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GitHub Contribution Chart Generator vs Invokely

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

APIGitHub Contribution Chart GeneratorHEALTHY69InvokelyREACHABLE100
Uptime · 30d
Uptime · 90d81.5%100%
Uptime · 30d63.8%100%
P50 · ms4341227
P95 · ms4992245
AuthnoneapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified (derived from public GitHub profile data)
Free tierFree — no key
Rate limitUnpublished
In directory since2026-07-052026-10-12
operationalpartialdownno data

GitHub Contribution Chart Generator vs Invokely: common questions

Which is more reliable, GitHub Contribution Chart Generator or Invokely?

On our scheduled checks, Invokely leads on measured uptime — GitHub Contribution Chart Generator at 81.5% versus Invokely at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, GitHub Contribution Chart Generator or Invokely?

Invokely has the lower median latency in our checks — GitHub Contribution Chart Generator responds in 4341 ms versus Invokely at 227 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do GitHub Contribution Chart Generator and Invokely need an API key?

GitHub Contribution Chart Generator needs no key, while Invokely 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 Invokely from the browser?

Only Invokely 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 Invokely free for commercial use?

GitHub Contribution Chart Generator has unclear commercial terms, and Invokely 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.