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GitHub Contribution Chart Generator vs HOL Registry Broker

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

APIGitHub Contribution Chart GeneratorHEALTHY68HOL Registry BrokerHEALTHY94
Uptime · 30d
Uptime · 90d79.4%99.02%
Uptime · 30d85.0%100%
P50 · ms4374386
P95 · ms4992913
AuthnoneapiKey
CORSnono
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 HOL Registry Broker: common questions

Which is more reliable, GitHub Contribution Chart Generator or HOL Registry Broker?

On our scheduled checks, HOL Registry Broker leads on measured uptime — GitHub Contribution Chart Generator at 79.4% versus HOL Registry Broker at 99.02% 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 HOL Registry Broker?

HOL Registry Broker has the lower median latency in our checks — GitHub Contribution Chart Generator responds in 4374 ms versus HOL Registry Broker at 386 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 HOL Registry Broker need an API key?

GitHub Contribution Chart Generator needs no key, while HOL Registry Broker 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 HOL Registry Broker from the browser?

Neither sends browser-friendly CORS headers reliably, so call GitHub Contribution Chart Generator and HOL Registry Broker from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are GitHub Contribution Chart Generator and HOL Registry Broker free for commercial use?

GitHub Contribution Chart Generator has unclear commercial terms, and HOL Registry Broker 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.