It seems like ScriptRunner extends JIRA JQL by several useful functions and yet it seems its not available for the Cloud. Is there any way this can be made available for the Cloud version of JIRA?
Unfortunately the Cloud version has some restrictions functionality as you can see here: https://confluence.atlassian.com/display/Cloud/Restricted+Functions+in+Cloud+Applications
Here you can have a list of all the plugins available for Cloud version:
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