Utilities


Network


Wifi Check
With Wifi Check you can inspect your Wi-Fi and surrounding networks, scan and filter hundreds of nearby access points, troubleshot the competing access points and clogged Wi-Fi channels.
Download Wifi Check

IP Traffic Spy
Allows you to easily watch the data that is being passed back and forth from your computer and other computers on the internet or network. This is accomplished by reading the raw TCP/IP packets that are processed by your network adapter and displaying them in a user friendly fashion. Especially fun on older networks with HUBs (as opposed to switches) where data is frequently broadcast.
Download IP Traffic Spy


NetworkUsageView
NetworkUsageView extracts and displays the network usage information stored in the SRUDB.dat database of Windows 8 and Windows 10. The network usage data is collected every hour by Windows operating systems and includes the following information: The name and description of the service or application, the name and SID of the user, the network adapter, and the total number of bytes sent and received by the specified service/application.
Download NetworkUsageView

LMCheck
The Domain Time LMCheck test tool lets you roughly assess the current time of Windows machines on your network quickly and easily. It uses the built-in LAN Manager NetRemote TOD (Time of Day) function to check the time on all the machines in the browse list. Time variances from the machine on which you run LMCheck are calculated and displayed, taking into account any network latencies. You may select the domain you wish to scan from the drop-down list.
Download LMCheck

Net Profiles mod
Net Profiles mod saves your network settings in profiles and allows to apply these settings with a click of a button. Features: DHCP or static network configuration, including support for WINS server and DNS suffix; Proxy settings for Internet Explorer and Firefox, with separate proxy settings per protocol (http, https, ftp, socks, gopher) and proxy exceptions; Network drives to be connected on profile activation; ...
Download Net Profiles mod

Win Network Tools
Win Network Tools is a simple Windows OS software useful to troubleshoot network-related problems, like connection problems, TCP problems, and so on. The interface is easy to use, you can easily reset TCP\IP stack, flush DNS cache, release IP, renew IP, reset Winsock, enable or disable TCP Auto-Tuning, get MAC address, and much more.
Download Win Network Tools

Reset Data Usage
Many Windows 10 users who are on limited data plans prefer to reset or clear the data usage figures on the first day of the month. Luckily, you can reset or clear network data usage with a small portable application 'Reset Data Usage'.
Download Reset Data Usage

WakeMeOnLan
This utility allows you to easily turn on one or more computers remotely by sending Wake-on-LAN (WOL) packet to the remote computers. When your computers are turned on, WakeMeOnLan allows you to scan your network, and collect the MAC addresses of all your computers, and save the computers list into a file. Later, when your computers are turned off or in standby mode, you can use the stored computers list to easily turn on the desired computers.
Download WakeMeOnLan

Net Disabler
Technically, you can control internet by running netsh interface command in command prompt window to enable and disable the network connection that has the internet access. But that’s mostly for geeks who know a little bit of network and this way does not offer a guarantee. To make it even easier, you can use A small portable Freeware tool 'NetDisabler' you can use it to quickly turn the Internet off or on again.
Download Net Disabler

SoftPerfect Mobile Broadband Toolkit
SoftPerfect Mobile Broadband Toolkit is a free multipurpose tool that works with a built-in or USB-connected 3G/4G modem in your computer. With this software you no longer need to worry about the annoying and disruptive network disconnections. You can stay connected all the time, without interruptions, whether you are moving around in a car or a truck, or have to leave your computer or tablet unattended. Our Mobile Broadband Toolkit can check your Internet connection at set intervals and reconnect your device immediately once it detected a drop-out.
Download SoftPerfect Mobile Broadband Toolkit

NetXMS
NetXMS is an enterprise grade multi-platform open source network management and monitoring system. It provides comprehensive event management, performance monitoring, alerting, reporting and graphing for all layers of IT infrastructure - from network devices to business application layer. The system has three-tier architecture: the information is collected by monitoring agents (either our own high-performance agents or SNMP agents) and delivered to monitoring server for processing and storing.
Download NetXMS

WirelessKeyView
WirelessKeyView recovers all wireless network security keys/passwords (WEP/WPA) stored in your computer by the 'Wireless Zero Configuration' service of Windows XP or by the 'WLAN AutoConfig' service of Windows Vista, 7, 8, 10, and Windows Server 2008. It allows you to easily save all keys to text/html/xml file, or copy a single key to the clipboard. You can also export your wireless keys into a file and import these keys into another computer.
Download WirelessKeyView

NetworkOpenedFiles
NetworkOpenedFiles is a simple tool for Windows that displays the list of all files that are currently opened by other computers on your network. For every opened filename, the following information is displayed: Filename, user name, computer name (On Windows 7/2008 or later), Permissions information (Read/Write/Create), locks count, file owner, file size, file attributes, and more...
Download NetworkOpenedFiles

A.R.S.E.
A.R.S.E. is a program which automatically sends command scripts (rules) to your router (or NAS, Managed Switch, IP Camera, Access Point, or whatever). Essentially, it does automated, scriptable telnet. You can setup or tweak your device with a click! Although originally designed to configure Voyager and compatible routers, A.R.S.E. now works with ALL devices that support telnet.
Download A.R.S.E.

NetworkInterfacesView
NetworkInterfacesView is a simple tool that displays the list of all network adapters/interfaces installed on your system. It displays network interfaces that are currently active, as well as network interfaces that have been installed previously, and now they are not connected. For every network interface found on your system, the following information is displayed: Device Name, Connection Name, IP Address, Subnet Mask, Default Gateway, DHCP Server, Status, MAC Address and more...
Download NetworkInterfacesView

TCP/IP Manager
TCP/IP Manager is designed to help computer users keep track of their network configuration in different locations. At home or at work, changing network settings is now just one click away! Features: Save your network settings in an unlimited number of profiles; Easy switching between profiles (with tray icon and hotkeys); Generate batch files from network profiles; Import current system settings; Very fast and easy to use interface; Run at Windows startup; ...
Download TCP/IP Manager

Pinkie
Pinkie is a suite of network troubleshooting tools packaged in an intuitive, easy to use user interface using the One Window, One App architecture. At a very high level, Pinkie can continuously ping multiple hosts simultaneously; performs forward and reverse DNS lookups; starts traceroute automatically. The results of which can be logged to disk or copied to the clipboard with a click of a button. Traceroute can be copied as a whole or per hop basis. Last hop can be identified and copied with a simple right click.
Download Pinkie

SmartSniff
SmartSniff allows you to capture TCP/IP packets that pass through your network adapter, and view the captured data as sequence of conversations between clients and servers. You can view the TCP/IP conversations in ASCII mode (for text-based protocols, like HTTP, SMTP, POP3 and FTP), or as hex dump (for non-text base protocols, like DNS).
Download SmartSniff

TcpLogView
TcpLogView is a simple utility that monitors the opened TCP connections on your system, and adds a new log line every time that a TCP connection is opened or closed. For every log line, the following information is displayed: Even Time, Event Type (Open, Close, Listen), Local Address, Remote Address, Remote Host Name, Local Port, Remote Port, Process ID, Process Name, and the country information of the Remote IP (requires to download IP to country file separately).
Download TcpLogView

WhoIsConnectedSniffer
WhoIsConnectedSniffer is a network discovery tool that listens to network packets on your network adapter using a capture driver (WinpCap or MS network monitor) and accumulates a list of computer and devices currently connected to your network. WhoIsConnectedSniffer uses various protocols to detect the computers connected to your network, including ARP, UDP, DHCP, mDNS, and BROWSER. For every detected computer or device, the following information is displayed: IP Address, MAC Address, name of the device/computer, description, Operating System, Network Adapter Company, IPv6 Address.
Download WhoIsConnectedSniffer

NetGhost
A small Windows tool, which set your IP configuration by the name (SSID) of the connected WLAN. After the settings are stored, you need 0 clicks to change your IP address, subnet mask, gateway and DNS server. Features: tiny footprint; change IP address, subnet mask, gateway, DNS server; portable; change IP settings with zero user interaction.
Download NetGhost

CurrPorts
CurrPorts displays the list of all currently opened TCP/IP and UDP ports on your local computer. For each port in the list, information about the process that opened the port is also displayed, including the process name, version information, the user that created it, and more. In addition, CurrPorts allows you to close unwanted TCP connections, kill the process that opened the ports, and save the TCP/UDP ports list to HTML file, and more.
Download CurrPorts

Network Activity Indicator for Windows 7
Network Activity Indicator displays the old 'two monitors' icon in Windows 7 that flashed blue to show network activity on the System Tray. Network Activity Indicator indicates outgoing and incoming network packets on all available interfaces. This utility is a standalone executable. Run the program, you'll see a new system tray icon. Now you can monitor your network traffic in Windows 7 using XP-like 'two monitors' icon on the System Tray. To customize program settings right click the mouse on the System Tray icon.
Download Network Activity Indicator

WifiChannelMonitor
WifiChannelMonitor captures wifi traffic on the channel you choose, using Microsoft Network Monitor capture driver in monitor mode, and displays extensive information about access points and the wifi clients connected to them. WifiChannelMonitor also allows you to view the information about wifi clients that are not connected to any access points, including the list of SSIDs (network names) that they are trying to connect. For every access point, the following information is displayed: SSID, MAC Address, Device Manufacturer , PHY Type, Channel, RSSI, Security, Beacons Count, Probe Responses Count, Data Bytes, Retransmitted Data Bytes, and more... For every client, the following information is displayed: MAC Address, Device Manufacturer, SSID list that the client tries to connect, Sent Data Bytes, Received Data Bytes, Probe Requests Count, and more...
Download WifiChannelMonitor

NetworkTrafficView
NetworkTrafficView is a network monitoring tool that captures the packets pass through your network adapter, and displays general statistics about your network traffic. The packets statistics is grouped by the Ethernet Type, IP Protocol, Source/Destination Addresses, and Source/Destination ports. For every statistics line, the following information is displayed: Ethernet Type, IP Protocol, Source/Destination Address, Packets Count, and more...
Download NetworkTrafficView

Angry IP Scanner
Angry IP Scanner (or simply ipscan) is an open-source and cross-platform network scanner designed to be fast and simple to use. It scans IP addresses and ports as well as has many other features. It is widely used by network administrators and just curious users around the world, including large and small enterprises, banks, and government agencies.
Download Angry IP Scanner

ListShares
ListShares is a simple application with admittedly limited appeal. ListShares provides a quick and easy way to view all the shares on the current or remote computer. ListShares is designed for and only works on a local area network (LAN), and does not work across the Internet.
Download ListShares

SoftPerfect Network Protocol Analyzer
SoftPerfect Network Protocol Analyzer is a free professional tool for analysing, debugging, maintaining and monitoring local networks and Internet connections. It captures the data passing through the dial-up connection or Ethernet network card, analyses this data and then represents it in a readable form. This is a useful tool for network administrators, security specialists, network application developers and anyone who needs a comprehensive picture of the traffic passing through their network connection or segment of a local area network.
Download SoftPerfect Network Protocol Analyzer

NetworkLatencyView
NetworkLatencyView is a simple tool for Windows that listens to the TCP connections on your system and calculates the network latency (in milliseconds) for every new TCP connection detected on your system. For every IP address, NetworkLatencyView displays up to 10 network latency values, and their average. The latency value calculated by NetworkLatencyView is very similar to the result you get from pinging to the same IP address. NetworkLatencyView also allows you to easily export the latency information to text/csv/tab-delimited/html/xml file, or copy the information to the clipboard and then paste it to Excel or other application.
Download NetworkLatencyView

DNSQuerySniffer
DNSQuerySniffer is a network sniffer utility that shows the DNS queries sent on your system. For every DNS query, the following information is displayed: Host Name, Port Number, Query ID, Request Type (A, AAAA, NS, MX, and so on), Request Time, Response Time, Duration, Response Code, Number of records, and the content of the returned DNS records. You can easily export the DNS queries information to csv/tab-delimited/xml/html file, or copy the DNS queries to the clipboard, and then paste them into Excel or other spreadsheet application.
Download DNSQuerySniffer

IPc
IPc (IP checker) is just a simple tool to find out what your Public IP address is. It is under the form of (Non annoying) Taskbar Icon.
Download IPc

HTTPNetworkSniffer
HTTPNetworkSniffer is a packet sniffer tool that captures all HTTP requests/responses sent between the Web browser and the Web server and displays them in a simple table. For every HTTP request, the following information is displayed: Host Name, HTTP method (GET, POST, HEAD), URL Path, User Agent, Response Code, Response String, Content Type, Referer, Content Encoding, Transfer Encoding, Server Name, Content Length, Cookie String, and more... You can easily select one or more HTTP information lines, and then export them to text/html/xml/csv file or copy them to the clipboard and then paste them into Excel.
Download HTTPNetworkSniffer

IP Viewer
IP Viewer is a program that displays information about the adapters on your computer. This includes IP address, MAC address, and host name. IP Viewer hides in system tray, auto refresh IP data, View all adapters on your system both virtual and physical, and shows adapter status and supported IP versions.
Download IP Viewer

LAN Bridger
LAN Bridger is an easy-to-use VPN tool. It lets you be a part of the same local computer network at your job, on the road, or half way around the world. Share files. Administer machines. Access music, Or kick back and play a game. If you can do it locally, LAN Bridger lets you do it remotely. It's as easy as click, click, you're connected.
Download LAN Bridger

SniffPass
SniffPass is small password monitoring software that listens to your network, capture the passwords that pass through your network adapter, and display them on the screen instantly. SniffPass can capture the passwords of the following Protocols: POP3, IMAP4, SMTP, FTP, and HTTP (basic authentication passwords). You can use this utility to recover lost Web/FTP/Email passwords.
Download SniffPass

IENetP Test Tool
Industrial Ethernet Network Performance (IENetP) Test Tool developed by the National Institute of Standards & Technology (NIST). This test tool determines the network performance of industrial devices using standardized metrics and tests.
Download IENetP Test Tool

Wireshark
Wireshark is the world's foremost network protocol analyzer, and is the de facto (and often de jure) standard across many industries and educational institutions.
Download Wireshark


VNC (Virtual Network Computing)


Myrtille
Myrtille provides a simple and fast access to remote desktops and applications through a web browser (without any plugin, extension or configuration). It works by forwarding the user inputs (keyboard, mouse, touchscreen) from a web browser to an HTTP(S) gateway, then up to an RDP client which maintain a session with an RDP server. The display resulting, or not, of such actions is streamed back to the browser, from the rdp client and through the gateway.
Download Myrtille

TurboVNC
TurboVNC is a high-performance, enterprise-quality version of VNC based on TightVNC, x4vnc, TigerVNC, and X.org. It contains a variant of Tight encoding that is tuned for maximum performance and compression with 3D applications (VirtualGL), video, and other image-intensive workloads. TurboVNC, in combination with VirtualGL, provides a complete solution for remotely displaying 3D applications with interactive performance. TurboVNC's high-speed encoding methods have been adopted by TigerVNC and libvncserver, and TurboVNC is also compatible with any other TightVNC derivative.
Download TurboVNC

OnlineVNC Server
OnlineVNC Server is a quality and easy-to-use program that allows you to control your desktop from the web-browser from Windows, Linux or Mac OS X. Viewer for the server is written using Adobe Flash technology and requires no installation at all. With this solution you can use your desktop from anywhere - from home, from work, from Internet cafes, hotels, everywhere where there is Internet and a Web Browser.
Download OnlineVNC Server

TightVNC
TightVNC is a free remote control software package. With TightVNC, you can see the desktop of a remote machine and control it with your local mouse and keyboard, just like you would do it sitting in the front of that computer.
Download TightVNC

UltraVNC
UltraVNC is a powerful, easy to use and free software that can display the screen of another computer (via internet or network) on your own screen. The program allows you to use your mouse and keyboard to control the other PC remotely. It means that you can work on a remote computer, as if you were sitting in front of it, right from your current location. If you provide computer support, you can quickly access your customer's computers from anywhere in the world and resolve helpdesk issues remotely!
Download UltraVNC