diff --git a/cli/src/main/java/org/onosproject/cli/AbstractShellCommand.java b/cli/src/main/java/org/onosproject/cli/AbstractShellCommand.java
index ee3c5e8..4dd767b 100644
--- a/cli/src/main/java/org/onosproject/cli/AbstractShellCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/AbstractShellCommand.java
@@ -18,17 +18,17 @@
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import org.apache.karaf.shell.commands.Option;
-import org.apache.karaf.shell.console.OsgiCommandSupport;
+import org.apache.karaf.shell.console.AbstractAction;
+import org.onlab.osgi.DefaultServiceDirectory;
+import org.onlab.osgi.ServiceNotFoundException;
 import org.onosproject.core.ApplicationId;
 import org.onosproject.core.CoreService;
 import org.onosproject.net.Annotations;
-import org.onlab.osgi.DefaultServiceDirectory;
-import org.onlab.osgi.ServiceNotFoundException;
 
 /**
  * Base abstraction of Karaf shell commands.
  */
-public abstract class AbstractShellCommand extends OsgiCommandSupport {
+public abstract class AbstractShellCommand extends AbstractAction {
 
     @Option(name = "-j", aliases = "--json", description = "Output JSON",
             required = false, multiValued = false)
diff --git a/cli/src/main/java/org/onosproject/cli/app/ApplicationCommand.java b/cli/src/main/java/org/onosproject/cli/app/ApplicationCommand.java
index 68a1957..9d40c66 100644
--- a/cli/src/main/java/org/onosproject/cli/app/ApplicationCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/app/ApplicationCommand.java
@@ -21,6 +21,9 @@
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.core.ApplicationId;
 
+import java.io.IOException;
+import java.net.URL;
+
 /**
  * Manages application inventory.
  */
@@ -34,11 +37,11 @@
     static final String DEACTIVATE = "deactivate";
 
     @Argument(index = 0, name = "command",
-            description = "Command name (activate|deactivate|uninstall)",
+            description = "Command name (install|activate|deactivate|uninstall)",
             required = true, multiValued = false)
     String command = null;
 
-    @Argument(index = 1, name = "names", description = "Application name(s)",
+    @Argument(index = 1, name = "names", description = "Application name(s) or URL(s)",
             required = true, multiValued = true)
     String[] names = null;
 
@@ -46,27 +49,55 @@
     protected void execute() {
         ApplicationAdminService service = get(ApplicationAdminService.class);
         if (command.equals(INSTALL)) {
-            print("Not supported via CLI yet.");
+            for (String name : names) {
+                if (!installApp(service, name)) {
+                    return;
+                }
+            }
 
         } else {
             for (String name : names) {
-                ApplicationId appId = service.getId(name);
-                if (appId == null) {
-                    print("No such application: %s", name);
+                if (!manageApp(service, name)) {
                     return;
                 }
-
-                if (command.equals(UNINSTALL)) {
-                    service.uninstall(appId);
-                } else if (command.equals(ACTIVATE)) {
-                    service.activate(appId);
-                } else if (command.equals(DEACTIVATE)) {
-                    service.deactivate(appId);
-                } else {
-                    print("Unsupported command: %s", command);
-                }
             }
         }
     }
 
+    // Installs the application from input of the specified URL
+    private boolean installApp(ApplicationAdminService service, String url) {
+        try {
+            if (url.equals("-")) {
+                service.install(System.in);
+            } else {
+                service.install(new URL(url).openStream());
+            }
+        } catch (IOException e) {
+            error("Unable to get URL: %s", url);
+            return false;
+        }
+        return true;
+    }
+
+    // Manages the specified application.
+    private boolean manageApp(ApplicationAdminService service, String name) {
+        ApplicationId appId = service.getId(name);
+        if (appId == null) {
+            print("No such application: %s", name);
+            return false;
+        }
+
+        if (command.equals(UNINSTALL)) {
+            service.uninstall(appId);
+        } else if (command.equals(ACTIVATE)) {
+            service.activate(appId);
+        } else if (command.equals(DEACTIVATE)) {
+            service.deactivate(appId);
+        } else {
+            print("Unsupported command: %s", command);
+            return false;
+        }
+        return true;
+    }
+
 }
diff --git a/cli/src/main/java/org/onosproject/cli/app/ApplicationNameCompleter.java b/cli/src/main/java/org/onosproject/cli/app/ApplicationNameCompleter.java
index 1479b9d..1746169 100644
--- a/cli/src/main/java/org/onosproject/cli/app/ApplicationNameCompleter.java
+++ b/cli/src/main/java/org/onosproject/cli/app/ApplicationNameCompleter.java
@@ -15,7 +15,6 @@
  */
 package org.onosproject.cli.app;
 
-import com.google.common.collect.Sets;
 import org.apache.karaf.shell.console.completer.ArgumentCompleter;
 import org.apache.karaf.shell.console.completer.StringsCompleter;
 import org.onosproject.app.ApplicationService;
@@ -23,11 +22,8 @@
 import org.onosproject.cli.AbstractCompleter;
 import org.onosproject.core.Application;
 
-import java.util.Arrays;
-import java.util.Collections;
 import java.util.Iterator;
 import java.util.List;
-import java.util.Set;
 import java.util.SortedSet;
 
 import static org.onosproject.app.ApplicationState.ACTIVE;
@@ -48,13 +44,14 @@
         String cmd = list.getArguments()[1];
 
         // Grab apps already on the command (to prevent tab-completed duplicates)
-        final Set previousApps;
-        if (list.getArguments().length > 2) {
-            previousApps = Sets.newHashSet(
-                    Arrays.copyOfRange(list.getArguments(), 2, list.getArguments().length));
-        } else {
-            previousApps = Collections.emptySet();
-        }
+        // FIXME: This does not work.
+//        final Set previousApps;
+//        if (list.getArguments().length > 2) {
+//            previousApps = Sets.newHashSet(
+//                    Arrays.copyOfRange(list.getArguments(), 2, list.getArguments().length));
+//        } else {
+//            previousApps = Collections.emptySet();
+//        }
 
         // Fetch our service and feed it's offerings to the string completer
         ApplicationService service = get(ApplicationService.class);
@@ -63,9 +60,9 @@
         while (it.hasNext()) {
             Application app = it.next();
             ApplicationState state = service.getState(app.id());
-            if (previousApps.contains(app.id().name())) {
-                continue;
-            }
+//            if (previousApps.contains(app.id().name())) {
+//                continue;
+//            }
             if (cmd.equals("uninstall") ||
                     (cmd.equals("activate") && state == INSTALLED) ||
                     (cmd.equals("deactivate") && state == ACTIVE)) {