This is fork of Apache's JSTL 1.2 implementation with few extra fixes to make it work better inside WildFly's modular classloader.
Upstream used: https://svn.apache.org/repos/asf/tomcat/taglibs/standard/
Ensure you have JDK 7 (or newer) installed
java -version
Ensure your have Maven 3.1.0 (or newer) installed then you can do
mvn clean install