JOnAS is a pure Java implementation of the J2EE specification, available in open source. It is useful to those building applications like e-commerce, eportal, management systems, intranet application, inventory systems, reservation systems, banking applications, etc.

JOnAS is an open-source J2EE application server, developed and hosted by the ObjectWeb consortium (ObjectWeb is a not-for-profit European consortium, founded by INRIA, Groupe Bull, and France Télécom). JOnAS is released under the LGPL open-source license.

JOnAS is an EJB platform that is part of the ObjectWeb Open Source initiative launched in collaboration with several partners including France Telecom's R&D division. It is also integrated within the Enhydra Enterprise java application. JOnAS is a pure Java implementation of the EJB specification that relies on JDK and JNDI. (see Enhydra).

Jonas is the protagonist of The Giver, by Lois Lowry. It is also probable that he appeared in the second and third books of that trilogy.

a child of the future, living in a society where pain, fear, war and hatred have been eliminated