Management & operating of AT-based (e.g. Sagem) mobile phones/modems
JYMAG (Jig Your Music And Graphics) is a program for communicating with serial-port-based mobile phones.
It is a free replacement for the Sagem mobile phone software, 'My Pictures and Sounds', and a general-purpose serial terminal.
See the project homepage https://jymag.sourceforge.io and the project Wiki in the menu above.
GUMA is a GPRS-Gateway written in C#. It contains a terminal for serial communication, phonecall-screen, SMS-Screen to sendSMS from GPRS USB-Modem to GPRS phone. Param: Port, Baud, Parity, Data-/Stopbits, Write-/Readtimeout, Pin.
Read an e-mail message from a mail client and send it to a cellular phone number. Read an SMS from GSM celular phone and send it to a given e-mail direction.