Overview FakeSMTP is a Free Fake SMTP Server with GUI for testing emails in applications easily. It is written in Java. Configure your application to use "localhost" as your SMTP server, and all emails will be intercepted and displayed in this software. FakeSMTP uses SubEtha SMTP: an easy-to-use server-side SMTP library for Java. FakeSMTP is free to use for commercial and non-commercial projects a