Latest Version:
2.0 Updated:
7 years ago
Ready to install?
first_one is available to install from Firefox Add-ons Store and for download from this page.
2
Daily users
No ratings yet
0
Total downloads
Available versions
You can find the current and older versions of first_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 |
|---|---|---|---|---|
| 2.0 | XPI · ZIP · Source code | 533.85KB | 0 | 2019-05-13 |
2.0 533.85KB
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 first_one ZIP file.
- In Firefox browser, go to
about:addonsto open Add-ons Manager - Click on ⚙, Install Add-on From File

- Select the first_one ZIP file from step 1. first_one is now installed on your browser.
Best first_one Alternatives
Here are some Firefox add-ons that are similar to first_one:
First Persona in firefox
snowy478
Firefox is the future
kamikazedesign
Dark_shades
JJ Posti
Green Blue Firefox by neXx
radeon37
GreenLace
greencathat
Final-shades
JJ Posti
Adapt-1
JJ Posti
FIREFOX BLUE PARADISE
Stefan Fronz
Classic Fox
cfultz
My First Firefox Persona
Durion
Animated Firefox Persona
sprucemagoo1
Realistic Firefox blue
Esquitax