Network Manager is an open source project with code, documentation, and setup resources for network diagnostics.
mRemoteNG (Multi-Remote Next Generation) is an open-source, tabbed remote connections manager for Windows. It presents remote connections in a single interface and supports multiple protocols including RDP, VNC, SSH, and HTTP/S.
NetBlocks provides network diagnostics for checking connectivity, traffic, devices, or internet performance.
LibreSpeed is a free and open source speedtest that runs in the browser or can be self-hosted on a PHP, Golang, Rust or Node server. It is licensed under LGPL and measures download, upload, ping, and jitter without Flash, Java, or Websockets.
Pinging.net is a web tool for testing and monitoring an internet connection. It reports status for HTTP, DNS, WebRTC and the browser, and shows web ping statistics including last, minimum, maximum and average values and packet loss, with updates every 30 seconds.
NETworkManager is a free, open-source tool for managing networks and troubleshooting network problems. It includes 28 built-in tools such as an IP scanner, port scanner, ping monitor, DNS lookup, remote desktop and PowerShell in a single interface. It offers profiles for organizing hosts, and no license, subscription or telemetry.
PortChecker is a free online tool for checking whether the ports of an internet-connected device are open or closed. It can also ping a remote server and test port forwarding settings. The tool attempts a TCP connection and reports success or a port open signal. Checking requires the computer to be reachable via a public IP address or have a port forwarded.
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mRemoteNG (Multi-Remote Next Generation) is an open-source, tabbed remote connections manager for Windows. It presents remote connections in a single interface and supports multiple protocols including RDP, VNC, SSH, and HTTP/S.
NetBlocks provides network diagnostics for checking connectivity, traffic, devices, or internet performance.
LibreSpeed is a free and open source speedtest that runs in the browser or can be self-hosted on a PHP, Golang, Rust or Node server. It is licensed under LGPL and measures download, upload, ping, and jitter without Flash, Java, or Websockets.
Pinging.net is a web tool for testing and monitoring an internet connection. It reports status for HTTP, DNS, WebRTC and the browser, and shows web ping statistics including last, minimum, maximum and average values and packet loss, with updates every 30 seconds.
NETworkManager is a free, open-source tool for managing networks and troubleshooting network problems. It includes 28 built-in tools such as an IP scanner, port scanner, ping monitor, DNS lookup, remote desktop and PowerShell in a single interface. It offers profiles for organizing hosts, and no license, subscription or telemetry.
PortChecker is a free online tool for checking whether the ports of an internet-connected device are open or closed. It can also ping a remote server and test port forwarding settings. The tool attempts a TCP connection and reports success or a port open signal. Checking requires the computer to be reachable via a public IP address or have a port forwarded.
