Checkbox Column 1.4.68 Requires Restart
by Michael Ganss
Adds a custom column to Thunderbird's messages list (thread tree), making it easier to select multiple messages on devices with a touchscreen display.
About this Add-on
You can toggle the selection status of a row by clicking/tapping the circle. By default, the row height is increased to reduce potential tapping errors. This can be turned off in the extension's settings.