JSR-94 is the Java Specification Request for a Java Rules Engine API. The specification for the Java Rule Engine API (JSR 94), developed through the Java Community Process (JCP) program, defines a Java runtime API for rule engines by providing a simple API to access a rule engine from a Java Platform, Standard Edition (Java SE, formerly known as J2SE) or a Java Platform, Enterprise Edition (Java EE, formerly known as J2EE) Java technology client.