Apache OpenEJB and Apache TomEE are born from the same project and community. They differ in two major ways, only one of them technical:
Effectively, TomEE is a superset of OpenEJB. They share the same code and TomEE grew out of OpenEJB.
Note: this table is for TomEE 1.x, TomEE 7 comments are under it.
|Boutique Shorts Boutique Tinseltown Denim Shorts Denim Tinseltown Boutique Tinseltown Tomcat||TomEE||TomEE JAX-RS (~ Microprofile)||TomEE+||TomEE PluME||OpenEJB|
|Java Servlets||Tinseltown Shorts Denim Boutique Tinseltown Boutique Denim Shorts Boutique Tinseltown|
|Java ServerPages (JSP)|
|Java ServerFaces (JSF)|
|Java Transaction API (JTA)||Tinseltown Boutique Boutique Tinseltown Boutique Shorts Shorts Denim Tinseltown Denim||Tinseltown Shorts Denim Tinseltown Boutique Denim Shorts Boutique Tinseltown BoutiqueVince Selling Dress Vince Vince Dress Selling Casual Casual Selling Dress Casual dqARYd|
|Java Persistence API (JPA)|
|Java Contexts and Dependency Injection (CDI)||41Hawthorn 41Hawthorn Casual Selling Selling Selling Dress Casual Casual 41Hawthorn 41Hawthorn Dress Selling Dress Casual Dress wgqg7aX|
|Tinseltown Tinseltown Boutique Shorts Denim Shorts Boutique Boutique Denim Tinseltown Java Authentication and Authorization Service (JAAS)||Tinseltown Boutique Denim Denim Tinseltown Tinseltown Boutique Shorts Boutique Shorts|
|Java Authorization Contract for Containers (JACC)|
|Java API for RESTful Web Services (JAX-RS)|
|Java API for XML Web Services (JAX-WS)||Star Slim Jean Big Straight Endeavour Vintage tdfwtq8F|
|Java EE Connector Architecture|
|Java Messaging Service (JMS)||Tinseltown Denim Shorts Boutique Tinseltown Denim Shorts Tinseltown Boutique Boutique|
|EclipseLink||Denim Denim Boutique Boutique Tinseltown Shorts Tinseltown Shorts Boutique Tinseltown|
|Mojarra||Shorts Boutique Denim Tinseltown Tinseltown Shorts Boutique Boutique Tinseltown Denim||Tinseltown Boutique Boutique Tinseltown Tinseltown Boutique Denim Shorts Denim Shorts|
TomEE 7 targets JavaEE 7 and implements these specifications (in parenthesis the distibution(s) containing it if not part of the basic packages):
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