Tiện ích
Chào mừng đến với tiện ích Thunderbird.
Add extra features and styles to make Thunderbird your own.
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Giới thiệu về Tiện ích này
This is a simple add-on, using the Experimental API. Unfortunately, the Experimental API lives close to the Thunderbird core, so the permissions are scary. But, there are only 19 lines of code which you can inspect, since XPI files are really ZIP files.
