# Open-source translation

4 open-source translation rated against public privacy criteria.

1. [TranslateLocally](https://privacyratings.com/translation/translatelocally/): B (87/100). Open-source desktop app that translates text on the device with downloadable neural models from the Bergamot project, originally built at the University of Edinburgh. Browser extensions are also available.
2. [Apertium](https://privacyratings.com/translation/apertium/): B (77/100). Free and open-source rule-based machine translation platform, focused on related and lesser-resourced languages. Usable on apertium.org or installed locally for offline translation.
3. [LibreTranslate](https://privacyratings.com/translation/libretranslate/): C (67/100). Open-source machine translation API built on Argos Translate that can be self-hosted. A hosted instance at libretranslate.com offers a free web translator and paid API keys.
4. [Firefox Translations](https://privacyratings.com/translation/firefox-translations/): C (63/100). Built-in Firefox feature that translates web pages on the device with local machine translation models, without sending text to a cloud service.

Source: https://privacyratings.com/open-source/translation/