hantacount
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Open data

The HantaCount dataset

Every case, every country, every timeline event behind the counter on the homepage — exposed as machine-readable JSON and CSV under a permissive Creative Commons licence. Built for journalists, researchers, dashboard authors and public-health teams.

JSON
/api/cases

Full structured dataset. Summary, country list, timeline, source news. Cached 10 min, CORS open.

CSV
/api/cases.csv

Spreadsheet-ready, one row per country, ISO timestamp. Drop directly into Excel, Datawrapper, Flourish.

Schema

{
  "lastUpdated": "ISO 8601 UTC",
  "summary": {
    "totalCases": number,
    "deaths": number,
    "countries": number,
    "contactsTraced": number,
    "critical": number
  },
  "previousSummary": { ...same as summary },
  "previousReportAt": "ISO 8601 UTC",
  "countries": [
    {
      "code": "ISO 3166-1 alpha-2",
      "name": "string",
      "cases": number,
      "deaths": number,
      "lat": number,
      "lng": number,
      "lastEvent": "YYYY-MM-DD",
      "note": "string"
    }
  ],
  "timeline": [
    {
      "date": "YYYY-MM-DD",
      "event": "string",
      "severity": "info | warning | alert"
    }
  ],
  "news": [
    {
      "id": "string",
      "source": "WHO | ECDC | ...",
      "title": "string",
      "url": "string",
      "publishedAt": "ISO 8601 UTC",
      "summary": "string"
    }
  ]
}

Quick start

curl
curl -s https://hantacount.com/api/cases | jq .summary
Python
import requests data = requests.get("https://hantacount.com/api/cases").json() print(data["summary"])
pandas (CSV)
import pandas as pd df = pd.read_csv("https://hantacount.com/api/cases.csv") df.head()

Licence & attribution

The dataset is published under Creative Commons Attribution 4.0 (CC-BY-4.0). You may use, modify and redistribute it commercially or non-commercially. The only requirement is attribution.

Suggested citation:

HantaCount (2026). 2026 hantavirus outbreak open dataset. https://hantacount.com/api/cases — CC-BY-4.0.

Primary sources are linked next to every count. We aggregate; we do not invent. WHO Disease Outbreak News, ECDC technical assessments and named national agency notifications are the authoritative records.

For journalists & researchers

  • • Need a custom cut (single country, weekly delta, contact-tracing slice)? Email hello@hantacount.com.
  • • Methodology, source list and update cadence: knowledge hub.
  • • No paywall, no embargo, no API key. Rate limit is generous; Vercel CDN fronts every request.