If it's something you'd find useful, a library you could use from other perl code, along with a command line script that calls this module could be useful to some, if you find it useful, it may be worth sharing, provided you don't mind the personal overhead of everything (time etc.) that goes along with it. A reverse dependency lookup shows that people are replying on Mojo::DOM to munge data, but they don't seem to be as general usage as the thing you're suggesting.