Plugins
SCode blojsom plugin
Tutorials
Spring
a blog post in spanish:
http://bcurtu.blogspot.com/2007/05/jcaptcha-y-spring.html
A set of jsp + spring-servlet.xml + java srcs files as example:
http://amigoinvisible.googlecode.com/files/captcha-kit.rar
OpenCMS
Integration with OpenCMS 6.2
TODO : merge all resources here