Install the DITA OT Locally
Develop your plugin through the DITA Open Toolkit locally on your computer, and then loading it into easyDITA.
Use the guide on the DITA Open Toolkit documentation website, Installing the full-easy-install package, to download and install the Open Toolkit locally.
Once you’ve installed the toolkit, open the appropriate file for your operating system: for Macs, open startcmd.sh in the Terminal; for Windows, open startcmd.bat in the Command Prompt. You are now running the DITA Open Toolkit on your computer.
You can publish content using the following command:
java -jar lib/dost.jar /i:input-file /transtype:transformation-type /parameter-name:value
For more information, see Building output using the command-line tool.