Add-ons
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Thunder Sign Editor 1.0
by Black Syphilis
Thunder Sign Editor ✍️
Visual signature editor for Thunderbird (WYSIWYG)
Thunder Sign Editor is a lightweight Thunderbird extension that lets you visually design, copy, and apply email signatures to any of your Thunderbird identities.
About this Add-on
Features
WYSIWYG (What You See Is What You Get) editor based on QuillJS Apply HTML signatures directly to Thunderbird accounts Select text color and background with custom color pickers Control font style, size, and formatting (bold, italic, underline, etc.) Add links and images to your signature One-click copy to clipboard Reset your signature easily
