Split file using regular expression

I’m pretty sure this is beyond what BBEdit can do for me by itself, and into the realm of scripting, but BBEdit never ceases to amaze. I have a large file. I’d like to find instances of a particular regular expression in the file, and then split it into multiple files, where each new file

Adding code languages support (MJML)/Or an MJML interpretor?

Hi Group, I am working with the MJML email templating language/API. [https://mjml.io] *It is a subset/variant of HTML & CSS, which aims to "guarantee" the code is valid for' all' email clients (with tweets of course).* I have build a series of regex/AppleScript/Shell with BBEDIT which