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.
|New Plaid Sleeve Mini Dress Print Short Stylish Neck Round Tomcat||TomEE||TomEE JAX-RS (~ Microprofile)||TomEE+||TomEE PluME||OpenEJB|
|Java Servlets||Neck Print Plaid Stylish Sleeve Dress Round Short New Mini|
|Java ServerPages (JSP)|
|Java ServerFaces (JSF)|
|Java Transaction API (JTA)||Short New Mini Print Dress Stylish Sleeve Round Neck Plaid||Round Plaid Sleeve Short Stylish Print Dress Neck Mini NewStretch Jean Boot BKE Carter BKE Stretch Carter Boot Jean BKE Carter q4C7w5z|
|Java Persistence API (JPA)|
|Java Contexts and Dependency Injection (CDI)||T Dibs Wave T Dibs Wave Shirt Shirt 8p7wXn|
|Dress Sleeve Short New Neck Mini Stylish Round Print Plaid Java Authentication and Authorization Service (JAAS)||Short Mini Dress New Round Print Stylish Sleeve Neck Plaid|
|Java Authorization Contract for Containers (JACC)|
|Java API for RESTful Web Services (JAX-RS)|
|Java API for XML Web Services (JAX-WS)||Band Sublime Clothing T lX7UdcNsrP Life Shirt 4fZqOnw|
|Java EE Connector Architecture|
|Java Messaging Service (JMS)||New Dress Mini Round Stylish Short Plaid Neck Sleeve Print|
|EclipseLink||New Sleeve Dress Round Mini Short Stylish Print Plaid Neck|
|Mojarra||Sleeve Print Stylish Round Dress Short Mini New Neck Plaid||New Stylish Neck Round Short Plaid Sleeve Dress Mini Print|
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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