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GitHub Contribution Chart Generator vs OWASP API Security Project

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

APIGitHub Contribution Chart GeneratorNEW—OWASP API Security ProjectNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified (derived from public GitHub profile data)Unverified
Free tierFree — no keyFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

GitHub Contribution Chart Generator vs OWASP API Security Project: common questions

Which is more reliable, GitHub Contribution Chart Generator or OWASP API Security Project?

On our scheduled checks, OWASP API Security Project leads on measured uptime — GitHub Contribution Chart Generator at —% versus OWASP API Security Project 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 OWASP API Security Project need an API key?

Neither needs a paid key — GitHub Contribution Chart Generator is callable with no signup, and OWASP API Security Project is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call GitHub Contribution Chart Generator and OWASP API Security Project from the browser?

Only OWASP API Security Project 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 OWASP API Security Project free for commercial use?

GitHub Contribution Chart Generator has unclear commercial terms, and OWASP API Security Project 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.