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Add extra features and styles to make Thunderbird your own.

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Featured Extensions

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Two little birds Featured

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

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Japanese Tattoo Featured

Colors and accent adjusted

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

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Airmail Featured

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

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Thunderbird Suave Featured

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

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Fresh Green Leaves Featured

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

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Blur (violet, orange, green) Featured

Blur, violet, orange, green.

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

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Dark Fox Featured

My dark version of the Firefox logo.

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

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