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fnm

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Fast and simple Node.js version manager, built in Rust for cross-platform development.

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Tracked since2026
0 reviews tracked

The Bottom Line

Entry price

Free, no paid tier

Biggest pro

Fast Node version manager

Biggest con

Smaller than nvm

TL;DR - fnm

  • Manages Node.js versions quickly and simply.
  • Built in Rust for speed and cross-platform compatibility.
  • Supports .node-version and .nvmrc files for project consistency.
Pricing: Free forever
Best for: Individuals & startups

What is fnm?

Editorial review
fnm (Fast Node Manager) is a Node.js version manager built with Rust, designed for speed and simplicity. It allows developers to easily install, manage, and switch between different Node.js versions on their systems. Its core benefits include instant startup, cross-platform compatibility (macOS, Windows, Linux), and a single-file, easy installation process. This tool is ideal for developers working on projects that require specific Node.js versions or for those who need to switch between versions frequently. It integrates seamlessly with existing project configurations by supporting `.node-version` and `.nvmrc` files, ensuring consistent environments across teams. fnm offers various installation methods, including scripts, Homebrew, Winget, Scoop, Chocolatey, Cargo, and direct binary downloads, making it accessible to a wide range of users.

Available on: macOS, Windows, Linux

how we evaluateSourcefnm.vercel.app ↗

Pros & Cons

Pros

  • Fast Node version manager
  • Rust-based
  • Cross-platform
  • Shell integration
  • Good performance

Cons

  • Smaller than nvm
  • Community smaller
  • Some edge cases
  • Windows support newer
  • Less documentation

Key Features

Node version managerFast switchingCross-platformShell integration.nvmrc supportRust-based

Pricing Plans

Pricing checked Aug 1, 2026

Free

  • Fast Node.js version management
  • Cross-platform
  • Shell integration
  • .nvmrc support
  • GPL-3.0 license
  • Open source
Calculate your costView full pricing

Is fnm worth the price?

100/100

The pricing for fnm is exceptionally generous, as it is entirely free.

Users get full access to a fast, cross-platform Node.js version manager without any cost. This model is best for individual developers, open-source contributors, and small teams who need robust Node.js version management without budget constraints.

Hidden Costs & Gotchas

No official paid support channels

Reliance on community for troubleshooting

No enterprise-specific features

How fnm Compares to Competitors

Compared to similar Node.js version managers like nvm, fnm offers a comparable feature set at the same price point: free. Both are open-source and community-driven, meaning users don't face direct costs for either solution. The primary difference lies in their underlying technology and performance, not pricing.

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Best fnm Alternatives

Top alternatives based on features, pricing, and user needs.

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Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

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fnm FAQ

How does fnm help manage Node.js versions for different projects?

fnm allows developers to easily install, manage, and switch between various Node.js versions. It integrates with existing project configurations by supporting .node-version and .nvmrc files, which helps ensure consistent development environments across different projects and teams.

What kind of user benefits most from using fnm?

fnm is ideal for developers who work on projects requiring specific Node.js versions or frequently need to switch between them. Its design prioritizes speed and simplicity, making it suitable for those who value fast startup times and cross-platform compatibility.

How does fnm compare to Deno?

fnm is a Node.js version manager built in Rust, focused on managing Node.js environments. Deno, on the other hand, is a JavaScript, TypeScript, and WebAssembly runtime that offers a different approach to server-side development, often seen as an alternative to Node.js itself rather than a version manager for it.

What are the main trade-offs when choosing fnm?

fnm has a smaller community and less documentation compared to some other Node.js version managers. Its Windows support is also newer, and users might encounter some edge cases that are not yet fully addressed.

How is fnm priced?

fnm is completely free to use, with no paid plans or subscriptions required. It is an open-source tool designed for broad accessibility.

Which installation methods does fnm support?

fnm offers various installation methods, including scripts, Homebrew, Winget, Scoop, Chocolatey, Cargo, and direct binary downloads. This wide range of options makes it accessible across different operating systems and developer preferences.

Source: fnm.vercel.app

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