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Category: Utilities

Hard disk image

nwipe – secure storage device erasure utility

June 7, 2026 Steve Emms CLI, System Software, Utilities

nwipe securely erases Linux storage devices using configurable overwrite methods, parallel operations and detailed PDF audit certificates.

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System Cleaning

CrunchyCleaner – terminal-based application cache cleaner

June 4, 2026 Steve Emms CLI, TUI, Utilities

CrunchyCleaner removes application caches and temporary files through a terminal interface, with dry-run and automated cleaning modes.

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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 – structural YAML diff tool

May 30, 2026 Steve Emms CLI, Utilities

diffyml is a structural YAML diff tool with Kubernetes-aware matching, directory comparison, CI annotations, filtering and Git integration.

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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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Clipboard

Stash – Wayland clipboard manager with encryption and TUI

May 29, 2026 Steve Emms CLI, TUI, Utilities

Stash manages Wayland clipboard history with a terminal interface, persistent storage, optional encryption, sensitive filters and expiry.

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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, TUI, Utilities

quien investigates domains and IP addresses using WHOIS, RDAP, DNS, mail security, TLS, HTTP, SEO checks and technology detection.

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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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Selection of utilities

dateutils – collection of command line utilities

May 25, 2026 Steve Emms CLI, Utilities

dateutils is a collection of command line utilities for working with dates, times, and date-time values in the shell.

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cut command

xcut – extends the traditional Unix cut tool

May 23, 2026 Steve Emms CLI, Utilities

xcut extends the traditional Unix cut tool with more flexible ways to extract and filter fields from structured text.

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cut command

cuts – Perl command-line utility

May 22, 2026 Steve Emms CLI, Utilities

cuts is a Perl command-line utility that enhances the traditional Unix/POSIX cut tool for extracting columns from text files.

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Selection of utilities

FlatSync – synchronise Flatpak applications across Linux devices

May 21, 2026 Steve Emms CLI, Utilities

FlatSync synchronises Flatpak application selections across Linux devices using Git, with systemd timers and user or system-wide modes.

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Time tracking

36 Sparkling Free and Open Source CLI Linux Time Trackers

May 18, 2026 Steve Emms CLI, Productivity, Roundup, Utilities

All of the time trackers featured in this roundup are console applications, using a command-line interface.

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Command Schedulers

Alternatives to popular CLI tools: cron

May 18, 2026 Steve Emms CLI, Software, Utilities

This article spotlights alternative tools to cron, a daemon to execute scheduled commands.

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Command Schedulers

runcron – minimal cron alternative for automated and container-friendly environments

May 16, 2026 Steve Emms CLI, System Software, Utilities

runcron is a minimal cron alternative for automated and container-friendly environments.

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QR Tools

segno – Python QR code and Micro QR code generator

May 16, 2026 Steve Emms CLI, Utilities

Segno is a pure Python QR and Micro QR generator with structured append, flexible colours, a command-line interface and extensive exports.

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