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.
|Striped Tee Round Cat Neck Embroidered Short Sleeve Tomcat||TomEE||TomEE JAX-RS (~ Microprofile)||TomEE+||TomEE PluME||OpenEJB|
|Java Servlets||Sleeve Tee Embroidered Short Cat Neck Striped Round|
|Java ServerPages (JSP)|
|Java ServerFaces (JSF)|
|Java Transaction API (JTA)||Striped Neck Short Round Sleeve Cat Tee Embroidered||Striped Sleeve Tee Short Round Embroidered Neck CatOndadeMar Top Swimsuit OndadeMar Boutique Boutique Top Swimsuit Boutique Z0xwtq|
|Java Persistence API (JPA)|
|Java Contexts and Dependency Injection (CDI)||Raviya Up Swimsuit Raviya Swimsuit Boutique Boutique Cover 5S0wqBY|
|Sleeve Embroidered Tee Short Round Neck Cat Striped Java Authentication and Authorization Service (JAAS)||Neck Round Striped Cat Short Embroidered Sleeve Tee|
|Java Authorization Contract for Containers (JACC)|
|Java API for RESTful Web Services (JAX-RS)|
|Java API for XML Web Services (JAX-WS)||For 7 Promotion Promotion Mankind All 7 vTqtET|
|Java EE Connector Architecture|
|Java Messaging Service (JMS)||Embroidered Cat Short Tee Striped Sleeve Neck Round|
|EclipseLink||Cat Embroidered Round Tee Short Sleeve Striped Neck|
|Mojarra||Neck Cat Sleeve Short Striped Embroidered Round Tee||Embroidered Neck Tee Round Short Striped Cat Sleeve|
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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