http://felix.apache.org/

Apache Felix is a community effort to implement the OSGi Framework and Service platform and other interesting OSGi-related technologies under the Apache license.

http://felix.apache.org/documentation/subprojects/apache-felix-gogo.html

Apache Felix Gogo is a subproject of Apache Felix implementing a command line shell for OSGi. It is used in many OSGi runtimes and servers (Felix distro, Eclipse IDE, Apache Karaf, …).

java -jar bin/felix.jar 

Welcome to Apache Felix Gogo

lb

START LEVEL 1
   ID|State      |Level|Name
    0|Active     |    0|System Bundle (6.0.1)|6.0.1
    1|Active     |    1|JLine Bundle (3.7.0)|3.7.0
    2|Active     |    1|Apache Felix Gogo Command (1.0.2)|1.0.2
    3|Active     |    1|Apache Felix Gogo JLine Shell (1.1.0)|1.1.0
    4|Active     |    1|Apache Felix Gogo Runtime (1.1.0)|1.1.0
    5|Active     |    1|MJ-OSGIHelloWorldProvider (1.0.0)|1.0.0
    6|Installed  |    1|osgi.core (6.0.0.201403061837)|6.0.0.201403061837

g! install file:../OSGiHelloWorldProvider-1.0.jar         

Bundle ID: 5

start 5

bundle 5

Location             file:/E:/MJ/OSGIHelloWorld/target/osgi.hello-world.jar
State                32
LastModified         1548357508506
Headers              [Export-Package=ro.medjava.osgi.provider.able;version="1.0.0",ro.medjava.osgi.provider;uses:="org.osgi.framework";version="1.0.0", Bundle-ManifestVersion=2, Bundle-SymbolicName=MJ-OSGIHelloWorldProvider, Bundle-Version=1.0.0, Created-By=1.8.0_111 (Oracle Corporation), Manifest-Version=1.0, Bnd-LastModified=1548356548522, Bundle-Name=MJ-OSGIHelloWorldProvider, Import-Package=org.osgi.framework,ro.medjava.osgi.provider.able, Bundle-Activator=ro.medjava.osgi.provider.ProviderActivator, Require-Capability=osgi.ee;filter:="(&(osgi.ee=JavaSE)(version=1.8))", Tool=Bnd-4.0.0.201805111645]
Version              1.0.0
BundleContext        org.apache.felix.framework.BundleContextImpl@9bf0b04
RegisteredServices   [HelloWorldService]
Bundle                   5|Active     |    1|MJ-OSGIHelloWorldProvider (1.0.0)
Revisions            [MJ-OSGIHelloWorldProvider [5](R 5.0)]
SymbolicName         MJ-OSGIHelloWorldProvider
BundleId             5
ServicesInUse        null