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nenv

A Node environment manager written in rust.

Features

Written in fast and safe rust
Multiple active nodejs versions at the same time
Configuration for project specific versions
Version matching with semver expressions

Installation

You can either

Install the application with cargo by downloading the repo and running cargo install --path . inside
Download the binary from the releases page

Now to initialize everything install any nodejs version with nenv install <version>. Afterwards add the bin directory to your PATH variable.

On windows this should be C:\Users\<yourusername>\AppData\Roaming\nenv\bin. On linux this will be ~/.local/share/nenv/bin.

Usage

Install node versions

# install the latest available node version
nenv install latest

# install the latest lts version
nenv install lts

# install the latest 14.x.x version.
nenv install 14

Change the system-wide default version

nenv default latest

Refresh installed binaries and upstream versions

nenv refresh

List nodejs versions

nenv list-versions

Version detection

The node version nenv uses is controlled by

The engines.node config field in the package.json which is parsed as a semver requirement.

{
  "name": "my project",
  "engines": {
    "node": "18"
  }
}

The .node-version file in the current or parent directories which contains the version string.

19.4.0

The NODE_VERSION environment variable.
The default version set with nenv default.

License

GPL-3.0

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