CAT Imports is now available, allowing you to create package CATs that can be imported into other CATs, enabling code reuse and best practices implementation. You can read more about how it works on the Packaging CATs docs page. Please note that this requires using a new CAT Version and associated RCL Version that both contain breaking changes. Details on the changes are listed on the CAT Changelog and the RCL Changelog pages.
Support for escaped characters and shorthand classes in RCL regex