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Category: Utilities

Dictionary Tools

Yomitan – browser extension for language learners

June 2, 2026 Steve Emms Utilities, Web Apps

Yomitan is a browser extension for language learners that adds instant dictionary lookups while reading web content.

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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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Audio

12 Best Free and Open Source Audio Converters

June 1, 2026 Steve Emms Multimedia, Roundup, Utilities

To provide an insight into the quality of software that is available, we have compiled a list of 12 high quality free and open source Linux audio converters.

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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

har-viewer – inspect HAR (HTTP Archive) files

May 31, 2026 Steve Emms TUI, Utilities

har-viewer is a terminal user interface for inspecting HAR (HTTP Archive) files from the command line.

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Selection of utilities

Caligula – write disk images to removable media

May 30, 2026 Steve Emms TUI, Utilities

Caligula is a terminal user interface for writing disk images to removable media.

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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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Clipboard

6 Best Free and Open Source Linux TUI Clipboard Managers

May 30, 2026 Steve Emms Productivity, Roundup, TUI, Utilities

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

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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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Essential System Utils

9 Best Free and Open Source Process Memory Tools

May 30, 2026 Steve Emms Roundup, Utilities

In this roundup we focus on useful tools that help you work out the amount of memory used by programs.

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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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Clipboard

Stash – Wayland clipboard manager

May 29, 2026 Steve Emms Utilities

Stash is a Wayland clipboard manager written in Rust.

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Command Schedulers

6 Best Free and Open Source GUI Command Schedulers

May 29, 2026 Steve Emms Roundup, Utilities

The software utility cron also known as cron job is a time-based job scheduler in Unix-like computer operating systems.

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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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Password Managers

22 Best Free and Open Source Linux GUI Password Managers

May 27, 2026 Steve Emms Roundup, Utilities

A password manager is a utility which helps users store and retrieve passwords and other data. We make our open source recommendations.

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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

8 Best Free and Open Source Graphical Linux Archive Managers

May 27, 2026 Steve Emms GUI, Roundup, Utilities

We feature the best graphical archive managers.

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Selection of utilities

biff – 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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