This is a very simple fix to JUST increase the font size of the folder lists and the contents of the currently selected folder.
Style for Thunderbird Conversations
A remix of Thunderbird Darkning by BastienHo.
Restyles the tabs like Chrome
Invertes the colors of all mails in Thunderbird. Contained Images are uneffected. Ment as optional addition to "Developer Edition Dark" and "Thunderbird Dark". If you have any issues with this style, please open a ticket at https://github.com/NiklasGollenstede/stylish
Display calendar a dark way for a use of a dark theme in thunderbird
Thunderbird Dark Blue theme This theme has been created for Ambiance Dark Blue theme from gnome-look.org created and tested on Thunderbird version 31.0. In new version add custom color for treechildren
Makes Thunderbird tabs square. Works with TB 38.
Adjusts Thunderbird's "lightweight theme"/"persona" effects to be more akin to those of Firefox on Windows 10: "overlays" buttons on top of the theme's background instead of "cutting out" holes for them; fixes the window's top border color not match with system border color.
It's a theme similar to wonderful Charamel-Theme. Works with Thunderbird standardtheme.