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.✉️
Signature.email - A powerful visual drag and drop email signature generator paired with the easiest way to maintain consistency for your whole team.
Email Signature Template Generator - Create your free email signature with our easy-to-use tool.
Signaturify - Email signature solution for G Suite, to manage all your company email signatures in one place.
MySigMail - UI email signature generator on GitHub