Rule-based modeling & simulation in the cloud

A free tool for academic research provided by the Fontana Laboratory in
the Department of Systems Biology at Harvard Medical School

June 2010

Cellucidate.com has been renamed to RuleBase.org to reflect its transformation from a commercial tool, supported by proprietary technologies, to an academic tool, supported by open source technologies.
May 2010

Kappa has been released as community-supported open source software under the Lesser Gnu GPL License. Visit KappaLanguage.org for more information.
May 2010

We have created KappaLanguage.org as a central resource on the Kappa Language. We encourage you to take a few minutes to check it out.
March 2010

We released the RuleStudio plugin for Eclipse, an editing environment created specifically for Kappa. It has helpful features such as syntax highlighting, visual representation of rules, and publishing models to rulebase.org.