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title: JSR223 Javascript Scripting
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# JSR223 Javascript (Nashorn)

No special configuration is needed for using JSR223 Javascript since the Nashorn Javascript interpreter is included with Java.

## Resources

- [Scripted Rule Support](https://github.com/eclipse/smarthome/wiki/Scripted-Rule-Support)
    
    Early documentation on JSR223 usage in openHAB 2. Includes Javascript examples and IDE setup instructions.