Local SMTP server that can be used for testing and development - won't actually deliver mail [closed]

Answer 1

Papercut is likely what you want.

Answer 2

You may want to look at NDdumbster

Answer 3

Awesome, free, cross-platform, and even runs well in a VM environment like Vagrant: http://mailcatcher.me/

Answer 4

Another local test SMTP server application: https://nilhcem.github.io/FakeSMTP/