jsDelivr vs RubyGems
Same instrument, two spec sheets — measured, not claimed.
jsDelivr vs RubyGems: common questions
Which is more reliable, jsDelivr or RubyGems?
On our scheduled checks, jsDelivr leads on measured uptime — jsDelivr at 100% versus RubyGems 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, jsDelivr or RubyGems?
jsDelivr has the lower median latency in our checks — jsDelivr responds in 181 ms versus RubyGems at 311 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 jsDelivr and RubyGems need an API key?
Neither needs a paid key — jsDelivr is callable with no signup, and RubyGems is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call jsDelivr and RubyGems from the browser?
Yes — both jsDelivr and RubyGems send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.
Are jsDelivr and RubyGems free for commercial use?
jsDelivr has unclear commercial terms, and RubyGems 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.