GitHub Contribution Chart Generator vs HasData: Structured Web Data APIs

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthnoneapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified (derived from public GitHub profile data)Unverified
Free tierFree — no keyFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

GitHub Contribution Chart Generator vs HasData: Structured Web Data APIs: common questions

Which is more reliable, GitHub Contribution Chart Generator or HasData: Structured Web Data APIs?

On our scheduled checks, HasData: Structured Web Data APIs leads on measured uptime — GitHub Contribution Chart Generator at —% versus HasData: Structured Web Data APIs 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 GitHub Contribution Chart Generator and HasData: Structured Web Data APIs need an API key?

GitHub Contribution Chart Generator needs no key, while HasData: Structured Web Data APIs requires a free API key. If you want to start calling without signup, reach for GitHub Contribution Chart Generator first.

Can I call GitHub Contribution Chart Generator and HasData: Structured Web Data APIs from the browser?

Only HasData: Structured Web Data APIs is browser-friendly — it returns CORS headers over HTTPS. GitHub Contribution Chart Generator needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are GitHub Contribution Chart Generator and HasData: Structured Web Data APIs free for commercial use?

GitHub Contribution Chart Generator has unclear commercial terms, and HasData: Structured Web Data APIs 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.