The following pages contain video courses and written tutorials to get you up and running with ScriptRunner for Jira Data Center or Server.
The Introduction to ScriptRunner for Jira Data Center/Server course has equivalent written tutorials that cover the same topics, so the path you choose is up to you and how you like to learn. The Introduction to Scripting in ScriptRunner for Jira Data Center/Server course does not have a written equivalent and is in video format only.
You may also want to check out the user documentation for HAPI.
HAPI is an API (application programming interface) we've developed for users to create automations and customizations faster than ever.