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How to internationalize your Apps?
App Level - From the App perspective, you can use the App Message Hash Variable to make sure that your app is internationalized. Refer to following:
https://dev.joget.org/community/display/KBv5/Messageaaa
How to set up the platform to support internationalization?
aaaJoget Workflow supports multi-language from platform perspective as well as from the user perspective. To ensure that you have the language files, please download from https://translate.joget.org and import the respective language files into your installation. More info: https://dev.joget.org/community/display/KBv5/Manage+Messages