1
Hristo Nikolaev
3
Open source
B&W Port Scanner is a program that will scan your TCP ports.
9
Nsasoft LLC.
2,786
Freeware
List available hosts, open ports, and their characteristics.
Phoenix Contact GmbH Co. KG
17
Freeware
Create virtual COM ports for FL COMSERVER BASIC devices.
23
Shvechkov Alexey
204
Freeware
Named Pipe TCP Proxy - utility which provides access to named pipes on Windows.
3
SMTP Server Software
70
Shareware
QK SMTP Server is a mail server base on Simple Mail Transfer Protocol.
3
HW group
1,738
Freeware
HW Virtual Serial Port allows creating virual serial port drivers.
Stefan Zieker
78
Open source
Scriptable data terminal supporting serial port, UDP, TCP client/server, etc.
IDT Corporation
68
Freeware
The dialer uses one local UDP port and one local TCP port.
37
NetworkActiv
84
Shareware
NetworkActiv AUTAPF is a UDP and TCP port forwarder.
DataSet
12
Freeware
A multi-threaded and fast TCP port scanner.
22
Foundstone Inc.
15
Freeware
A powerful connect-based TCP port scanner, pinger and hostname resolver. Multithreaded and asynchron....
2
10-Strike Software
81
Shareware
Send an ICMP packet (ping) to a device, connect to a required TCP port.
1
Mike Gavaghan
67
Open source
This tool is handy if you encountered unexpected TCP port conflict exceptions.
1
DesertHail
ServerTalk lets you communicate directly with a TCP or UDP port on a server.
2
Flachmann & Heggelbacher
938
Shareware
Establishes TCP connections, accepts a TCP connection on a local port, etc.
86
Tansu TURKOGLU
22
Freeware
Tansu TCP, Free TCP Trace Tool which forwards tcp packets to another server.