jBPM官网： http://www.jboss.org/jbossjbpm
jboss社区: http://community.jboss.org/
JBPM 4.4 相关源码
(可利用svn直接下载,无需账户和密码)
http://anonsvn.jboss.org/repos/jbpm/jbpm4/tags/jbpm-4.4/
用户手册：http://www.family168.com/tutorial/jbpm4.0/html/index.html
开发指南：http://www.family168.com/tutorial/jbpm4devguide/html/index.html
jBPM files download:
http://sourceforge.net/projects/jbpm/files/
(Browse Files for jBPM, jBPM Process Designer jBPM BPEL )
JBPM4:
相关的开发源码 SVN/CVS 下载
(注意：svn/cvs 登录的用户名和密码是 jboss.com)
http://anonsvn.jboss.org/repos/jbpm/jbpm4/trunk
PVM https://svn.jboss.org/repos/jbpm/jbpm4/pvm/trunk
Identity https://svn.jboss.org/repos/jbpm/jbpm4/identity/trunk
Task Mgmt https://svn.jboss.org/repos/jbpm/jbpm4/task/trunk
jPDL https://svn.jboss.org/repos/jbpm/jbpm4/jpdl/trunk
JBPM3 相关源码: