# UV — Ultra-Fast Python Package Manager by Astral

> Rust-powered Python package and project manager. 10-100x faster than pip. Replaces pip, pip-tools, virtualenv, pyenv, and pipx with a single tool. By the creators of Ruff. 45,000+ stars.

## Install

Save as a script file and run:

## Quick Use

```bash
# Install
curl -LsSf https://astral.sh/uv/install.sh | sh

# Create a project
uv init my-project && cd my-project

# Add dependencies (instant)
uv add fastapi uvicorn sqlalchemy

# Run your app
uv run python main.py

# Or run scripts directly
uv run --with requests python -c "import requests; print(requests.get('https://httpbin.org/ip').json())"
```

---

## Intro

UV is a Rust-powered Python package and project manager by Astral (creators of Ruff) with 45,000+ GitHub stars. It replaces pip, pip-tools, virtualenv, pyenv, and pipx with a single tool that is 10-100x faster. Install packages in milliseconds, resolve dependencies in seconds, and manage Python versions seamlessly. Best for Python developers who want instant package management and reproducible environments. Works with: any Python project, pip-compatible. Setup time: under 1 minute.

---

## What UV Replaces

| Old Tool | UV Equivalent | Speed Improvement |
|----------|--------------|-------------------|
| pip install | `uv add` | 10-100x faster |
| pip-compile | `uv lock` | 50x faster |
| virtualenv | `uv venv` | 80x faster |
| pyenv | `uv python install` | Built-in |
| pipx | `uv tool install` | Built-in |
| pip-sync | `uv sync` | 100x faster |

### Project Management

```bash
# Initialize project with pyproject.toml
uv init my-app

# Add dependencies
uv add fastapi "sqlalchemy>=2.0"
uv add --dev pytest ruff

# Lock dependencies (reproducible builds)
uv lock

# Sync environment
uv sync
```

### Python Version Management

```bash
# Install Python versions
uv python install 3.12 3.11 3.10

# Pin project to specific version
uv python pin 3.12

# Run with any version
uv run --python 3.11 python script.py
```

### Script Running

```bash
# Run scripts with inline dependencies
uv run --with pandas --with matplotlib python analyze.py

# Run from pyproject.toml
uv run pytest
uv run ruff check .
```

### Global Tool Installation

```bash
# Install CLI tools (like pipx)
uv tool install ruff
uv tool install black
uv tool install httpie
```

### Performance Benchmarks

```
# Installing 50 packages:
pip:  45.2s
uv:   0.8s  (56x faster)

# Resolving dependencies (Django project):
pip-compile:  12.3s
uv lock:       0.2s  (61x faster)

# Creating virtualenv:
virtualenv:  2.1s
uv venv:     0.02s  (105x faster)
```

### Key Stats
- 45,000+ GitHub stars
- By Astral (creators of Ruff)
- 10-100x faster than pip
- Replaces 5+ Python tools
- pip-compatible (reads requirements.txt)

### FAQ

**Q: What is UV?**
A: UV is a Rust-powered Python package manager that replaces pip, virtualenv, pyenv, and pipx with a single tool that is 10-100x faster.

**Q: Is UV free?**
A: Yes, fully open-source under MIT/Apache 2.0 license.

**Q: Is UV compatible with existing projects?**
A: Yes, UV reads requirements.txt, pyproject.toml, and setup.py. It is a drop-in replacement for pip.

---

## Source & Thanks

> Created by [Astral](https://github.com/astral-sh). Licensed under MIT/Apache 2.0.
>
> [uv](https://github.com/astral-sh/uv) — ⭐ 45,000+

Thanks to Astral for making Python package management finally fast.

---

<!-- ZH -->

## 快速使用

```bash
curl -LsSf https://astral.sh/uv/install.sh | sh
uv init my-project && cd my-project
uv add fastapi uvicorn
uv run python main.py
```

---

## 简介

UV 是 Astral 团队（Ruff 的创造者）开发的 Rust 驱动的 Python 包管理器，GitHub 45,000+ stars。单一工具替代 pip、virtualenv、pyenv、pipx，速度快 10-100 倍。适合需要即时包管理和可复现环境的 Python 开发者。

---

## 来源与感谢

> Created by [Astral](https://github.com/astral-sh). Licensed under MIT/Apache 2.0.
>
> [uv](https://github.com/astral-sh/uv) — ⭐ 45,000+

---
Source: https://tokrepo.com/en/workflows/114a0496-b111-4f3e-bc56-f023b7789d21
Author: Script Depot