Open-source alternatives to Glances

Btop is a terminal-based system monitor that tracks and displays real-time hardware performance metrics. It functions as a resource usage dashboard, providing visibility into processor, memory, disk, network, and active process activity directly within a text-based interface. The application utilizes ANSI escape sequences to render complex graphical interfaces and data visualizations within standard terminal emulators. It is designed as a cross-platform performance tool, maintaining consistent monitoring capabilities across various Unix-like operating systems through a platform-agnostic build

Bashtop is a terminal-based system monitor and resource dashboard for Unix systems, including Linux, macOS, and FreeBSD. It provides a text-user interface for tracking real-time hardware performance and managing system processes. The tool functions as a hardware dashboard that visualizes processor, memory, disk, and network usage. It includes process management capabilities that allow users to filter, sort, and terminate active system tasks directly from the command line. Users can customize the visual appearance and behavior of the monitor through integrated menus or local configuration fil

Exa is a command-line utility designed to replace traditional file listing commands in Unix-like environments. It functions as a terminal-based file explorer that displays directory contents alongside system metadata and file attributes. The tool distinguishes itself by integrating version control information directly into the directory listing, allowing users to view the status of files within a repository alongside standard system data. It utilizes terminal-based styling to provide color-coded output, which helps visually differentiate between file types and metadata. The utility supports

This project is a general-purpose command-line filter that provides an interactive interface for processing standard input streams. It enables real-time fuzzy searching, data selection, and transformation, allowing users to navigate complex information or file systems directly within their terminal. By utilizing a pipe-oriented architecture, it integrates into existing shell pipelines and workflows to facilitate efficient data exploration. What distinguishes this tool is its highly extensible, event-driven design that allows for deep integration with external processes. It supports asynchrono

This project is a community-driven repository of simplified, example-based reference guides for command-line tools. It functions as an open-source knowledge base designed to provide concise, practical usage examples that help developers navigate complex software without the need for lengthy technical documentation. The system relies on a decentralized architecture where independent client applications fetch and render documentation locally. This approach ensures that reference materials remain accessible offline while supporting a wide variety of user interfaces across desktop, mobile, and we

This library provides a programmatic interface for monitoring system resources and managing process lifecycles. It functions as a cross-platform utility that retrieves real-time metrics on hardware utilization and allows for the inspection and control of running system processes. The project normalizes disparate operating system data structures into a unified interface, enabling consistent interaction with kernel-level information regardless of the host environment. By utilizing compiled extensions to interface directly with native system APIs, it provides a consistent way to access performan

Scrutiny is a distributed hardware monitoring system and predictive drive failure analyzer. It provides a centralized management platform and web-based dashboard for tracking hard drive health and S.M.A.R.T. metrics across multiple remote servers. The system functions as a S.M.A.R.T. alerting gateway and storage health trend visualizer. It estimates hardware risk by comparing drive attributes against real-world failure thresholds and records historical data to identify gradual degradation patterns that may not trigger immediate alerts. Capabilities include distributed data collection via rem

Linux-dash is a self-hosted system monitoring dashboard and web interface designed to track real-time hardware and software performance metrics on Linux servers. It functions as a lightweight remote monitoring panel that displays the operational state of a Linux environment via a web browser. The project is a runtime-agnostic monitoring tool, meaning it is capable of running across multiple different language stacks to match various server environments. The tool provides capabilities for system administration and observability, allowing for the remote management of Linux systems and the coll

Hyperfine is a command-line benchmarking tool used to measure the execution time of shell commands through multiple runs and statistical analysis. It functions as a comparative benchmarking utility and a shell performance analyzer, allowing for the evaluation of multiple commands against a reference baseline to determine relative speed. The tool distinguishes itself by isolating actual command performance through shell overhead correction and the ability to bypass the shell entirely using system calls. It supports parameterized execution, enabling benchmarks to run across a range of varying i

Gatus is a service health monitoring tool and automated status page that tracks the availability and performance of endpoints. It functions as a multi-protocol uptime monitor, validating service health through response conditions, certificate expiration checks, and multi-step workflow executions. The system distinguishes itself by supporting a wide range of communication standards including HTTP, TCP, UDP, WebSocket, gRPC, and DNS. It enables the creation of developer-oriented dashboards that display real-time uptime, publish incident announcements, and generate dynamic uptime badges for exte

nvtop is a terminal-based dashboard used for monitoring the performance, memory usage, and temperature of multiple graphics processors and hardware accelerators. It functions as a centralized administration tool to track the health and compute load of several devices across a single system. The tool distinguishes itself by correlating system process IDs with hardware resource consumption, allowing users to identify specific applications consuming GPU resources. It employs a vendor-agnostic abstraction layer to support hardware from multiple different manufacturers within a single interface.

A network event stream processing system, in Clojure.

This project is a high-performance command-line utility designed for rapid filesystem navigation and file discovery. It enables users to locate files and directories within large project structures using recursive search, pattern matching, and metadata-aware filtering. By employing multi-threaded parallel traversal, it provides an efficient way to explore complex directory trees. What distinguishes this tool is its ability to integrate directly into terminal workflows and automate file management tasks. It automatically respects version control ignore files and hidden file settings, ensuring

This project provides a command-line interface for managing the lifecycle of applications from the Apple App Store. It functions as a package manager for macOS, enabling users to search for software, install new applications, and maintain existing installations directly through terminal commands. The tool distinguishes itself by wrapping private system APIs to perform store operations that are typically restricted to the graphical user interface. It integrates with the operating system to handle administrative privilege elevation, allowing for secure, automated modifications to protected appl

Sysdig is a Linux system observability tool and kernel event analyzer designed for capturing and analyzing kernel-level system calls and operating system events. It functions as a system call tracer and container security monitor, providing deep visibility into the activity of machines, virtual machines, and containers. The project specializes in non-invasive container inspection, allowing for the monitoring of container activity and resource usage without modifying the container environment or adding instrumentation. It enables the recording of detailed system traces into binary files for re

z is a shell navigation utility and directory history tracker designed to reduce the amount of typing required to move through deep directory structures. It functions as a command line tool for jumping to frequently and recently visited directories using a ranking algorithm. The tool utilizes a frecency-based path jump system that weights the number of visits against the time elapsed since the last access to determine priority. It identifies candidate navigation targets by applying regular expression patterns against a database of visited paths. The utility integrates with the shell completi

This project serves as a comprehensive repository and management framework for Zsh shell extensions, themes, and configuration bundles. It functions as a centralized resource for discovering and integrating community-driven enhancements designed to tailor the terminal experience and streamline command-line workflows. The framework distinguishes itself by providing automated tools for the installation, updating, and lazy-loading of modular shell plugins. By enforcing standardized directory structures and utilizing version control for dependency management, it ensures that shell configurations

This project is a comprehensive technical reference and educational resource designed to improve proficiency with command-line interfaces. It functions as a productivity toolkit, providing a structured knowledge base of essential terminal operations, system administration tasks, and high-impact command sequences for daily development workflows. The guide distinguishes itself through its cross-platform approach, offering standardized documentation that maps utility usage across Linux, macOS, and Windows environments. It provides specific guidance for managing native tools and compatibility lay

bpytop is a cross-platform terminal system monitor and resource dashboard for Unix-like operating systems. It provides a real-time interface for tracking processor, memory, disk, and network usage across Linux, macOS, and FreeBSD. The tool functions as a process manager, allowing users to filter, sort, and terminate system processes using a tree-view layout. It also serves as a hardware health monitor by tracking battery status and system temperatures. The interface is highly customizable, featuring a theme engine for adjusting color schemes and a layout system to toggle specific resource bo

gtop is a terminal system monitor and process resource manager that provides a text-based user interface for tracking operating system performance. It functions as a real-time dashboard for monitoring CPU, memory, and network resource usage directly within the command line. The tool enables terminal-based process management by allowing users to identify and analyze resource-heavy tasks. It specifically supports sorting active system processes by their CPU and memory consumption to assist with server resource analysis and performance troubleshooting.

Zoxide is a terminal utility designed to accelerate filesystem navigation by learning user habits. It functions as a command-line navigation tool that allows users to jump to frequently accessed directories using partial names rather than typing out full file paths. The tool maintains a persistent, atomic file-based database that records navigation history, enabling rapid lookups and safe updates across multiple shell sessions. The project distinguishes itself through a frecency-based ranking algorithm, which calculates directory relevance by combining access frequency with temporal decay. Th

Alerta monitoring system

ripgrep is a command-line utility designed for searching through large file trees and source code repositories. It functions as a recursive text processor that traverses directories to locate and display matching patterns, serving as a high-performance alternative to traditional search tools. The tool distinguishes itself through a focus on execution speed and intelligent file handling. It utilizes a finite automata-based regular expression engine to ensure linear time complexity and employs hardware-level acceleration for literal byte sequence scanning. By integrating with version control sy

bandwidth monitor and rate estimator

Prometheus is a comprehensive monitoring and alerting platform designed to track infrastructure health and application performance. It functions as a time series database that ingests, indexes, and queries high-frequency numerical data points. By utilizing a pull-based model, the system periodically collects multi-dimensional metrics from monitored targets, storing them in an optimized block storage format that supports high-throughput ingestion and efficient historical analysis. The platform distinguishes itself through a specialized query engine that enables real-time analysis of performanc

Osquery is a unified endpoint monitoring framework that exposes operating system internals as relational tables. By representing hardware, network, and process activity as structured data, it allows users to retrieve system state and configuration information using standard SQL syntax. The system distinguishes itself through a cross-platform abstraction layer that normalizes disparate operating system interfaces into a consistent schema across Windows, macOS, and Linux. It supports both interactive local analysis via a command-line shell and distributed fleet orchestration, where recurring qu