20 Best Linux Admin Tools In 2024

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Linux admin tools provide administrators with comprehensive control over system configurations, performance monitoring, and security management, ensuring optimal operation of Linux environments.

These tools streamline tasks such as software updates, system backups, and user management, enhancing overall efficiency and reducing the complexity of managing multiple Linux systems.

What are Linux admin Tools?

Linux Admin Tools are software applications and utilities designed to help administrators manage, monitor, and optimize Linux-based systems and networks.

These tools often include features for system monitoring, configuration management, performance analysis, security management, and automation of administrative tasks.

Popular Linux Admin Tools include tools like Ansible for configuration management, Nagios for monitoring, and Webmin for web-based administration

They help ensure system stability, improve performance, enhance security, and reduce the complexity of managing Linux environments.

Here Are The Top Linux Admin Tools

  • Webmin – Web-based interface for system administration, managing users, services, and configurations.
  • Puppet – Configuration management tool automating server provisioning, configuration, and management.
  • Zabbix – Open-source monitoring tool for networks, servers, and applications with alerting and reporting features.
  • Nagios – A network monitoring tool that provides alerts on system, network, and infrastructure issues.
  • Ansible – IT automation tool for configuration management, application deployment, and task automation using YAML.
  • Lsof – A command-line utility that lists open files and the processes used to use them.
  • Htop – Interactive process viewer for Unix systems, offering a visual and user-friendly alternative to the top command.
  • Redmine – Web-based project management and issue tracking tool, supporting multiple projects and teams.
  • Nmap – A network scanning tool for discovering hosts and services on a network that provides security auditing.
  • Monit – Utility for managing and monitoring Unix systems, capable of automatic maintenance and repair.
  • Nmon – Performance monitoring tool providing insights into CPU, memory, disk, and network usage.
  • Paessler PRTG – Comprehensive network monitoring tool with a web-based interface supporting SNMP, WMI, and other protocols.
  • GNOME System Monitor – Graphical application for monitoring system processes, resources, and file systems.
  • OpenProject – Web-based project management software offering project planning, collaboration, and time-tracking features.
  • OpenNMS – Open-source network management platform for monitoring and managing network devices and services.
  • phpMyAdmin – Web-based tool for managing MySQL and MariaDB databases, supporting SQL execution and database administration.
  • Vmstat – A command-line utility that provides real-time system performance statistics, including CPU, memory, and I/O.
  • Monitorix – Lightweight system monitoring tool offering a web-based interface for tracking system and network performance.
  • Iftop – A network bandwidth monitoring tool that displays real-time network traffic.
  • OpManager – Network and server monitoring software providing comprehensive monitoring, alerting, and reporting capabilities.

Top Linux Admin Tools Features

Linux Admin Tools Features Stand Alone Feature Pricing Free Trial / Demo
1. Webmin 1. Managing users and groups 2. Details about the system 3. Taking care of packages 4. Setting up the network 5. Taking care of firewalls Web-based system administration Free and open-source tool. No
2. Puppet 1. Building Blocks as Code 2. Management of configurations 3. Sorting Nodes by Type 4. Automated Setting Up 5. Making reports and showing data Configuration management and automation Free and enterprise versions are available. Yes
3. Zabbix 1. Monitoring from afar 2. Authorization and authentication of users 3. Watching the web 4. Monitoring without agents 5. The dashboard and the visualization Network monitoring solution Free, open-source monitoring solution. Yes
4. Nagios 1. Keep an eye on hosts and services 2. Notifications and alerts 3. Graphs of performance 4. Architecture Based on Plugins 5. Monitoring in Multiple Places Server and network monitoring Free and paid options are available. No
5. Ansible 1. Management of Inventory 2. Making templates 3. Organization Based on Roles 4. Modules allow for expansion 5. Execution in Parallel IT automation and orchestration 1. Shows a list of open files and programs 2. More information about the file 3. Details about the network connection 4. Identifying the Process 5. Available on some platforms Yes
6. Lsof 1. Monitoring the system in real-time 2. Process Display with Colors 3. Process Management with Interactions 4. A Tree View of the Processes 5. Utilization Metrics for Resources List open files command Free, command-line utility tool. No
7. Htop Free system performance monitoring. Interactive process viewer Free, interactive process viewer. No
8. Redmine 1. Following time 2. Charts for Gantt 3. Unique Fields 4. Integration of Notifications and Email 5. Help for Plugins Project management web application Free, open-source project management. Yes
9. Nmap 1. Customizing the output 2. Name of the Host and Service 3. Details about the target 4. Mapping the network topology 5. Engine for scripts Network discovery and security Free, open-source network scanner. No
10. Monit 1. The web interface 2. Configuration that can be changed 3. Start up and shut down services 4. Actions Based on Events 5. Warnings and alerts System monitoring and management Free, open-source monitoring tool. No
11. Nmon 1. Data from a network interface 2. Interface based on text and interaction 3. Recording and playing back data 4. Cross-Platform Support 5. Use of Lightweight Resources Performance monitoring tool Free and enterprise versions are available. No
12. Paessler PRTG 1. Watching the network 2. A Wide Range of Sensors 3. Notifications and alerts 4. Finding Yourself 5. Reporting and Study Network monitoring software Free trial, paid versions. Yes
13. GNOME System Monitor 1. Monitoring system performance in real time 2. Managing the Process 3. Utilization Metrics for Resources 4. Keeping an eye on network activity 5. Details about the storage device Graphical task manager Free, comes with GNOME. No
14.OpenProject 1. Planning a Project 2. Management of Tasks 3. Working as a team 4. Charts for Gantt 5. Smart Boards Project management solution 1. Monitoring the system in real-time 2. Stats on how resources are used 3. Keep an eye on network traffic 4. Keep track of disk activity 5. Statistics on the Apache and Nginx web servers Yes
15.OpenNMS 1. Fitting in 2. Keeping old data safe 3. Record Keeping and Community 4. Allow Open Source 5. Correlation of Events Network management platform Free and subscription-based versions. Yes
16.phpMyAdmin 1. Safety Features 2. Getting Data and Schemas Out 3. Changes and checks to the data 4. View of Relationships 5. Interface that can be configured Web-based MySQL administration Free, open-source database management. No
17.Vmstat 1. Watching over system resources 2. Statistics on Memory Use 3. Information about virtual memory 4. Information on Process, Paging, and I/O 5. Statistics on how the CPU is used System performance reporting Free, command-line performance tool. No
19. Iftop 18. Monitorix System and network monitoring Free, open-source monitoring. No
17. Vmstat 1. Options for Filtering Traffic 2. Refreshable Screen 3. Display columns that can be changed 4. Dates and times for Data 5. Low Use of Resources Network bandwidth usage monitor Free, command-line bandwidth monitor. No
20.OpManager 1. Management of configurations 2. Keeping an eye on bandwidth 3. Watching over virtualization 4. Watching over servers and apps 5. Looking at Firewall Logs Network management software Free trial, paid versions. Yes

1. Webmin

Webmin

Webmin’s online Linux administration application has a GUI for controlling numerous Linux system components.

This free Linux management software lets administrators control Linux PCs and servers via the web.

Webmin is an easy-to-use interface for operating Linux systems, including user accounts, file systems, packages, and networks. Thanks to third-party modules, it is expandable and can add features.

Webmin supports SSL encryption, two-factor authentication, and more in addition to its main capabilities. Therefore, it is a safe and reliable way to operate Linux systems in many scenarios.

Features

  • A simple program helps you set up cron jobs and other recurring processes.
  • Access system details like hardware, logs, and performance statistics.
  • Set up firewall rules and other security tasks to secure the system.
  • Mail servers, aliases, and email forwarding are part of email management.
  • Backup your files and system settings for easy restoration.
What Could Be Better? It can be resource-intensive on older or less powerful systems
User-friendly and easy-to-navigate interface Potential security risks if not configured properly
Comprehensive system administration capabilities It can be resource-intensive on older or less robust systems
Highly customizable and extensible
Open-source and community-driven

2. Puppet

Puppet

IT infrastructure management is automated via the open-source Linux admin tool called Puppet. 

Puppet offers a centralized mechanism to manage the configuration of these systems and is made to assist system administrators in managing sizable numbers of workstations and servers. 

Puppet automates system configuration by first specifying the desired state in code. The Puppet master server, which has a client-server architecture, is responsible for installing and configuring the Puppet client nodes.

With these functionalities, puppet also offers support for version control, reporting, and auditing.

System administrators who need to manage complicated IT Infrastructure will find it to be the perfect solution because it can enforce configuration policies across a network.

Features

  • Puppet has a large community and module marketplace, making it easy to find pre-configured setups for common tasks.
  • Orchestration: Puppet can manage multi-node jobs and workflows.
  • Puppet can manage complex systems with thousands of nodes.
  • Puppet checks and reports system compliance for security and legal compliance.
  • Puppet integrates with monitoring, reporting, and cloud control systems.
What Could Be Better? The steep learning curve for beginners
Easy to learn and use Steep learning curve for beginners
Powerful automation capabilities It can be resource-intensive when managing large-scale systems
Scalable and flexible architecture 
Active and supportive community 

3. Zabbix

Zabbix

System administrators may track the performance and availability of their IT infrastructure using the open-source Linux admin tool Zabbix. 

Due to its adaptability and expansion, Zabbix is great for all sizes of enterprises. Zabbix also provides real-time monitoring and alerting to help administrators fix issues and reduce downtime.

Zabbix’s plugins and connectors allow organizations to customize it. Thus, users can tailor Zabbix to their needs rather than using a pre-defined monitoring program.

When system administrators are away from their desks, Zabbix can send them email, SMS, or other alerts. For monitoring software novices, Zabbix might be difficult to install and configure.

Features

  • Alert escalations can notify various people or teams if concerns are not resolved quickly.
  • Set up alert escalations to notify several people or teams if issues aren’t resolved immediately.
  • Create scripts and user parameters to add monitoring features.
  • Set triggers and automatic actions for specific scenarios.
  • Monitor and report service efficiency using service-level agreements (SLAs).
  • Support multi-tenant systems for team or organization tracking.
What is Good ? What Could Be Better ?
Comprehensive monitoring capabilities May require additional customization for specific monitoring tasks
Customizable alerting and notification Limited support for certain platforms and technologies
Powerful reporting and analysis 
Open source and community-driven 

4. Nagios

Nagios

Nagios, an open-source Linux management software offers server, network, and application monitoring and alerting services. 

Nagios is a well-liked solution for managing IT infrastructure; many businesses use it globally. It is also flexible, as it can be tailored to match a company’s unique requirements.

Another important feature is Nagios’s capability to deliver alerts when problems are found. This can help minimize downtime and enhance system reliability by assisting IT professionals in finding and fixing issues more rapidly.

IT teams can easily stay updated on the condition of their systems because of Nagios’ ability to issue alarms by email, SMS, or other channels.

Features

  • Create success graphs and charts to analyze historical data.
  • Create dashboards to provide useful data for teams or clients.
  • Nagios connects to numerous systems and tools via APIs and apps.
  • Nagios checks services at scheduled times.
  • Install security to protect Nagios settings and data.
What is Good ? What Could Be Better ?
Nagios can monitor many devices and services and is very customizable. Scaling Nagios for big environments is difficult, but it can manage many devices and services.
The vast and active user community provides many plugins and assistance. Nagios uses a lot of CPU and memory.
Nagios has powerful alerting and notification features to fix issues quickly. 
retains past performance data for trend analysis and troubleshooting. 

5. Ansible

Ansible

Ansible is an open-source Linux IT automation software for task automation, application deployment, and configuration management.

IT teams may find Ansible easy to use for complex and massive systems. Since it uses simple syntax, users can get started quickly. Ansible also has a large and active user community for queries and problem-solving.

The customizable IT infrastructure management solution Ansible can meet an organization’s needs. It uses a push-based paradigm for easy modifications.

Several built-in modules in Ansible can automate file management and package installation. Another benefit of Ansible is its flexibility. It can manage cloud infrastructure, network devices, and servers.

Features

  • Change configuration files depending on data and factors with Jinja2 templates.
  • Ansible’s error reporting might assist you figure out why automation isn’t working.
  • In the large and active Ansible community, many people have created roles and playbooks for common tasks.
  • Ansible logs command execution and allows you adjust output.
  • Playbooks can employ custom facts and information from controlled nodes.
What is Good ? What Could Be Better ?
Agentless means Ansible doesn’t require target system clients or agents. Ansible can manage Windows computers, but it is built for Unix-like systems, which may limit its support.
Ansible manages small and big infrastructures, making it suited for diverse deployment sizes. Ansible’s performance may decline in large-scale environments, requiring more complicated scaling structures
Business-friendly Ansible is open source and free to license. 
Ansible offers advanced security like SSH key management and encrypted data transport. 

6. Lsof

The Linux and Unix operating systems use lsof, which is an acronym for “list open files,” to show a list of open files.

Lsof is a useful Linux admin tool for tracking down problems and identifying security threats. Its flexibility is a big plus.

Lsof has the ability to show details about files, including the type of access, the process using it, and the user who opened it. The simplicity of use of Lsof is another benefit. The program’s syntax is easy to pick up and comprehend, so users can start using it right away.

Built-in Lsof could impact the results features like process ID and user ID filtering. Security issues like unauthorized processes or file access may also be detected by it.

Lsof is an effective tool for troubleshooting, detecting security threats, and monitoring systems. Lsof is a necessary tool for Linux/Unix users.

Features

  • Open file permissions can be used to verify user access.
  • The main and minor device numbers of all open devices, including character and block devices, are shown.
  • In an interactive session, you can query lsof for details while it processes requests.
  • System administrators and programmers using Unix-like systems need lsof, a versatile utility.
  • Scripts and automated monitoring systems can use lsof output to monitor open files and network events.
What is Good ? What Could Be Better ?
Open files’ processes, file formats, and network connections are listed. Beginners unfamiliar with Unix file systems and processes may find the output voluminous and difficult to decipher.
It runs on Unix-like operating systems, making it adaptable for administrators. Lsof is meant for Unix-like platforms and may not perform well on Windows.
Monitors open files and network connections in real time for troubleshooting and system analysis. 
Can be used in system-related scripts and automation workflows. 

7. Htop

Htop

Htop is a potent Linux process management tool that shows resource usage and system activities in real time.

Comprehensive data on CPU, memory, swap, disc, and network utilization is provided by Htop. Htop’s user-friendly interface is one of its advantages. Users can detect resource-intensive tasks with the tool’s color-coded process view.

Htop also has the useful feature of filtering and searching for processes by name or other parameters. It is an effective and adaptable process monitoring tool that shows real-time system processes and resource visualization.

Htop is a potent and adaptable process monitoring tool that shows real-time system resources and processes.

Features

  • htop monitors CPU, memory, swap, and other system resources live.
  • Its dynamic, user-friendly terminal-based interface makes scrolling, sorting, and accessing process and system data easy.
  • Colors distinguish user, system, and kernel threads for simple monitoring.
  • The htop interface can issue SIGKILL and SIGTERM signals to processes.
  • htop’s tree-like depiction of processes with parent-child linkages helps trace causal relationships.
What is Good ? What Could Be Better ?
Open files’ processes, file formats, and network connections are listed. Using lsof on a system with many open files or processes can slow performance.
It runs on Unix-like operating systems, making it adaptable for administrators. Lsof is a command-line program without a GUI, which may make it less user-friendly.
Monitors open files and network connections live for system inspection and troubleshooting. 
Can be used in system-related scripts and automation workflows. 

8. Redmine

Redmine

Software development teams and other organizations frequently use Redmine, an open-source Linux admin tool, to manage projects and keep track of issues.

Based on the Ruby on Rails framework, it works with the majority of widely used web servers and databases. Users of the issue tracking system can also add files and comments to issues, which facilitates communication and collaboration among team members. 

A project wiki is another feature of Redmine that enables users to build and manage project documentation and knowledge bases. Users can add custom fields, create templates, and combine the wiki with other applications and services thanks to its complete customization. 

It is a well-liked option for businesses of all sizes and industries thanks to its open-source design and extensive selection of plugins and integrations.

Features

  • Custom fields and statuses help you manage issues, tasks, defects, and feature requests.
  • Use milestones, Gantt charts, and project-specific wikis and papers to track it.
  • Roles and permissions let users restrict project viewing.
  • Track job time and create time reports for billing or project evaluation.
  • Customize problem workflows for your project.
What is Good ? What Could Be Better ?
Redmine can be customized for project management and issue tracking. Redmine setup can be difficult for non-technical users.
Organizations save money with open-source software. its interface is less intuitive and visually appealing than competing project management software.
Redmine features robust issue tracking and workflow management. 
Its functionality is enhanced by a vibrant community and several plugins. 

9. Nmap

Nmap

Nmap, a free and open-source network exploration and security auditing application, helps to find hosts and services on a network as well as to find vulnerabilities and security threats. 

It is compatible with the majority of popular operating systems, including Windows, Linux, and macOS. Nmap’s capability to swiftly and effectively scan networks utilizing a range of scanning techniques and protocols is one of its primary characteristics.

A number of more sophisticated capabilities are also included in Nmap, such as NSE (Nmap Scripting Engine), which enables users to create original scripts that automate and expand the tool’s functionality. 

With a variety of options and settings, Nmap is also quite adaptable, enabling users to fine-tune their scans and enhance speed. Users can select timeouts and delays, output formats, verbosity levels, and the ports and protocols to scan. 

Nmap is a strong and adaptable tool that works well for network investigation and security auditing overall.

Features

  • Find and name network hosts, devices, and services.
  • Find out what services and versions are available by checking open ports.
  • Learn what operating systems remote hosts use.
  • Search open ports for service and software versions.
  • NSE scripts provide scan customization and automated job scheduling.
What is Good ? What Could Be Better ?
Nmap is a versatile network scanning tool for discovery, auditing, and vulnerability evaluation. Heavy scans, especially on large networks, can drain network bandwidth and system resources.
It is free, open-source, and supported by a community. Nmap scans may overlook vulnerabilities or provide false positives, needing human verification.
Nmap runs on Windows, Linux, and macOS. 
It details target hosts’ open ports, services, operating systems, and vulnerabilities. 

10. Monit

Monit

Monit is a free and open-source Linux management  tool for controlling and keeping an eye on Linux and Unix systems.

It is intended to give system administrators a straightforward and adaptable approach to manage and keep an eye on system resources, network services, files, and directories

Monitoring system processes and restarting them if they fail or use up too many system resources is one of Monit’s primary functionalities.  Additionally, Monit has the ability to watch over system folders and files, notifying administrators of any alterations.  

The capability of Monit to track network services and protocols including HTTP, SMTP, and FTP is a crucial function. Monit is very flexible and can be tailored to fit the unique requirements of various environments and systems. 

Features

  • Monit monitors operating processes and restarts them if they fail.
  • It checks system services and restarts them if they fail.
  • Monit can monitor file or folder changes and act if requirements are fulfilled.
  • Monitor CPU, memory, and disk space usage and act when capacities are reached.
  • Check network services for availability and functionality. If not, restart.
What is Good ? What Could Be Better ?
Monit provides powerful process and service monitoring and automated correction. This tool is meant to monitor the local host and lacks centralized monitoring for distributed situations.
Resource-constrained systems can use its lightweight, low-resource consumption. The configuration file syntax and setup process may confuse some users.
Users can set email notifications and custom scripts for alerts and notifications. 
Monit supports Unix-like OSes, giving flexibility. 

11. Nmon

Nmon

A potent performance monitoring tool for Linux systems is Nmon (short for Nigel’s Monitor). 

Nmon’s capacity to offer real-time performance data for a variety of system resources, including CPU consumption, memory usage, disc I/O, and network activity, is one of its primary characteristics.

Administrators may easily discover performance problems and bottlenecks by viewing this data in a variety of formats, such as graphs, tables, and charts.

This Linux sysadmin tool is quite flexible and can be tailored to fit the unique requirements of many contexts and systems. A variety of configuration choices and settings are available, including those for sampling intervals, data gathering techniques, and output formats. 

Nmon is an all-around effective and adaptable utility for controlling and monitoring Linux systems.

Features

  • Adjust check timing and granularity as appropriate.
  • Batch-run nmon to collect performance data without the interface.
  • Monitors many servers decentralizedly.
  • Nmon is ideal for real-time monitoring due to its small footprint and minimal resource utilization.
  • Although Linux and AIX are its main targets, nmon has been ported to other Unix types.
What is Good ? What Could Be Better ?
Nmon is lightweight and barely affects system performance. Nmon emphasises real-time monitoring and stores and analyses less old data.
It delivers real-time system performance data for quicker diagnosis. Users must utilize other tools for alerting and notifications since it doesn’t have them.
Nmon measures CPU, memory, disk, and network performance.
A simple text-based interface makes data navigation and viewing easy.

12. Paessler PRTG

Paessler PRTG

IT experts and system administrators may monitor and manage their networks more efficiently by using Paessler PRTG, a comprehensive Linux sysadmin tool. . 

It offers a wide range of features and abilities that enable users to keep an eye on network performance, spot problems, and bottlenecks, and take necessary corrective action.

PRTG gathers information from these devices using a range of monitoring techniques, including SNMP, WMI, and HTTP, and provides real-time performance metrics and alarms.

A variety of reporting and analysis tools are also included with PRTG, enabling users to monitor performance patterns, spot problems, and create reports on network consumption and performance. 

Paessler PRTG is a robust and all-encompassing network monitoring tool that includes a variety of features and functionalities that can aid system administrators and IT specialists in monitoring and managing networks more efficiently.

Features

  • Multi-tenancy gives MSPs and other enterprises serving several customers or divisions maximum flexibility.
  • Create custom reports and receive them automatically.
  • Integrates third-party IT management and ticketing applications via RESTful API.
  • Role-based security controls access and behavior.
  • Devices are mechanically added to the monitoring system.
What is Good ? What Could Be Better ?
PRTG is accessible to users of all technical levels. PRTG can be resource-intensive, especially for monitoring many sensors, affecting system performance.
It offers several pre-configured sensors to monitor network devices, services, and applications. The free version has limited sensor count and is typically used for evaluation rather than production.
Enterprises can use PRTG to monitor huge, complicated networks. 
Provides strong alerting and notification to quickly resolve network issues. 

13. GNOME System Monitor

GNOME System Monitor

A free and open-source Linux management software called GNOME System Monitor lets Linux users monitor system resources and processes.

A basic user interface displays system performance data in the GNOME desktop environment. A dashboard displays CPU, RAM, and disc activities.

Users can examine CPU and memory usage for each active process and terminate or kill them. GNOME enables data filtering, sorting, and dashboard layout customization.

This may aid users who need to monitor system resources or processes. Benefits of GNOME System Monitor include its ease of use.

The user-friendly Linux interface is easy to use for beginners.

Features

  • View running processes, their resource usage, and their condition.
  • Real-time graphs show CPU, memory, hard drive, and network traffic usage.
  • Learn your computer’s hardware and software configuration.
  • Browse your system’s file structure and adjust file properties and rights.
  • Tasks can be killed via the UI.
What is Good ? What Could Be Better ?
An easy-to-use graphical interface makes GNOME System Monitor accessible to many people. It lacks comprehensive system analysis and troubleshooting features .
It shows real-time system performance, helping users find resource utilization and bottlenecks. Resource utilization numbers may be inaccurate since GNOME System Monitor uses system resources.
Users may simply examine, terminate, and suspend running processes. 
CPU, memory, disk, and network utilization are graphed for easy performance visualization. 

14.OpenProject

OpenProject

OpenProject is an open-source Linux management solution for collaborative planning, tracking, and management.

This web-based agile project management application has many features. As a flexible tool, it can manage projects across several organizations and sectors.

An important feature of OpenProject is encouraging teamwork and communication. It has tools that let team members collaborate, share information, and work on projects.

Users can create project plans, measure progress, and identify issues with OpenProject’s project planning and tracking capabilities. Besides its fundamental capabilities, OpenProject offers several customization options. Customization options let users customize the tool to their needs.

Project managers and teams in various industries can benefit from OpenProject’s collaboration and communication, project planning and tracking, and customization options.

Features

  • Set objectives, organize projects, and list responsibilities and deadlines.
  • Create a job hierarchy to demonstrate project organization.
  • Live Gantt charts show project scheduling and task dependencies.
  • Kanban and Scrum boards support agile processes.
  • Give tasks, set deadlines, and track progress.
What is Good ? What Could Be Better ?
OpenProject is affordable and configurable because it’s open-source. When handling several projects and users, it can be resource-intensive.
It has task tracking, Gantt charts, and agile boards for project management. Time and effort are needed to master its characteristics.
Wikis, forums, and document sharing help teams communicate in OpenProject. 
It works with Git, Jenkins, and Slack for project management. 

15.OpenNMS

OpenNMS

OpenNMS, an open-source Linux admin tool is made for managing and monitoring network infrastructure. 

It is a web-based solution with several capabilities that help network administrators and IT teams manage intricate network infrastructures.

The capability of OpenNMS to track a variety of network hardware and services is one of its standout characteristics.  OpenNMS offers real-time network device monitoring, including server, router, switch, and other network device monitoring.

Network managers can quickly spot performance problems and bottlenecks thanks to a variety of visualization tools it offers, including graphs and charts. 

OpenNMS offers thorough performance data that may be utilized to spot patterns and trends in the performance of the network over time.  Additionally, a number of tools are offered by OpenNMS for network administrators to automate network administration duties.

This can be especially helpful for businesses that must modify their network administration procedures to adhere to rules or specifications. 

OpenNMS is a strong and adaptable network management solution that offers a variety of functions to assist network administrators and IT teams in managing intricate network environments.

Features

  • Monitor and report network SLAs.
  • Email, SMS, and custom scripts to send alerts and notifications.
  • Manage network assets and modifications.
  • Monitoring hardware and software inventory ensures license management and compliance.
  • The open-source OpenNMS allows network management customization and flexibility.
What is Good ? What Could Be Better ?
OpenNMS is appropriate for complicated network environments. Monitoring several devices and services can be resource-intensive.
Open-source software is affordable and customizable. Using all its features properly may require a steep learning curve.
Features advanced event and alarm management, including correlation and escalation. 
Enterprises can use OpenNMS because it scales to big, distributed networks. 

16.phpMyAdmin

phpMyAdmin

phpMyAdmin is an open-source web-based Linux admin tool made specifically for managing MySQL and MariaDB databases. 

It is an effective tool with a variety of capabilities that help database administrators and developers manage intricate database systems. 

The ability of phpMyAdmin to import and export data is another crucial feature. It offers a selection of import and export capabilities that make it simple for users to transfer data across servers and databases.

Furthermore, to its essential functionality, phpMyAdmin offers a lot of customization options. This can be especially helpful for businesses that have to modify their database management procedures to comply with rules or specifications. 

All things considered, phpMyAdmin is a strong and adaptable database management tool that offers a variety of capabilities to assist database administrators and developers in managing intricate database setups.

Features

  • Manage many database servers and switch between them.
  • You may customize phpMyAdmin with styles and layouts.
  • For global use, phpMyAdmin is available in many languages.
  • Set user preferences to personalize the experience.
  • PHPMyAdmin is free and open-source database management software.
What is Good ? What Could Be Better ?
phpMyAdmin can be used by database control novices. PHPMyAdmin can be attacked if not properly secured, hence strong security is required.
This platform-independent utility works on Windows, Linux, and macOS. It can drain server resources, especially for large databases or concurrent connections.
It lets you create tables, import and export data, and manage users. 
SQL queries can be run straight from the interface, which makes database management and development easier. 

17.Vmstat

.Vmstat

A Linux admin tool called vmstat offers in-the-moment monitoring of the system’s resources, such as memory, CPU use, and I/O operations. 

VMstat is a command-line utility that may be used to pinpoint bottlenecks, diagnose performance problems, and improve system performance. The ability of Vmstat to provide thorough information about system memory utilisation is one of its main advantages.

Vmstat offers data on CPU consumption in addition to memory usage, including the number of executing processes, the frequency of context transitions, and the proportion of CPU time spent by user processes and system processes.

Monitoring I/O operations, including disc reads and writes and network I/O, is another crucial capability of Vmstat. Vmstat is an effective tool for Linux developers and system administrators overall. 

Vmstat is a crucial tool for anyone trying to maximize the performance of Linux-based systems due to its simple command-line interface and comprehensive reporting features.

Features

  • Displays total memory, free memory, used memory, and swap space.
  • Displays CPU usage, including user, system, and idle time, as well as CPU state duration.
  • This command shows processes in the run queue, stopped processes, and context switches.
  • Displays disk I/O activity, including reads, writes, and blocks.
  • How many pages have been paged in and out of memory can assist identify memory issues.
What is Good ? What Could Be Better ?
Shows CPU, memory, and disk consumption in a glance. Vmstat does not alert or notify users, thus they must manually monitor and evaluate data.
Provides real-time monitoring for troubleshooting and performance analysis. The command’s output format and metrics are standardized, limiting adaptability compared to specialized monitoring tools.
Vmstat monitors without affecting performance because it’s lightweight and resource-efficient. 
The command line vmstat command is simple and requires little setup. 

18. Monitorix

Monitorix

A simple Linux admin tool called Monitorix offers real-time monitoring of the system’s resources, including CPU, memory, disc, and network utilization. 

Monitorix is a web-based application, so it is simple to monitor system resources from any location and can be accessed from any device with a web browser. 

Even individuals with little technological knowledge can easily utilize its straightforward web-based interface. Monitorix is not only simple to use, but it is also quite customizable.

It offers a variety of choices, including the ability to alter the web interface’s design, colors, and font settings. This makes it simple to modify the tool to suit certain requirements and tastes.

Overall, Monitorix is a strong and adaptable tool for Linux developers and system administrators. It is simple to use and offers extensive customization. 

Monitorix allows real-time monitoring of system resources, including CPU, memory, disc, and network traffic utilization.

Features

  • Monitor system processes and services.
  • Monitor interface and protocol-specific network data.
  • You can customize system alerts and notifications.
  • Monitor log files and generate reports to track activity and faults.
  • Monitor Apache web server links and traffic.
What is Good ? What Could Be Better ?
Resource-constrained systems can use Monitorix since it is lightweight and resource-efficient. Monitorix concentrates on real-time monitoring and limited data storage and reporting.
Provides real-time system and network monitoring for troubleshooting and analysis. It may lack extensive alerting and notification features present in more specialist monitoring solutions.
Its simple setup makes it accessible to users of all technical levels. 
Has a built-in online interface for viewing system data and graphs in any browser. 

19.Iftop

A Linux management utility called Iftop offers real-time network traffic monitoring.

It is a command-line programme that makes it simple to locate network bottlenecks and discover performance issues by displaying a list of network connections and their accompanying data transfer rates. 

The ease of use of Iftop is one of its main advantages. Even people with little technical knowledge can utilise its simple command-line interface with ease. Iftop is not only straightforward but also quite customizable.

It offers several configuration options, including the ability to filter and arrange network connections according to different standards. This makes it simple to modify the tool to suit certain requirements and tastes.

Iftop is a crucial tool for anyone wishing to monitor and optimise network traffic on Linux-based systems because of its user-friendly command-line interface and strong filtering and sorting features.

Features

  • Monitor hardware like CPU temperature and fan speed.
  • Keep daily, weekly, and monthly system health reports for reference.
  • Monitorix minimizes system resources.
  • A web interface allows you view data and graphics.
  • Configuration files and tools let you customize Monitorix and add features.
What is Good ? What Could Be Better ?
Iftop shows network traffic in real time, letting users spot bandwidth hogs and difficulties. Iftop does not save or publish prior data and concentrates on real-time monitoring.
A lightweight, easy-to-use command-line program, it allows speedy network analysis. Users must manually check for issues since it lacks alerting and notification options.
Text-based interfaces work well for distant servers and terminals. 
Iftop lets users sort network traffic by source, destination, and bandwidth. 

20.OpManager

OpManager

OpManager is a Linux admin tool that offers thorough IT infrastructure monitoring and management.

It is a web-based utility that gives administrators access to a single interface for managing servers, networks, applications, and services. 

Real-time monitoring, alerting, and reporting features offered by OpManager make it simple to find and address problems before they become life-threatening. 

It offers a wide range of capabilities, such as bandwidth monitoring, server monitoring, network performance monitoring, and monitoring of applications. OpManager is not only scalable but also very customizable.

There are many configuration options available, including the capability to design unique dashboards and reports. This makes it simple to modify the tool to suit certain requirements and tastes.

It offers full monitoring and administration of IT infrastructure, real-time monitoring, alerting, and reporting capabilities, and is extremely scalable and adaptable.

Features

  • Picture network structure and connections.
  • Fix security flaws and hazards.
  • Create and automate reports.
  • Control who can see and do what with role-based protection.
  • Managed service providers and multi-client/region organizations support multi-tenancy.
What is Good ? What Could Be Better ?
OpManager monitors devices, servers, applications, and services across the network. Using all its functions may require a steep learning curve.
Its powerful warning and notification features enable quick network issue resolution. OpManager monitors devices, servers, applications, and services across the network.
Enterprises can use OpManager to monitor big, complicated networks. 
Users can tailor dashboards, reports, and alarms to monitoring and reporting needs.