friendly-windows-file-names.go

import "regexp"

var r, _ = regexp.Compile("\\\\|/|:|\\*|\\?|<|>")

// MakeFilenameWindowsFriendly removes characters not permitted in file/directory names on Windows
func MakeFilenameWindowsFriendly(name string) string { 
    return r.ReplaceAllString(name, "")
}

Hi champ, you missed the quotation marks (") and the pipe symbol (|). Among other things:
https://stackoverflow.com/a/31976060
https://en.wikipedia.org/wiki/Filename#Reserved_characters_and_words

@curiosport Good observation.
I was not targeting a full-proof implementation because I had some files from a Windows machine I was processing and this sufficed, but I may update this based on the resources you shared.

Thanks!