Built-in scripts are pre-built for instant use. Additionally, they are one-off scripts that aren't saved. They solve the most common administrator needs quickly. There are two types of built-in scripts, meant for different types of administrators:
Browse Built-In Script Functionality
You can use the Search ScriptRunner Functionality search bar to search the available built-in scripts.
For example, if you’re looking for a built-in script that works with restrictions you could type "Restrictions" and press Enter. Then, the list of built-in scripts is narrowed down to only those containing the word "restrictions" in their title or description.