Dark Duolingo

Darken Duolingo's UI to play online without burning your retinas! This extension affects Duolingo's style only, not its functionality.

Dark Duolingo is available to install from Firefox Browser Add-ons and for download from this page. It has 45 active users The latest version is 1.15, and it was published a year ago.

Install from Firefox Browser Add-ons
View source code
Total download count: 0 (Only count downloads from Firefox-Stats)

All available versions

You can find the current and older versions of Dark Duolingo here. You can download the archived versions or inspect their source codes.

As a free user, you can only download the latest version.

Upgrade to download older versions
Version Download Size Download count Timestamp
1.15 XPI · ZIP · Source code 41.67K 0 2023-09-22
1.14 Paid users only 41.61K 0 2023-08-16
1.13 Paid users only 42.00K 0 2023-06-23
1.12 Paid users only 41.72K 0 2023-06-02
1.10 Paid users only 41.64K 0 2023-05-18
1.9 Paid users only 40.85K 0 2023-04-13
1.7 Paid users only 40.07K 0 2023-01-24
1.6 Paid users only 39.90K 0 2022-12-22
1.5 Paid users only 102.38K 0 2022-12-15

Install XPI file

An XPI file, short for "XPInstall," is a compressed file format used primarily by Mozilla applications, like Firefox and Thunderbird, to distribute and install add-ons or extensions. These files are similar in function to CRX files for Chrome but cater to the Mozilla ecosystem.

  1. Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

  2. In Firefox browser, go to about:addons to open Add-ons Manager
  3. Click on , then select Install Add-on From File
  4. Select the Dark Duolingo ZIP file from step 1. Dark Duolingo is now installed on your browser.