I am using Netbeans too. You can install the facelets plugin to have autocompletion for jsf and seam tags. But that's all. There is no autocompletion for seam components by using the EL in the JSF-Pages.
Hello i'm new in seam framework, usually work with NetBeans if sone one could help me a litlle and posting de right librery (jars) that a project in NetBeans need
Seam JBoss Seam 2.1
Thanks in advance