10,697 signatures created and counting

Email Signatures for Thunderbird

Send your Thunderbird emails with style.

Create your own customized and professionally designed HTML email signature for Thunderbird with Email Signature Rescue.

Select any of our HTML email signature templates and customize it with your own details, using our Email Signature Rescue software. No HTML knowledge needed.

Add your own information to the Thunderbird signature like your name, role, company name, email, phone numbers, addresses and more.

Upload your own business logo or image, and add links to your social pages like LinkedIn, Facebook, Twitter and Pinterest. Over 50 social networks are included, in 20+ colors to choose from to match your business branding.

When you have finished customizing your Thunderbird signature, Email Signature Rescue saves your signature to your Dashboard for editing later and provides the HTML file for you to set up your signature in Thunderbird, following our website's easy instructions and videos.


See examples Create your Thunderbird Signature


Images & Icons

Upload, crop and resize images easily and add them to your email signature the correct way.


We test our email signatures across all major email clients and apps, so you don't have to.

Easy Editing Software

You don't have to know anything about HTML. Edit and manage email signatures online.

Help & Support

Easy installation guides and videos. And if you run into any issues, we're here for you.


Why use our Thunderbird HTML email signature templates?

  • Handcrafted, quality HTML code written by design professionals with over 10 years experience in HTML programming.
  • Our Thunderbird signatures have been tested to work across major email client software.
  • Get access to our growing range of awesome Thunderbird signature designs, that make creating your (or your client's) Thunderbird signatures a breeze.
  • Use our own email signature software to design your Thunderbird signatures and store them to a Dashboard for editing later.
  • We host your images and give you access to our image library to add cool stuff like social icons that link to all your favorite social networks in your Thunderbird signatures too!
  • And finally, what good is a great email signature if you don't know how to install your email signature in your email software. We offer Thunderbird signature installation guides and email support too.

Our Thunderbird Email Signature Installation Guide

 Read our Thunderbird Signature Installation Guide

Our Thunderbird Email Signature Designs

When you join Email Signature Rescue, you don't get just one Thunderbird signature template, you get them all. Change designs any time you like.

Our Email Signature Software

Meet some of our clients


Tracy Caffrey, RE/MAX Uptown

I think a professional signature that allows you to direct your clients to your website and social media pages is a wise investment for any small business owner.

A wise investment for any small business owner.


Chad Snider, Gateway Media Services

LOVE this service! My emails not only look more professional and friendly, but also allow easy linking to my professional social media accounts.

A must-have for your business.


Alisha Purcell

The signatures are beautiful and you can't find them any where else. They are a beautiful presentation that makes a statement, plus it was easy to use.

The signatures are beautiful.


David Schmeikal, Ink8 Studios

Love this service! What you've done to take the heavy lifting out of signature design is stellar!

Love this service!

Works with

Over 3,000 customers worldwide use Email Signature Rescue to create their email signatures.