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Category: Utilities

tio – serial device I/O tool

June 19, 2026 Steve Emms CLI, Utilities

tio is a serial device I/O tool for Linux, macOS, and other Unix-like systems.

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Clipboard

Ringboard – clipboard manager

June 19, 2026 Steve Emms CLI, Utilities

Ringboard is a Linux clipboard manager built around a client-server architecture.

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Clipboard

13 Best Free and Open Source Linux CLI Clipboard Managers

June 19, 2026 Steve Emms CLI, Productivity, Roundup, Utilities

The applications featured here keep the focus on fast, keyboard-driven clipboard management in the terminal.

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Command Schedulers

14 Best Free and Open Source CLI Command Schedulers

June 19, 2026 Steve Emms CLI, Roundup, System Software, Utilities

The software utility cron also known as cron job is a time-based job scheduler in Unix-like computer operating systems. But there are other high quality CLI command schedulers.

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Command Schedulers

Dkron – distributed job scheduling system for cloud native environments

June 19, 2026 Steve Emms CLI, System Software, Utilities

Dkron is a distributed job scheduling system for cloud native environments.

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Command Schedulers

Chadburn – modern job scheduler for Docker environments

June 18, 2026 Steve Emms CLI, System Software, Utilities

Chadburn is designed as an alternative to cron and focuses on running scheduled tasks inside containers.

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Command Schedulers

Ofelia – low-footprint job scheduler for Docker environments

June 18, 2026 Steve Emms CLI, System Software, Utilities

Ofelia is a modern, low-footprint job scheduler for Docker environments. It’s designed as an alternative to traditional cron-based setups.

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SSD

27 Best Free and Open Source Replacements for du

June 17, 2026 Steve Emms CLI, Roundup, Utilities

du is a standard program used to estimate file space usage—space used under a particular directory or files on a file system. We recommend alternative commands to du.

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Art

32 Delightful Free and Open Source ASCII Art Tools

June 11, 2026 Steve Emms CLI, Graphics, Roundup, Utilities

ASCII art is a graphic design technique that relies primarily on computers for presentation and consists of pictures.

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Selection of utilities

csvlens – command-line CSV file viewer

June 10, 2026 Steve Emms CLI, TUI, Utilities

csvlens is a command-line CSV file viewer that works like less, but is designed specifically for tabular data.

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Diff Tools

28 Best Free and Open Source Terminal-Based Diff Tools

June 1, 2026 Steve Emms CLI, Roundup, Utilities

File comparison compares the contents of computer files, finding their common contents and their differences. The result is known as a diff.

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Monitor System

26 Best Free and Open Source Alternatives to the Top Utility

May 31, 2026 Steve Emms CLI, Roundup, Utilities

top is a small, venerable utility that offers a dynamic real-time view of a running system. We identify alternatives to top that offer more control in managing processes on a running system.

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Selection of utilities

diffyml – compares YAML documents by their structure

May 30, 2026 Steve Emms CLI, Utilities

diffyml is a command-line utility that compares YAML documents by their structure rather than by raw line changes.

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Selection of utilities

bmaptool – dd for embedded projects

May 30, 2026 Steve Emms CLI, Utilities

bmaptool is a command-line utility for creating block map files and using them to copy or flash raw disk images efficiently.

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Selection of utilities

dtg – date/time CLI utility and library

May 30, 2026 Steve Emms CLI, Utilities

dtg is a date and time command line utility with a companion library.

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Essential System Utils

Smemstat – reports the physical memory usage

May 28, 2026 Steve Emms CLI, Utilities

smemstat is a command-line tool for examining Linux process memory usage with shared memory divided proportionally.

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Essential System Utils

smem2 – reports on memory usage on Linux systems

May 28, 2026 Steve Emms CLI, Utilities

smem2 is a command line utility for Linux that reports process and system memory usage with a focus on proportional set size (PSS).

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Documentation

Alternatives to popular CLI tools: whois

May 27, 2026 Steve Emms CLI, Software, Utilities

whois searches for an object in a RFC 3912 database. We spotlight alternative tools to whois.

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Network

quien – terminal-based domain intelligence toolkit

May 27, 2026 Steve Emms CLI, Utilities

quien is a terminal-based domain intelligence toolkit that provides an interactive TUI for investigating domains and IP addresses.

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Selection of utilities

bttf – datetime arithmetic, parsing, formatting and more

May 26, 2026 Steve Emms CLI, Utilities

biff is a command-line utility for working with dates, times, durations, and time zones from the shell.

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