Certopus - Design & Deliver verifiable certificates
Sertifier - Best way to send smart certificates & open badges!
Certificates by Graphy - Certificates by Graphy lets you share beautiful custom certificates to all your learners at once.
Credly - Used to post and verify educational credentials
CertifyMe - Your trusted credential platform
Accredible - Accredible is the new digital credential standard for the online learning age.