NetworkActiv Port Scanner 4.0 (by NetworkActiv)
Quality network tools, DNS-dig, whois, OS fingerprinting, and more...

NetworkActiv PIAFCTM 2.2.1 (by NetworkActiv)
Packet analyzer with HTTP file capture and a neat Graphical Packets Mode

NetworkActiv Web Server 3.5.16 (by NetworkActiv)
Easy to use, free, Windows based Web Server supporting CGI, PHP, and Perl...

Soundy Mouse 1.0 (by NetworkActiv)
Make your mouse beep when it moves.

NetworkActiv AUTAPF 1.0 (by NetworkActiv)
Configurable UDP and TCP port forwarding for Windows, 100% freeware.

NetworkActiv PIAFCTM 2.2.1 (by NetworkActiv)
Packet analyzer with HTTP file capture and a neat Graphical Packets Mode

HttpDetect (EffeTech HTTP Sniffer) 3.6 (by EffeTech Sniffer)
HTTP sniffer, packet analyzer, content rebuilder and http traffic monitor.

HttpDetect (EffeTech HTTP Sniffer) 3.6 (by EffeTech Sniffer)
HTTP sniffer, packet analyzer, content rebuilder and http traffic monitor.

NetworkActiv PIAFCTM (Free Edition) 1.5.2 (by NetworkActiv)
Packet analyzer with HTTP file capturing and more. Freeware.

Network Traffic Monitor and Analyzer PRO5.0 (by Javvin Company)
Network traffic monitor, packet analyzer, protocol decoder

HTTP Analyzer 2.2.2.109 (by IEInspector Software)
HTTP and HTTPS Protocol Analyzer

Etherscan Analyzer 2.0 (by Etherscan Technologies)
Application for capturing and analyzing network packets

Network Protocol Packet Analyzer pro 5.0 (by Javvin Company)
Affordable and easy to use packet analyzer, protocol decoder & traffic monitor

Network Troubleshooting Analyzer 6.0 (by Javvin Company)
Affordable and easy to use packet analyzer, protocol decoder & traffic monitor

EtherDetect Packet Sniffer 1.2 (by EtherDetect Packet Sniffer)
Connection-oriented packet sniffer and protocol analyzer.

Netoscope 1.6 (by Basta Computing, Inc.)
Netoscope: Internet server monitor.

The Dude 1.1 (by MikroTik)
The Dude will layout your network on a map and will monitor services of devices

Sniff-em Packet sniffer 1.12 (by YASC LTD)
Sniff'em 1.12 is a Windows based allround Packet sniffer and Network analyzer.

SNMPTest 1.03 (by Noel Danjou)
Query and monitor any SNMP-compatible device

MailMonitor 1.6.3 (by DigiArch.org)
If you have mail problems, MailMonitor shows you what's going on at port level.