Equinox Common · A library of utility classes (e.g., IStatus, Assert, IAdaptable, ...) that are frequently used by Eclipse bundles. This bundle can be used in various different OSGi systems or standalone (i.e., without OSGi).
Equinox Registry · The Eclipse extension registry allows bundles to communicate and cooperate using declarative markup and lazy instantiation. The extension mechanism is similar to OSGi services and declarative services but has some different contractual and management characteristics.
