Letter: O
- objectweb-anttask-1.3.2-3jpp: ObjectWeb Ant task
- objectweb-anttask-javadoc-1.3.2-3jpp: Javadoc for objectweb-anttask
- odmg-3.0-3jpp: ODMG 3.0 Java Binding
- odmg-javadoc-3.0-3jpp: Javadoc for odmg
- ognl-2.6.9-2jpp: Object-Graph Navigation Language
- ognl-javadoc-2.6.9-2jpp: Javadoc for ognl
- ognl-manual-2.6.9-2jpp: Manual for ognl
- oldcastor-0.9.6-2jpp: An open source data binding framework for Java
- oldcastor-javadoc-0.9.6-2jpp: Javadoc for oldcastor
- oldcastor-manual-0.9.6-2jpp: Documentation for oldcastor
- oldcastor-test-0.9.6-2jpp: Tests for oldcastor
- oldcastor-xml-0.9.6-2jpp: XML support for oldcastor.
- openejb1-1.0-1jpp: EJB Container System and EJB Server
- openejb1-demo-1.0-1jpp: Samples for openejb1
- openejb1-javadoc-1.0-1jpp: Javadoc for openejb1
- openejb1-manual-1.0-1jpp: Documents for openejb1
- openejb2-2.1-1jpp: EJB Container System and EJB Server
- openejb2-builders-2.1-1jpp: Builder Modules for openejb2
- openejb2-javadoc-2.1-1jpp: Javadoc for openejb2
- openejb2-webadmin-2.1-1jpp: Webadmin Modules for openejb2
- openorb-1.4.0-2jpp: Java CORBA Object Request Broker
- openorb-javadoc-1.4.0-2jpp: Javadoc for openorb
- openorb-manual-1.4.0-2jpp: Documents for openorb
- openorb-ots-1.4.0-1jpp: OpenORB TransactionService
- openorb-ots-javadoc-1.4.0-1jpp: Javadoc for openorb-ots
- opensaml-1.1b-1jpp: Open source implementation of the SAML 1.0 and 1.1 specifications
- opensaml-javadoc-1.1b-1jpp: Javadoc for opensaml
- oscache-2.2-2jpp: High performance J2EE caching solution
- oscache-javadoc-2.2-2jpp: Javadoc for oscache
- oscache-manual-2.2-2jpp: Documents for oscache
- oscore-2.2.5-1jpp: OpenSymphony Utilities
- oscore-javadoc-2.2.5-1jpp: Javadoc for oscore
- oscore-manual-2.2.5-1jpp: Documents for oscore