Command-line tools: A

• a2ps

  Any-to-PostScript filter

• aarch64-elf-binutils

  GNU Binutils for aarch64-elf cross development

• aarch64-elf-gcc

  GNU compiler collection for aarch64-elf

• aarch64-elf-gdb

  GNU debugger for aarch64-elf cross development

• ab-av1

  AV1 re-encoding using ffmpeg, svt-av1 & vmaf

• abcmidi

  Converts abc music notation files to MIDI files

• abseil

  C++ Common Libraries

• ack

  Search tool like grep, but optimized for programmers

• acl

  Commands for manipulating POSIX access control lists

• acme.sh

  ACME client

• acpica

  OS-independent implementation of the ACPI specification

• act

  Run your GitHub Actions locally

• actionlint

  Static checker for GitHub Actions workflow files

• actions-up

  Tool to update GitHub Actions to latest versions with SHA pinning

• activemq

  Apache ActiveMQ: powerful open source messaging server

• ada-url

  WHATWG-compliant and fast URL parser written in modern C++

• adb-enhanced

  Swiss-army knife for Android testing and development

• addlicense

  Scan directories recursively to ensure source files have license headers

• adios2

  Next generation of ADIOS developed in the Exascale Computing Program

• adns

  C/C++ resolver library and DNS resolver utilities

• adr-tools

  CLI tool for working with Architecture Decision Records

• adwaita-icon-theme

  Icons for the GNOME project

• aerc

  Email client that runs in your terminal

• afflib

  Advanced Forensic Format

• afl++

  American Fuzzy Lop++

• afsctool

  Utility for manipulating APFS and ZFS compressed files

• agda

  Dependently typed functional programming language

• age

  Simple, modern, secure file encryption

• age-plugin-se

  Age plugin for Apple Secure Enclave

• age-plugin-yubikey

  Plugin for encrypting files with age and PIV tokens such as YubiKeys

• agent-browser

  Browser automation CLI for AI agents

• agg

  Asciicast to GIF converter

• aha

  ANSI HTML adapter

• aichat

  All-in-one AI-Powered CLI Chat & Copilot

• aicommit2

  Reactive CLI that generates commit messages for Git and Jujutsu with AI

• aicommits

  Writes your git commit messages for you with AI

• aider

  AI pair programming in your terminal

• air

  Fast and opinionated formatter for R code

• aircrack-ng

  Next-generation aircrack with lots of new features

• airshare

  Cross-platform content sharing in a local network

• aiven-client

  Official command-line client for Aiven

• akamai

  CLI toolkit for working with Akamai's APIs

• alass

  Automatic Language-Agnostic Subtitle Synchronization

• alda

  Music programming language for musicians

• alejandra

  Command-line tool for formatting Nix Code

• alembic

  Open computer graphics interchange framework

• aliyun-cli

  Universal Command-Line Interface for Alibaba Cloud

• allegro

  C/C++ multimedia library for cross-platform game development

• allure

  Flexible lightweight test report tool

• alsa-lib

  Provides audio and MIDI functionality to the Linux operating system

• amass

  In-depth attack surface mapping and asset discovery

• amp

  Text editor for your terminal

• anchor

  Solana Program Framework

• angular-cli

  CLI tool for Angular

• ansible

  Automate deployment, configuration, and upgrading

• ansible-builder

  CLI tool for building Ansible Execution Environments (Containers)

• ansible-creator

  CLI tool for scaffolding Ansible Content

• ansible-language-server

  Language Server for Ansible Files

• ansible-lint

  Checks ansible playbooks for practices and behaviour

• ansifilter

  Strip or convert ANSI codes into HTML, (La)Tex, RTF, or BBCode

• ansiweather

  Weather in your terminal, with ANSI colors and Unicode symbols

• ant

  Java build tool

• antidote

  Plugin manager for zsh, inspired by antigen and antibody

• antlr

  ANother Tool for Language Recognition

• anycable-go

  WebSocket server with action cable protocol

• anyenv

  All in one for **env

• aoe

  Terminal session manager for AI coding agents

• aom

  Codec library for encoding and decoding AV1 video streams

• apache-arrow

  Columnar in-memory analytics layer designed to accelerate big data

• apache-arrow-glib

  GLib bindings for Apache Arrow

• apache-flink

  Scalable batch and stream data processing

• apache-spark

  Engine for large-scale data processing

• apfel

  Apple Intelligence from the command-line, with OpenAi-compatible API server

• apify-cli

  Apify command-line interface

• apkeep

  Command-line tool for downloading APK files from various sources

• apko

  Build OCI images from APK packages directly without Dockerfile

• apktool

  Tool for reverse engineering 3rd party, closed, binary Android apps

• apm

  Dependency manager for AI agent configuration

• apngasm

  Next generation of apngasm, the APNG assembler

• appium

  Automation for Apps

• apprise

  Send notifications from the command-line to popular notification services

• appstream

  Tools and libraries to work with AppStream metadata

• appwrite

  Command-line tool for Appwrite

• apr

  Apache Portable Runtime library

• apr-util

  Companion library to apr, the Apache Portable Runtime library

• apt

  Advanced Package Tool

• aptos

  Layer 1 blockchain built to support fair access to decentralized assets for all

• aqbanking

  Generic online banking interface

• aqtinstall

  Another unofficial Qt installer

• aqua

  Declarative CLI Version manager

• aravis

  Vision library for genicam based cameras

• arcade-learning-environment

  Platform for AI research

• arduino-cli

  Arduino command-line interface

• arf

  Modern R console with syntax highlighting and fuzzy search

• argc

  Easily create and use cli based on bash script

• argo

  Get stuff done with container-native workflows for Kubernetes

• argocd

  GitOps Continuous Delivery for Kubernetes

• argon2

  Password hashing library and CLI utility

• argp-standalone

  Standalone version of arguments parsing functions from GLIBC

• argyll-cms

  ICC compatible color management system

• aria2

  Download with resuming and segmented downloading

• aribb24

  Library for ARIB STD-B24, decoding JIS 8 bit characters and parsing MPEG-TS

• arjun

  HTTP parameter discovery suite

• arkade

  Open Source Kubernetes Marketplace

• arm-linux-gnueabihf-binutils

  FSF/GNU binutils for cross-compiling to arm-linux

• arm-none-eabi-binutils

  GNU Binutils for arm-none-eabi cross development

• arm-none-eabi-gcc

  GNU compiler collection for arm-none-eabi

• arm-none-eabi-gdb

  GNU debugger for arm-none-eabi cross development

• armadillo

  C++ linear algebra library

• arp-scan

  ARP scanning and fingerprinting tool

• arpack

  Routines to solve large scale eigenvalue problems

• arping

  Utility to check whether MAC addresses are already taken on a LAN

• artillery

  Cloud-native performance & reliability testing for developers and SREs

• arxiv_latex_cleaner

  Clean LaTeX code to submit to arXiv

• asc

  Fast, lightweight CLI for App Store Connect

• ascii

  List ASCII idiomatic names and octal/decimal code-point forms

• asciidoc

  Formatter/translator for text files to numerous formats

• asciidoctor

  Text processor and publishing toolchain for AsciiDoc

• asciinema

  Record and share terminal sessions

• asciiquarium

  Aquarium animation in ASCII art

• asdf

  Extendable version manager with support for Ruby, Node.js, Erlang & more

• asimov

  Automatically exclude development dependencies from Time Machine backups

• asio

  Cross-platform C++ Library for asynchronous programming

• asitop

  Perf monitoring CLI tool for Apple Silicon

• asn

  Organization lookup and server tool (ASN / IPv4 / IPv6 / Prefix / AS Path)

• aspell

  Spell checker with better logic than ispell

• assh

  Advanced SSH config - Regex, aliases, gateways, includes and dynamic hosts

• assimp

  Portable library for importing many well-known 3D model formats

• ast-grep

  Code searching, linting, rewriting

• astro

  To build and run Airflow DAGs locally and interact with the Astronomer API

• astrometry-net

  Automatic identification of astronomical images

• astroterm

  Planetarium for your terminal

• astyle

  Source code beautifier for C, C++, C#, and Java

• asymptote

  Powerful descriptive vector graphics language

• async-profiler

  Sampling CPU & HEAP profiler for Java using AsyncGetCallTrace + perf_events

• asyncapi

  All in one CLI for all AsyncAPI tools

• at-spi2-core

  Protocol definitions and daemon for D-Bus at-spi

• atac

  Simple API client (Postman-like) in your terminal

• atlantis

  Terraform Pull Request Automation tool

• atlas

  Database toolkit

• atmos

  Universal Tool for DevOps and Cloud Automation

• atomicparsley

  MPEG-4 command-line tool

• atool

  Archival front-end

• atop

  Advanced system and process monitor for Linux using process events

• atuin

  Improved shell history for zsh, bash, fish and nushell

• atuin-server

  Sync server for atuin - Improved shell history for zsh, bash, fish and nushell

• aube

  Fast Node.js package manager

• aubio

  Extract annotations from audio signals

• audacious

  Lightweight and versatile audio player

• audiowaveform

  Generate waveform data and render waveform images from audio files

• augeas

  Configuration editing tool and API

• auth0

  Build, manage and test your Auth0 integrations from the command-line

• auto-editor

  Effort free video editing!

• autobrr

  Modern, easy to use download automation for torrents and usenet

• autoconf

  Automatic configure script builder

• autoconf-archive

  Collection of over 500 reusable autoconf macros

• autoenv

  Per-project, per-directory shell environments

• autogen

  Automated text file generator

• autojump

  Shell extension to jump to frequently used directories

• automake

  Tool for generating GNU Standards-compliant Makefiles

• autopep8

  Automatically formats Python code to conform to the PEP 8 style guide

• autossh

  Automatically restart SSH sessions and tunnels

• autotrace

  Convert bitmap to vector graphics

• av1an

  Cross-platform command-line encoding framework

• avrdude

  Atmel AVR MCU programmer

• avro-c

  Data serialization system

• avro-tools

  Avro command-line tools and utilities

• awk

  Text processing scripting language

• aws-amplify

  Build full-stack web and mobile apps in hours. Easy to start, easy to scale

• aws-c-auth

  C99 library implementation of AWS client-side authentication

• aws-c-cal

  AWS Crypto Abstraction Layer

• aws-c-common

  Core c99 package for AWS SDK for C

• aws-c-compression

  C99 implementation of huffman encoding/decoding

• aws-c-event-stream

  C99 implementation of the vnd.amazon.eventstream content-type

• aws-c-http

  C99 implementation of the HTTP/1.1 and HTTP/2 specifications

• aws-c-io

  Event driven framework for implementing application protocols

• aws-c-mqtt

  C99 implementation of the MQTT 3.1.1 specification

• aws-c-s3

  C99 library implementation for communicating with the S3 service

• aws-c-sdkutils

  C99 library implementing AWS SDK specific utilities

• aws-cdk

  AWS Cloud Development Kit - framework for defining AWS infra as code

• aws-checksums

  Cross-Platform HW accelerated CRC32c and CRC32 with fallback

• aws-crt-cpp

  C++ wrapper around the aws-c-* libraries

• aws-elasticbeanstalk

  Client for Amazon Elastic Beanstalk web service

• aws-google-auth

  Acquire AWS credentials using Google Apps

• aws-iam-authenticator

  Use AWS IAM credentials to authenticate to Kubernetes

• aws-lc

  General-purpose cryptographic library

• aws-nuke

  Nuke a whole AWS account and delete all its resources

• aws-sam-cli

  CLI tool to build, test, debug, and deploy Serverless applications using AWS SAM

• aws-sdk-cpp

  AWS SDK for C++

• aws-shell

  Integrated shell for working with the AWS CLI

• aws-sso-cli

  Securely manage AWS API credentials using AWS SSO

• aws-sso-util

  Smooth out the rough edges of AWS SSO (temporarily, until AWS makes it better)

• aws-vault

  Securely store and access AWS credentials in development environments

• awscli

  Official Amazon AWS command-line interface

• awscli-local

  Thin wrapper around the `aws` command-line interface for use with LocalStack

• awscurl

  Curl like simplicity to access AWS resources

• awsdac

  CLI tool for drawing AWS architecture

• awslogs

  Simple command-line tool to read AWS CloudWatch logs

• axel

  Light UNIX download accelerator

• azcopy

  Azure Storage data transfer utility

• azion

  CLI for the Azion service

• azqr

  Azure Quick Review

• aztfexport

  Bring your existing Azure resources under the management of Terraform

• azure-dev

  Developer CLI that provides commands for working with Azure resources

• azurite

  Lightweight server clone of Azure Storage that simulates it locally

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