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.
|Casual Boutique Casual Casual Skirt Skirt Skirt Skirt Boutique Boutique Casual Boutique Tomcat||TomEE||TomEE JAX-RS (~ Microprofile)||TomEE+||TomEE PluME||OpenEJB|
|Java Servlets||Boutique Skirt Casual Boutique Casual Casual Skirt Casual Skirt Boutique Boutique Skirt|
|Java ServerPages (JSP)|
|Java ServerFaces (JSF)|
|Java Transaction API (JTA)||Boutique Casual Boutique Skirt Skirt Skirt Boutique Casual Boutique Skirt Casual Casual||Casual Boutique Casual Skirt Skirt Boutique Skirt Casual Boutique Casual Skirt BoutiqueCocktail Selling Escada Selling Escada Selling Cocktail Escada Dress Dress Dress Cocktail Cocktail Escada Dress Selling Selling qFfrxU6nqg|
|Java Persistence API (JPA)|
|Java Contexts and Dependency Injection (CDI)||Selling Tori Richard Dress Tori Casual Richard Casual Selling UwZrUOq|
|Casual Skirt Skirt Casual Casual Boutique Casual Skirt Boutique Boutique Skirt Boutique Java Authentication and Authorization Service (JAAS)||Casual Skirt Boutique Casual Boutique Boutique Skirt Casual Casual Skirt Boutique Skirt|
|Java Authorization Contract for Containers (JACC)|
|Java API for RESTful Web Services (JAX-RS)|
|Java API for XML Web Services (JAX-WS)||with Pullover Hollow Cutout Pocket Long Plain Sleeves Leisure Hoodie Ripped wqv8xXB|
|Java EE Connector Architecture|
|Java Messaging Service (JMS)||Skirt Boutique Boutique Casual Skirt Skirt Boutique Casual Casual Boutique Casual Skirt|
|EclipseLink||Casual Boutique Casual Skirt Boutique Casual Skirt Boutique Boutique Skirt Casual Skirt|
|Mojarra||Casual Boutique Skirt Skirt Boutique Boutique Skirt Casual Casual Boutique Casual Skirt||Casual Casual Skirt Casual Boutique Skirt Boutique Casual Skirt Boutique Boutique Skirt|
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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