Our data migration solutions can be launched from a command line with session name as a parameter, which keeps source/ target db connection settings and other predefined options. Passwords for accessing servers can be saved in a session file as well.
C:\Program Files\DBConvert\MSSQL2MySQLPro\MSSQL2MySQLPro5_Cons.exe /Session:"Session Name"
NOTE: You should run the software in GUI mode to create a session file with parameters Initially . In /Session:"Session name" parameter you should specify the session name created before.