Fake SMTP mail server for testing purposes.
Features:
- Count a number of received emails
- Determine mail sending rate
- Capture mail content to file

Usage example:
>>python fakesmtp.py host port capture
where 
  host - host where SMTP server will be running
  port - port to listen
  capture - enable/disable capturing of mails content (on/off) 
e.g.
>>python 127.0.0.1 2525 off
If running without arguments then SMTP server will be running at 127.0.0.1:25 with capturing enabled.

In addition to Python script you can get Py2Exe build from Downloads.