Data.gov vs Istanbul (İBB) Open Data
Same instrument, two spec sheets — measured, not claimed.
Data.gov vs Istanbul (İBB) Open Data: common questions
Which is more reliable, Data.gov or Istanbul (İBB) Open Data?
On our scheduled checks, Istanbul (İBB) Open Data leads on measured uptime — Data.gov at —% versus Istanbul (İBB) Open Data at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do Data.gov and Istanbul (İBB) Open Data need an API key?
Neither needs a paid key — Data.gov is callable with no signup, and Istanbul (İBB) Open Data is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Data.gov and Istanbul (İBB) Open Data from the browser?
Neither sends browser-friendly CORS headers reliably, so call Data.gov and Istanbul (İBB) Open Data from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are Data.gov and Istanbul (İBB) Open Data free for commercial use?
Data.gov has unclear commercial terms, and Istanbul (İBB) Open Data has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.