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ItsThisForThat vs LibreTranslate

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

APIItsThisForThatNEW—LibreTranslateNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified (software is AGPL-3.0)
Free tierFree — limits not publishedFree — /languages is keyless; hosted /translate may require a key or donation
Rate limitUnpublished (docs ask you not to hammer it)Unpublished (per hosted instance)
In directory since2026-07-052026-07-05
operationalpartialdownno data

ItsThisForThat vs LibreTranslate: common questions

Which is more reliable, ItsThisForThat or LibreTranslate?

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

Do ItsThisForThat and LibreTranslate need an API key?

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

Can I call ItsThisForThat and LibreTranslate from the browser?

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

Are ItsThisForThat and LibreTranslate free for commercial use?

ItsThisForThat has unclear commercial terms, and LibreTranslate 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.