Freeware Networking tools

• OCS Inventory [GNU GPL]



• Packetyzer [GNU GPL]



• WinDump [BSD]



• Analyzer [BSD]



• Ethereal Network Analyzer [GNU GPL] (deprecated)



• Wireshark [GNU GPL]



• Packetizer [GNU GPL]



• Nmap [GNU GPL]



• Show Traffic [BSD]



• daSniff [no license]



• Network Game Detect [BSD]



• Port scanner [GPL]



• ngrep [Other/Proprietary License]



• Knocker [GNU GPL]



• Winip [Artistic License]



• NetBios Scan [GNU GPL]



• NetBIOS Enumerator [GNU GPL]



• OpenVPN [GNU GPL]



• DeeEnEs [GNU GPL]



• Dynksys Dynamic IP Updater [GNU GPL]



• MyDyndns [GNU GPL]



• SSL-Explorer [GNU GPL]



• Hardscan [GNU GPL]



• tcping [GNU GPL]



• mturoute [Public Domain]



• tsb [GNU GPL]



• Scapy [GNU GPL]



• OpenRSM [GNU GPL]