Firefox Translations

Translate websites in your browser, privately, without using the cloud. The functionality from this extension is now integrated into Firefox.

Firefox Translations: Browser Based Private Translations Add-on

'Firefox Translations' is a Firefox extension that translates web content directly within your Firefox browser, ensuring user privacy by keeping all translations local and not using the cloud. Initially standalone, this feature has now been integrated into Firefox. This translation tool supports numerous languages, with aid from The Bergamot Project Consortium, and funding from the European Union's Horizon 2020 programme.

Add-on stats

Daily users: 56,325
1.32K
Version: 1.3.4buildid20230720.091143 (Last updated: 2023-07-21)
Creation date: 2022-06-02
Weekly download count: 6,203
Firefox on Android: No
Risk impact: High risk impact
Risk likelihood:
Manifest version: 2
Permissions:
  • <all_urls>
  • tabs
  • webNavigation
  • storage
  • mozillaAddons
  • contextMenus
Size: 3.22M

Other platforms

Not available on Chrome
Not available on Android
Not available on Edge
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Add-on summary

NOTE: The features previously offered by this extension are now integrated into Firefox, eliminating the need for any additional installations.

Firefox Translations provides automated translation of web content. Unlike cloud-based alternatives, translation is done locally, on the client-side, so that the text being translated does not leave your machine.

It can be installed on Firefox for Android Nightly or Beta by following these steps.

Watch this video for a complete presentation about this project.

Languages supported:

Production Spanish Estonian English German

See more

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Works well on mobile devices
  • Some users find it satisfactory with basic translations
  • Users appreciate the concept and potential of the add-on
Cons
  • Does not work well on Windows 10, showing error messages
  • Limited language support compared to competitors
  • Translation accuracy and capabilities are lacking, especially for complex languages like Chinese
  • Error when loading the translation engine
  • No automatic language detection, requiring manual input
Most mentioned
  • Inconsistent performance across devices
  • Frequent error messages during use
  • Limited number of supported languages
  • Poor user experience compared to alternatives like Google
  • Lack of updates and support from developers
User reviews
by fabio, 2025-02-04

double click doesn't work. fk firefox

View all user reviews

Add-on safety

Risk impact

Firefox Translations requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
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Risk likelihood

Firefox Translations has earned a fairly good reputation and likely can be trusted.

Risk likelihood analysis details
  • Medium This extension has medium user count. Unpopular extensions may not be stable or safe.
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