Jeffrey Meller
Open source
It allows reading and writing from or to any serial port on a computer.
MagTek, Inc.
46
Freeware
It supports a wide range of swipe readers including the RS-232 product line.
3
HW group
1,724
Freeware
HW Virtual Serial Port allows creating virual serial port drivers.
2
Jamshaid Faisal
173
Open source
Process And Port Analyzer is a packet viewer and sniffer.
3
Sony Corporation
4,963
Freeware
Drivers and diagnostic tool for RC-S380/S USB NFC reader.
3
ELTIMA Software GmbH
224
Shareware
Control serial ports and manage them and track their activity.
Tactical Software, LLC
51
Shareware
It allows you to use modem servers and share modem pools.
1
Jaspreet Kaleka
29
Freeware
A simple User Control developed in C#.Net used to control the Parallel Port.
Iconian Fonts
1
Freeware
Wolf's Bane (True Type) allows you to create text using the famous marvell font.
2
RouterAider Software
399
Shareware
Router Port Forwarding is a port forwarding and port triggering tool for router.
3
Oshon Software
49
Freeware
Parallel Port PIC Programmer uses PC's parallel port for communication.
2
AGG Software
839
Freeware
COM Port Data Emulator is a tool for emulating a com port or an Ethernet device.
4
AGG Software
683
Freeware
COM Port Stress Test is a tool for testing a COM or RS232 port (device).
Gonsoft, Inc.
6
Shareware
1st Net Scanner is a useful IP Finder and Port Finder. It builds IP finder, port finder, IP scanner...
TAPR
8
Freeware
The vnar performs measurements on one port or two port networks.
18
ELTIMA Software GmbH
59
COM Port Redirector enables data redirection from one rs232 port to another.
5
Lalim Software
167
Freeware
Lalim Parallel Port Control can control hardware through the parallel port.