SMTP mail catchers

Simple mail servers to catch mail and dump/display it

Python server on localhost, port 8025:
python3 -m aiosmtpd -nd
http://aiosmtpd.readthedocs.io/en/latest/
for port 25 do
aiosmtpd -l :25

Older python3 interface
sudo python -m smtpd -n -c DebuggingServer localhost:25

Ruby gem to catch and display via http on port 1080 - https://github.com/sj26/mailcatcher