1. tap.pl – a tool for monitoring communication between a client and a server
  2. tap_wp.pl – a version of tap.pl, suitable for webservers that care about the setting of the Host header
  3. mock_server.pl – an automated tool for testing clients using canned response to requests
  4. mock_client.pl – an automated tool for testing servers using parameterised messages
  5. calc.pl – a simple calculator