WiseStamp - WiseStamp allows you to easily create and implement slick and unique email signatures for your business.
Mailcastr - Create email signature that tells when your email is read.✉️
NEWOLDSTAMP - Email signature generator
Email Signature Template Generator - Create your free email signature with our easy-to-use tool.
Signature Maker - Signature Maker helps you create digital signature online. Signature creator is a simple, fast and free tool for making custom electronic/email/font signature.
MySigMail - UI email signature generator on GitHub