Toplink是业界领先的企业级商业ORM平台，早些年被Oracle收购。
消息来源：
Oracle Proposes Open Source Persistence Project at Eclipse Foundation
Today, at the EclipseCon Conference, Oracle (Nasdaq:
ORCL), a newly
appointed Eclipse Board Member and Strategic Developer, announced it will
donate its award winning Java persistence framework, Oracle(R) TopLink, to
the open source community. In addition, Oracle announced the proposal of a
new Eclipse project to deliver a comprehensive persistence platform based
on the contribution of Oracle TopLink, a component of Oracle Fusion
Middleware, source code and test cases.
Oracle官方网页：
http://oss.oracle.com/oracle-eclipse-projects.html注意里面的FAQ:
Eclipse Persistence Platform评论：
http://www.it-eye.nl/weblog/2007/03/06/oracle-open-sources-toplink/