Latest Version:
3.0 Updated:
7 years ago Removed
Ready to install?
One is available for download. Be careful when installing it.
Available versions
You can find the current and older versions of One here. You can download the archived versions or inspect their source codes.
As a free user, you can download up to 3 latest versions.
Upgrade to download older versions
| Version | Download | Size | Download count | Timestamp |
|---|---|---|---|---|
| 3.0 | XPI · ZIP · Source code | 71.27KB | 0 | 2019-05-13 |
3.0 71.27KB
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.
- Simply drag-and-drop the XPI into Firefox to install the add-on.
Install ZIP file
- Download the One ZIP file.
- In Firefox browser, go to
about:addonsto open Add-ons Manager - Click on ⚙, Install Add-on From File

- Select the One ZIP file from step 1. One is now installed on your browser.
Best One Alternatives
Here are some Firefox add-ons that are similar to One:
Shades of blue
Nuclear_Assassin_Productions
meninblue
mastermind11
diamondblue1
rugbymidland
A little blue
tiqus
fractal shades of blue 2
myalibi
Blue Abstracts
Neofuu
Shades-Of-Blue
Sinine
Nice blue abstract
Alexanderh
shades of blueness
Zhandra
blue abstract
Firefox user 14652545
Luminous 1
Sherri Jones
Lite Shades Of Blue
mandolin96