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

Thunderbird Suave Featured

Rated 4 out of 5 stars (28)
19,578 users

Download Now

Airmail Featured

Rated 5 out of 5 stars (12)
1,907 users

Download Now

Japanese Tattoo Featured

Colors and accent adjusted

Rated 5 out of 5 stars (80)
1,460 users

Download Now

Dark Fox Featured

My dark version of the Firefox logo.

Rated 5 out of 5 stars (599)
18,824 users

Download Now

Blur (violet, orange, green) Featured

Blur, violet, orange, green.

Rated 4 out of 5 stars (3)
1,304 users

Download Now

Fresh Green Leaves Featured

Rated 5 out of 5 stars (59)
3,294 users

Download Now

Two little birds Featured

Rated 5 out of 5 stars (114)
20,079 users

Download Now