Packagist vs Serialif Color

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

Uptime · 30d
Uptime · 90d100%35.3%
Uptime · 30d100%36.7%
P50 · ms611680
P95 · ms9393886
Authnonenone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Packagist vs Serialif Color: common questions

Which is more reliable, Packagist or Serialif Color?

On our scheduled checks, Packagist leads on measured uptime — Packagist at 100% versus Serialif Color at 35.3% 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, Packagist or Serialif Color?

Packagist has the lower median latency in our checks — Packagist responds in 61 ms versus Serialif Color at 1680 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 Packagist and Serialif Color need an API key?

Neither needs a paid key — Packagist is callable with no signup, and Serialif Color is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Packagist and Serialif Color from the browser?

Neither sends browser-friendly CORS headers reliably, so call Packagist and Serialif Color from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Packagist and Serialif Color free for commercial use?

Packagist has unclear commercial terms, and Serialif Color 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.