.RRB file extension

This is the basic program to work with .RRB extension

Registrar Registry Manager

Registrar Registry Manager MySQL Tools for

Registrar Registry Manager allows you to safely maintain your local registry as well as the registries on the systems of your network. It offers solutions for backing up and restoring registries, fast background search and replace, and a bookmark editor... (more)

The program works with the following extensions: rrs, rrb and rrbm

.RRB extension is also supported by the following programs:

Registrar Lite

Registrar Lite MySQL Tools for

Registrar Registry Manager edits your registry with custom made tools.

RR-Track RR-Track v4 backup

RR-Track offers in-place object drawing capability.