Notes about the RBG file extension:
To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened
" (Windows 7) or "How do you want to open this file?
" (Windows 10) if you double-click the file. There click on "More apps"
and choose a suitable software to view such files on your PC or from email attachments.
The RBG file type is primarily associated with 'RegexBuddy' by JGsoft - Just Great Software. RegexBuddy is a companion for working with regular expressions. Create regular expressions that match exactly what you want. Understand complex regexes written by others. Test any regex on sample strings and files. This file type is a GREP Action saved with RegexBuddy 2.0 or later.
Detailed information for file extension RBG:
Hex: , ASCII: RegexBuddy GREP
'Identifying characters' used on FILExt.com are
provided by Marco Pontello from his TrID database
To change file associations press Windows Key
and then Apps and Features
> Default apps
> Choose default apps by file type
Invalid file associations could be the result of underlying issues within your Windows PC.