LibreTranslate

Free, self-hosted machine translation

LibreTranslate is an AGPL-3.0 translation API you can run on your own server, powered by the open-source Argos Translate engine rather than big-tech services. Schools, nonprofits, and developers can translate text privately, or use the paid hosted API.

Available on

Self-hostedAPIWeb

Pricing

Self-hosting free (AGPL-3.0); hosted API plans $14/mo, $29/mo, $58/mo

Free tier available

Freemium pricing

Price checked Oct 29, 2026

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Source

Official site

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