The shell is an extensible implementation of Kotlin REPL with reach set of features including:

• Syntax highlight
• Type inference command
• Downloading dependencies in runtime using Maven coordinates
• List declared symbols

The project is the former Sparklin shell migrated to the new Kotlin scripting and REPL infrastructure and converted to a generic Kotlin Language Interactive Shell.

The Apache Spark adaptation of it is located in a separate repository.

The previous version of the Sparklin is accessible in the sparklin branch.

You can download archive from Maven Central:

1. Go to http://search.maven.org/artifact/org.jetbrains.kotlinx/ki-shell
2. Select latest (or desired) version there (currently it's 0.3.2)
3. Unpack it to desired place
4. Launch bin/ki.sh for Linux/Mac or bin\ki.bat for Windows

On Arch Linux, there's an AUR package available. After installation, you can run the shell through ki.

To build from source use:

git clone http://github.com/Kotlin/kotlin-interactive-shell
cd kotlin-interactive-shell
mvn -DskipTests package

It may be useful to build the project with a specific version of Kotlin. To do so use:

mvn -Dkotlin.version=1.4.10 -DskipTests package

To start the shell, run bin/ki.sh on Linux and macOS. On Windows, use bin\ki.bat instead.