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Version: 0.4


1. Install KCL

From the Binary Releases

Each release of KCL includes various OSes and architectures. These binary versions can be manually downloaded and installed from Github or Gitee and add {install-location}/kclvm/bin to the environment PATH.

MacOS & Linux

export PATH=$PATH:{install-location}/kclvm/bin


$env:PATH += ";{install-location}\kclvm\bin;"

Using script to install the latest release


Install the latest darwin KCL to /usr/local/kclvm/bin

curl -fsSL | /bin/bash


Install the latest linux KCL to /usr/local/kclvm/bin

wget -q -O - | /bin/bash


Install the latest windows KCL to $Env:SystemDrive\kclvm\bin and add this directory to User PATH environment variable.

powershell -Command "iwr -useb | iex"

Homebrew (MacOS)

brew install kcl-lang/tap/kclvm

Scoop (Windows)

Install Scoop first, then add this bucket and install kcl by running:

scoop bucket add kcl-lang
scoop install kcl-lang/kclvm

From Go

Install kcl through the Go command (Go requires 1.18+).

go install

Add an alias for the kcl command (optional).

alias kcl='kcl-go run'

From Docker

  • Command
docker run --rm -it kusionstack/kclvm
  • Update image
docker pull kusionstack/kclvm


⚠️ For all the above operating systems and installation methods, if you want to use KCL Python plug-in, you need to ensure that Python 3.7+ is installed and add the python3 command to your PATH environment variable.

2. Install KCL IDE Extension

VS Code

The KCL Extension extension provides some coding assistance, e.g., highlight, goto definition, completion, hover, outline, and diagnostics. You can go here for more information about the installation.


IntelliJ IDEA

Download the distribution from here and in IntelliJ IDEA, click Preference -> plugins -> install Plugin from Disk... -> select kcl-idea-plugin zip -> restart IDE. This plugin requires the IntelliJ IDEA 2020.2+