Command-line tools: U

• u-boot-tools

  Universal boot loader

• uchardet

  Encoding detector library

• udunits

  Unidata unit conversion library

• ugrep

  Ultra fast grep with query UI, fuzzy search, archive search, and more

• uhd

  Hardware driver for all USRP devices

• uhubctl

  USB hub per-port power control

• unar

  Command-line unarchiving tools supporting multiple formats

• unbound

  Validating, recursive, caching DNS resolver

• unciv

  Open-source Android/Desktop remake of Civ V

• uncrustify

  Source code beautifier

• undercutf1

  F1 Live Timing TUI for all F1 sessions with variable delay to sync to your TV

• unibilium

  Very basic terminfo library

• unicorn

  Lightweight multi-architecture CPU emulation framework

• unison

  File synchronization tool

• universal-ctags

  Maintained ctags implementation

• unixodbc

  ODBC 3 connectivity for UNIX

• unpaper

  Post-processing for scanned/photocopied books

• unrtf

  RTF to other formats converter

• unshield

  Extract files from InstallShield cabinet files

• unxip

  Fast Xcode unarchiver

• unzip

  Extraction utility for .zip compressed archives

• upterm

  Instant terminal sharing

• upx

  Compress/expand executable files

• uriparser

  URI parsing library (strictly RFC 3986 compliant)

• urlscan

  View/select the URLs in an email message or file

• usage

  Tool for working with usage-spec CLIs

• usbredir

  USB traffic redirection library

• usbutils

  List detailed info about USB devices

• utf8cpp

  UTF-8 with C++ in a Portable Way

• utf8proc

  Clean C library for processing UTF-8 Unicode data

• utftex

  Pretty print math in monospace fonts, using a TeX-like syntax

• util-linux

  Collection of Linux utilities

• util-macros

  X.Org: Set of autoconf macros used to build other xorg packages

• uutils-coreutils

  Cross-platform Rust rewrite of the GNU coreutils

• uutils-diffutils

  Cross-platform Rust rewrite of the GNU diffutils

• uutils-findutils

  Cross-platform Rust rewrite of the GNU findutils

• uv

  Extremely fast Python package installer and resolver, written in Rust

• uvicorn

  ASGI web server

• uvwasi

  WASI syscall API built atop libuv

• uwsgi

  Full stack for building hosting services

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