Welcome to Thunderbird Add-ons.

Add extra features and styles to make Thunderbird your own.

Close

On the go?

Check out our Mobile Add-ons site.

Close

Featured Extensions

Subscribe

Blur (violet, orange, green) Featured

Blur, violet, orange, green.

Rated 4 out of 5 stars (7)
1,355 users

Download Now

Airmail Featured

Rated 4 out of 5 stars (14)
2,358 users

Download Now

Japanese Tattoo Featured

Colors and accent adjusted

Rated 5 out of 5 stars (82)
1,898 users

Download Now

Two little birds Featured

Rated 5 out of 5 stars (121)
20,716 users

Download Now

Thunderbird Suave Featured

Rated 4 out of 5 stars (37)
18,928 users

Download Now

Dark Fox Featured

My dark version of the Firefox logo.

Rated 5 out of 5 stars (603)
14,134 users

Download Now

Fresh Green Leaves Featured

Rated 5 out of 5 stars (60)
4,282 users

Download Now