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Category: CLI

Encrypted Files

SOPS – editor for encrypted secrets and configuration files

April 23, 2026 Steve Emms CLI, Security

SOPS is a command-line secrets editor for YAML, JSON, ENV, INI and binary files using age, PGP and multiple cloud key-management services.

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Selection of utilities

cksfv – create and check sfv listings using CRC32 checksums

April 22, 2026 Steve Emms CLI, Utilities

cksfv is a command-line utility for creating and checking Simple File Verification (.sfv) listings using CRC32 checksums.

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Monitoring

Poltergeist – universal hot-reload and file-watching tool

April 22, 2026 Steve Emms CLI, Utilities

Poltergeist is a universal hot-reload and file-watching tool that automatically rebuilds projects when files change.

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Encryption

enc – command-line encryption tool

April 22, 2026 Steve Emms CLI, Security

enc is a command-line encryption tool designed as a modern, approachable alternative to GnuPG.

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Encrypted Files

Sequoia – comprehensive modern OpenPGP implementation

April 22, 2026 Steve Emms CLI, Security

Sequoia is a modern OpenPGP implementation written in Rust with command-line tools, libraries, certificate handling and verification.

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Monitoring

watch – small command-line utility written in C

April 21, 2026 Steve Emms CLI, Utilities

watch is a small command-line utility written in C that periodically runs a shell command at a user-defined interval.

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Monitoring

fswatch – reports changes to files and directories

April 20, 2026 Steve Emms CLI, Utilities

fswatch is a cross-platform command-line utility and frontend to libfswatch that reports changes to files and directories as they happen.

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Documentation

Alternatives to popular CLI tools: cat

April 20, 2026 Steve Emms CLI, Software, Utilities

cat derives its name from concatenation and provides other nifty options too. This article spotlights alternative tools to cat.

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Selection of utilities

chmod-cli – generate chmod commands

April 20, 2026 Steve Emms CLI, Utilities

chmod-cli makes it easier to build chmod commands without having to remember octal values or symbolic permission syntax.

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Benchmarking

vkmark – Vulkan benchmarking suite

April 19, 2026 Steve Emms CLI, Utilities

vkmark is a Vulkan benchmarking suite built around targeted, configurable scenes to measure different aspects of Vulkan performance.

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Benchmarking

iperf3 – active measurement of network performance on IP networks

April 19, 2026 Steve Emms CLI, Utilities

iperf3 is a command-line utility for active measurement of network performance on IP networks.

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Benchmarking

UnixBench – original BYTE UNIX benchmark suite

April 18, 2026 Steve Emms CLI, Utilities

UnixBench is a classic system benchmark for Unix-like systems, combining CPU, process, file, shell, system call, and graphics tests.

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Image of Files

Dongle – move around deep directory trees

April 18, 2026 Steve Emms CLI, Utilities

Dongle is a terminal utility that helps you move around deep directory trees without typing long cd paths by hand.

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Benchmarking

glmark2 – graphics benchmark

April 18, 2026 Steve Emms CLI, Utilities

glmark2 is a graphics benchmark designed to measure the performance of OpenGL 2.0 and OpenGL ES 2.0 implementations

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OpenRDAP – command line client for the Registration Data Access Protocol

April 17, 2026 Steve Emms CLI, Internet

OpenRDAP is a command line client for the Registration Data Access Protocol (RDAP) written in Go.

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Image of Files

icd – makes changing directories quicker

April 17, 2026 Steve Emms CLI, Utilities

icd is a shell utility that makes changing directories quicker and more convenient.

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Selection of utilities

Telepipe – command-line shell for GNOME

April 16, 2026 Steve Emms CLI, Utilities

Telepipe is a graphical command-line shell for GNOME that offers a desktop-oriented way to run text-mode command-line programs.

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Network

rdapper – command-line RDAP client

April 16, 2026 Steve Emms CLI, Internet

rdapper retrieves RDAP records for domains, IP addresses and ASNs with registrar referrals, domain searches, caching and readable output.

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Maths

REDUCE – general-purpose computer algebra system for symbolic computation

April 15, 2026 Steve Emms CLI, Scientific

REDUCE is a portable general-purpose computer algebra system for symbolic computation.

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Files

peek – multi-buffer terminal pager

April 15, 2026 Steve Emms CLI, Utilities

peek is a lightweight ncurses-based terminal pager written in C.

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