe

On our probe schedule. Uptime charts appear after the first check lands.

Example responsefrom provider docs — not verified by us
GET https://api.osf.io/v2/nodes/?page%5Bsize%5D=1

{
  "data": [
    {
      "id": "5cepz",
      "type": "nodes",
      "attributes": {
        "title": "Patient Advise Leaflets",
        "description": "QR Codes",
        "category": "project",
        "date_created": "2026-07-05T10:14:27.250697"
      }
    }
  ]
}
Call itcurl · fetch · python
curl "https://api.osf.io/v2/nodes/?page%5Bsize%5D=1"
const res = await fetch("https://api.osf.io/v2/nodes/?page%5Bsize%5D=1");
const data = await res.json();
console.log(data);
import requests

res = requests.get("https://api.osf.io/v2/nodes/?page%5Bsize%5D=1")
print(res.json())

BROWSER CALLS BLOCKED (NO CORS/HTTPS) — USE THE CURL SNIPPET

Endpoints · 3On scheduleFULL DOCS ↗
On schedule — GET /nodes/?page%5Bsize%5D=1 awaits first probe
GET/nodes/?page%5Bsize%5D=1PROBED

Programmatic access to the Open Science Framework

GET/nodes/?limit=5

Nodes — documented GET route.

GET/nodes/?page=1

Nodes — documented GET route.

Machine-readable spec

We probe a documented GET and expect 2xx JSON — full uptime and health score. Export includes every documented route below.

Response-shape history

Not tracked yet. Shape-change history starts once this API joins our probe schedule.

Open Science Framework: common questions

Is Open Science Framework free to use?

Yes — Open Science Framework is a free science & space API. Free tier: Free — limits not published. Whether the free tier allows commercial use is unclear — check the provider docs.

Does Open Science Framework need an API key?

No — Open Science Framework needs no API key or signup. You can call it straight away; rate limits still apply (Unpublished).

Can I call Open Science Framework from the browser?

Not directly — Open Science Framework doesn't send browser-friendly CORS headers, so call it from a server or proxy instead. Copy the curl or Python snippet on this page to get started.

Is Open Science Framework up right now?

Open Science Framework is catalogued but not yet on our probe schedule, so we don't publish a live status for it. Check the provider's own status page or docs for its current state.