The 1.1 version of D20Roller is available as a free download on our website. Our built-in antivirus checked this download and rated it as virus free. D20Roller lies within Internet & Network Tools, more precisely General. This free tool was originally developed by Dieter Lunn.
From the developer:
D20Roller is a C# application written to aid in playing D20 based RPG s online. It supports multiple players using a p2p style architecture. One person most likely the GM would setup a server allowing the players to connect and make dice rolls without cheating.
You may want to check out more software, such as WebWatcher, Novell Privileged User Manager or wikiCalc Beta, which might be similar to D20Roller.