LibreTranslate vs OOPSpam

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms619217
P95 · ms1474360
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified (software is AGPL-3.0)Unverified
Free tierFree — /languages is keyless; hosted /translate may require a key or donationFree — limits not published
Rate limitUnpublished (per hosted instance)1000 req/window · 999 remaining
In directory since2026-07-052026-07-05
operationalpartialdownno data

LibreTranslate vs OOPSpam: common questions

Which is more reliable, LibreTranslate or OOPSpam?

Both are neck-and-neck — LibreTranslate and OOPSpam each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, LibreTranslate or OOPSpam?

OOPSpam has the lower median latency in our checks — LibreTranslate responds in 619 ms versus OOPSpam at 217 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 LibreTranslate and OOPSpam need an API key?

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

Can I call LibreTranslate and OOPSpam from the browser?

Only LibreTranslate is browser-friendly — it returns CORS headers over HTTPS. OOPSpam needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are LibreTranslate and OOPSpam free for commercial use?

LibreTranslate has unclear commercial terms, and OOPSpam 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.