How to install Python CLI tools without Python

uvx.sh provides installation scripts for any Python tool on PyPI. Use it to install tools like ruff, pre-commit, or pytest without having uv or Python already installed.

Installing a Tool

curl -LsSf uvx.sh/{package}/install.sh | sh

curl -LsSf uvx.sh/ruff/install.sh | sh

powershell -ExecutionPolicy ByPass -c "irm https://uvx.sh/{package}/install.ps1 | iex"

powershell -ExecutionPolicy ByPass -c "irm https://uvx.sh/ruff/install.ps1 | iex"

Installing a Specific Version

Add the version number to the URL path:

curl -LsSf uvx.sh/ruff/0.8.3/install.sh | sh

Forcing Reinstallation

To overwrite an existing installation, pass the --force flag:

curl -LsSf uvx.sh/ruff/install.sh | sh -s -- --force

Using a Custom Package Index

To install from a private or alternative package index:

curl -LsSf uvx.sh/cmake/install.sh | sh -s -- --index https://download.pytorch.org/whl/cpu

Learn More

• uvx.sh
• uvx.sh: Install Python tools without uv or Python
• How to install uv