An open-source JavaScript runtime, Node.js helps developers build servers, web apps, command-line tools, and scripts.
Wrangler CLI
This Cloudflare guide explains how to install or update Wrangler, the command-line tool for building with Cloudflare Workers.
About Wrangler CLI
This page is part of the Cloudflare Workers documentation and explains how to install or update Wrangler. Wrangler is a command-line tool for building with Cloudflare developer products, including Workers. Workers run in workerd, the open source Cloudflare Workers runtime.
The guide walks through installing Wrangler locally inside a Worker project using npm, Yarn, pnpm, or Bun. It explains the need for Node.js and npm, preferably managed with a version manager such as mise or nvm, and how to check the installed version with npx wrangler --version. It also covers updating to the latest version, using the same version across a team, and rolling back if needed. System requirements and links to command and configuration references are included.
It suits developers setting up a Workers project on macOS, Windows, or Linux who need step-by-step install and update instructions.
Key features
- Install Wrangler locally in a Worker project
- Update Wrangler to the latest version
- Check installed Wrangler version via command
- Lists Node.js and OS system requirements
- Links to Wrangler commands and configuration docs
Best for: Developers setting up or maintaining Cloudflare Workers projects with Wrangler.
Good for
- Covers install, update, and version check in one place
- Provides commands for npm, Yarn, pnpm, and Bun
- States supported Node.js and operating system versions
- Explains local install for consistent team versions
Watch out for
- Requires Node.js and npm installed separately
- Limited to specific macOS, Windows, and Linux versions
Wrangler CLI at a glance
- Category
- Search & Reference › How-To Guides
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Linux, macOS, Web, Windows
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Wrangler CLI FAQ
What is Wrangler?
Wrangler is a command-line tool for building with Cloudflare developer products, including Workers.
How do I check my Wrangler version?
Run npx wrangler --version or npx wrangler -v in your project.
How do I update Wrangler?
Install wrangler@latest in your project with your package manager, for example npm i -D wrangler@latest.
What are the system requirements for Wrangler?
It supports Current, Active, and Maintenance versions of Node.js. It is supported on macOS 13.5+, Windows 11, and Linux distros that support glib 2.35.
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