List of Free and Open Source Network Management Software

Here is our list of Free and Open Source Network Management Software. Please contact us if you know of a program that should be on this page. Boffin supports open source software. If you have an open source project, we may consider making a small donation to your project. To be considered, please get in touch via the contact page.


SevOne is a free software designed to monitor networks, applications, and servers making sure they are functioning at their best. It provides real-time performance view and generates IT reports. It also has the ability to notify users of a system or network failure so they can troubleshoot any issues before it gets out of hand. It is ideal for IT and network managers of businesses, cloud and service providers, offices, and organizations.


OpenNMS boasts as the first enterprise grade and open source network management application. It can manage events and generate alarms or notifications and notices or trouble tickets. It has a unique provisioning system for adding devices. It also has a data collection feature for referencing, creating graphs and checking against thresholds. This award-winning application also has a response time monitoring and service assurance feature.

Total Network Monitor

Total Network Monitor is ideal for IT managers who want undisturbed and continuous workflow monitoring within their organization. Should there be a network or application failure, the software will provide a sound alert, email notification or IM about the issue. It has a one-of a kind Network Scanner which automatically scans and adds devices and networks. Users can also predefine actions to be taken like rebooting a computer, running a script or opening an application after a failure arises.

Paessler's Free Network Management Software

Paessler's Free Network Management Software is a Windows-compatible application that supports the monitoring of SNMP, WMI, SQL, HTTP, virtual servers, and packet sniffing. It has five interfaces users can choose from and an app for Android devices, iPhones and iPads that users can download separately to monitor networks even if away from their work desk. It supports different languages including English, French and Japanese. Users can even switch to a different language even after installation.


Monitor.Us is a cloud based system of various monitoring tools to efficiently manage systems anywhere they are. It monitors the following: networks, servers, databases, private cloud infrastructures, applications and transactions. It can also monitor a websites' uptime, response time, and its loading time. It also has a mobile version that works on Android phones, iPhones, iPads, iPad Touch and Kindle.


Sofotex by NirSoft Network Tools has 5 major tools: the DownTester, for the monitoring internet download speed; CurrPorts , to manage current TCP/ IP connections; WirelessNetView, which presents a database of all wireless networks; SmartSniff, used for sniffing TCP/IP data streams; and AdapterWatch, which provides data on network adapters. It runs on Windows 2000, 7, Vista and XP OS and WinServer.

SysUpTime Network Monitor Personal Edition

SysUpTime Network Monitor Personal Edition monitors the efficiency and performance of networks, servers, workstations, applications and network devices. It prompts a sound alert, sends notifications and takes corrective measure when failure arises. It can also generate scheduled real-time reports and graphs, whether daily, weekly or monthly. It runs on Windows and Linux computers.

NINO Network Management

NINO Network Management monitors servers, applications, routers and switches in real-time. It also has a report-generating feature, an ability to discover networks and devices as well as scan IP ranges.