Re-Box!
- REBOL port of Box World, a puzzle-solving game similar to Sokoban.
- http://softinnov.org/rebol/rebox.shtml

REBOL Amazon
- A REBOL interface to Amazon’s Web Services
- http://premshree.livejournal.com/47132.html

Synapse-EMR - free patient management software
- An electronic medical records system that uses the open source RDBMS Firebird and REBOL.
- http://compkarori.com/emr/index.html

ReViewer - REBOL Image Viewer
- REBOL/View script to select and sort images and create slideshows.
- http://www.digicamsoft.com/softreviewer.html

Games & tools at TGD-Consulting
- Several games & tools based on REBOL/View including "Serve-It!", a full featured, fast HTTP & PROXY-Server.
- http://www.tgd-consulting.de/Download.html

Sidereal Conquest
- engine for creating 4X turn-based galactic strategy games
- http://sourceforge.net/projects/sidereal/

Cerebrus Email Guardian
- A spam filter written with the Rebol/SDK that works as a pop proxy, and also includes web mail interfaces to Hotmail, and Yahoo mail.  Windows only.
- http://www.compkarori.com/cerebrus/

News Site
- A utility for news sites. News-site.cgi is a CGI executable script which converts new mail in a POP e-mail account into news articles.
- http://www.bebits.com/app/1226

PREBOL - REBOL Language Preprocessor
- This tool allows you to combine multiple source or data files into a single REBOL output file.
- http://www.rebol.com/docs/prebol.html