Feeding UPARSE alternative combinator sets for specific tasks is on the table. There's going to be a limit to how domain-specific and brief the default set can be.
Implicit Capture In PARSE - How To Get It?
We had an inkling of something called GREB, whose goal is to be a UPARSE-powered command line tool, but it's just a placeholder right now with... all of one lonely test:
Hm, I believe that PowerShell corruption issue is solved now...
Speaking of REPLACE with UPARSE, here's something interesting...