Mirror Source Manager

x-mirror is a comprehensive mirror source management tool for various package managers. Use this skill whenever users need to configure, switch, or query package manager download mirrors. This skill handles: setting up and switching mirrors for package managers (pip, npm, brew, apt, go, cargo, gem, etc.), viewing available mirror options, checking current mirror configuration, restoring default official sources, and optimizing download speeds in China regions. Triggered by queries like "set npm mirror", "change pip source", "npm mirror speed", "pip Tsinghua mirror", "brew Chinese mirror", "x mirror apt", "how to speed up npm download", "configure pip mirror", "switch npm registry", or any request related to package manager mirrors, registry settings, or download acceleration. This skill is essential for developers in China or anyone needing to optimize package download speeds.

x mirror - Mirror Source Manager

Prerequisites

1. Load x-cmd before use:

   bash

   . ~/.x-cmd.root/X
   

2. x-cmd not installed? → data/install.md

Core Functions

• List mirror sources: x mirror <pkgmgr> ls
• Set mirror source: x mirror <pkgmgr> set <mirror-name>
• View current mirror: x mirror <pkgmgr> current
• Restore default source: x mirror <pkgmgr> unset

Supported Package Managers

System Package Managers

Command	Description
apt	Debian/Ubuntu
brew	Homebrew
pacman	Arch Linux
dnf	Fedora/RHEL
yum	CentOS/RHEL
apk	Alpine Linux

Language Package Managers

Command	Description
pip	Python
npm	Node.js
pnpm	Node.js
yarn	Node.js
go	Go modules
cargo	Rust
gem	Ruby

Container

Command	Description
docker	Docker registry

Usage Examples

List available mirrors

bash

x mirror npm ls
x mirror pip ls
x mirror brew ls

Set mirror source

bash

x mirror npm set npmmirror    # Set npm to use Alibaba Cloud mirror
x mirror pip set tuna         # Set pip to use Tsinghua mirror
x mirror brew set tuna        # Set brew to use Tsinghua mirror

View current mirror

bash

x mirror npm current
x mirror pip current

Restore default source

bash

x mirror npm unset
x mirror pip unset

Common Scenarios

• Check available npm mirrors: x mirror npm ls
• Set pip to Tsinghua mirror: x mirror pip set tuna
• Check current brew mirror: x mirror brew current
• Restore npm to official: x mirror npm unset

Get Help

Run x mirror --help or x mirror <subcmd> --help for full documentation.