TmaxSoft's JEUS 8 application server has achieved Java EE 7
compatibility. We will release JEUS 8 in 2014.
However, you can meet the developer preview of JEUS 8 which 
supports the full spectrum of Java EE technology.

Item Version
Operating System Red Hat Linux Fedora 17 (2.6.32-279.el6.x86_64 #1 SMP)
Java SE Java(TM) SE Runtime Environment (build 1.7.0_09)
Database Apache Derby 10.9.1.0 (network mode)
JDBCDriver Apache Derby 10.9.1.0 (derbyclient.jar)
Persistence Provider EclipseLink 2.5
JavaMail Server postfix 2.10.0 (SMTP), dovecot-imapd 2.1.7 (IMAP)
CDI Provider Weld 2.0
Bean Validation Provider Hibernate Validator 5.0.1