fnm is a fast, lightweight Node.js version manager for installing, switching, and syncing runtimes across projects and shells.
Download fnm install resources to set up a fast Node.js version manager with simple commands, shell integration, and reliable workflows. Learn when to use fnm windows support, manage project versions smoothly, and keep development environments consistent across teams and machines.
fnm helps developers manage multiple Node.js versions without heavy tooling, making it useful for local projects, CI environments, and cross-platform development. The fnm node version manager focuses on speed, predictable version switching, and simple shell integration, while searches such as fnm github, fnm install node, and fnm vs nvm often help users compare setup paths, repository docs, and daily workflow choices.
- Click the blue button above to open the official fnm github project page.
- Review fnm install instructions for your operating system and shell.
- Use install fnm guidance to add the binary and initialize your terminal profile.
- Run fnm install node to add the Node.js version required by your project.
- Confirm fnm node switching works, then configure fnm npm behavior for package commands.
- Fast Node.js version switching for projects that rely on different runtime versions
- Clear fnm windows setup options for PowerShell, command prompts, and developer terminals
- Shell integration for fnm bash, fnm zsh, fnm fish, and fnm powershell environments
- Project-aware version detection using common Node.js version files
- Lightweight workflows for fnm mac and fnm linux users who want quick terminal setup
- Helpful comparison points for developers researching fnm vs nvm before choosing a manager
- Simple update and maintenance patterns for fnm upgrade tasks
- Removal guidance for teams that need fnm uninstall steps during environment cleanup
| Component | Minimum | Recommended |
|---|---|---|
| OS | Windows, macOS, or Linux | Current Windows, macOS, or Linux release |
| RAM | 512 MB | 2 GB or more |
| Storage | 50 MB available | Extra space for multiple Node.js versions |
| CPU | Modern 64-bit processor | Multi-core processor for development tools |
| Shell | Bash, Zsh, Fish, or PowerShell | Configured shell profile with fnm shell setup |
- Developers who need fnm nodejs version switching across multiple repositories
- Teams standardizing fnm shell setup for predictable onboarding and build behavior
- Windows users searching for fnm windows instructions that work with modern terminals
- Node.js maintainers comparing fnm vs nvm for speed, simplicity, and daily reliability
- fnm command not found? Recheck install fnm steps and restart the terminal after updating your shell profile.
- Node version not changing? Confirm fnm shell setup is loaded for fnm bash, fnm zsh, fnm fish, or fnm powershell.
- Package commands failing? Verify the active runtime with fnm node and confirm fnm npm resolves to the expected Node.js installation.
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