diff --git a/SingleServer/pom.xml b/SingleServer/pom.xml
index c0936d8..2efa5e4 100644
--- a/SingleServer/pom.xml
+++ b/SingleServer/pom.xml
@@ -20,14 +20,14 @@
 
     <groupId>asys</groupId>
     <artifactId>singleserver</artifactId>
-    <version>0.2</version>
+    <version>0.3</version>
     <packaging>bundle</packaging>
 
     <dependencies>
         <dependency>
             <groupId>asys</groupId>
             <artifactId>api</artifactId>
-            <version>0.5</version>
+            <version>0.6</version>
         </dependency>
         <dependency>
             <groupId>org.osgi</groupId>
diff --git a/SingleServer/src/main/java/asys/singleserver/Activator.java b/SingleServer/src/main/java/asys/singleserver/Activator.java
index c75c5da..e267af9 100644
--- a/SingleServer/src/main/java/asys/singleserver/Activator.java
+++ b/SingleServer/src/main/java/asys/singleserver/Activator.java
@@ -6,6 +6,8 @@ package asys.singleserver;
 
 import asys.api.ASysUtils;
 import asys.api.BankObject;
+import asys.api.MinecraftServerFactory;
+import asys.api.ServerManager;
 import org.osgi.framework.BundleActivator;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.ServiceRegistration;
@@ -17,21 +19,28 @@ import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.Properties;
 
+import static asys.api.ASysUtils.GetProperty;
+
 public class Activator implements BundleActivator {
-    private ServiceRegistration<?> serviceCmd;
-    private ServiceRegistration<?> serviceServerManager;
+    private ServiceRegistration<?> serviceCmd, serviceServerManager;
     private ServiceTracker<?, BankObject> bankObjectTracker;
+    private ServiceTracker<?, MinecraftServerFactory> mcServerFactoryTracker;
     private SingleServer singleServer;
 
     public void start(BundleContext bundleContext) throws Exception {
-        singleServer = new SingleServer(loadProperties(ASysUtils.GetProperty(bundleContext, "asys.config.dir", "conf")));
+        mcServerFactoryTracker = new ServiceTracker<>(bundleContext, MinecraftServerFactory.class.getName(), null);
+        mcServerFactoryTracker.open();
+
+        singleServer = new SingleServer(
+                loadProperties(GetProperty(bundleContext, "asys.config.dir", "conf")),
+                mcServerFactoryTracker);
 
         bankObjectTracker = new ServiceTracker<>(bundleContext, BankObject.class.getName(), null);
         bankObjectTracker.open();
         BankObject bankObject = bankObjectTracker.getService();
         if (bankObject != null) singleServer.loadState(bankObject);
 
-        serviceServerManager = bundleContext.registerService(asys.api.ServerManager.class.getName(), singleServer, null);
+        serviceServerManager = bundleContext.registerService(ServerManager.class.getName(), singleServer, null);
         serviceCmd = ASysUtils.RegisterCommands(bundleContext, new Commands(singleServer), "asys.server");
     }
 
@@ -43,6 +52,7 @@ public class Activator implements BundleActivator {
         if (bankObject != null) singleServer.saveState(bankObject);
 
         bankObjectTracker.close();
+        mcServerFactoryTracker.close();
     }
 
     @SuppressWarnings("ResultOfMethodCallIgnored")
diff --git a/SingleServer/src/main/java/asys/singleserver/Commands.java b/SingleServer/src/main/java/asys/singleserver/Commands.java
index 022205b..3efe43e 100644
--- a/SingleServer/src/main/java/asys/singleserver/Commands.java
+++ b/SingleServer/src/main/java/asys/singleserver/Commands.java
@@ -26,30 +26,30 @@ public class Commands {
     @Command
     @Descriptor("Server start")
     public void start() {
-        serverManager.getServer().start();
+        serverManager.getServer(null).start();
         log("Server start");
     }
 
     @Command
     @Descriptor("Server stop")
     public void stop() {
-        serverManager.getServer().stop();
-        serverManager.removeServer();
+        serverManager.getServer(null).stop();
+        serverManager.removeServer(null);
         log("Server stop");
     }
 
     @Command
     @Descriptor("Server force stop")
     public void kill() {
-        serverManager.getServer().forceStop();
-        serverManager.removeServer();
+        serverManager.getServer(null).forceStop();
+        serverManager.removeServer(null);
         log("Server kill");
     }
 
     @Command
     @Descriptor("Server restart")
     public void restart() {
-        MinecraftServer server = serverManager.getServer();
+        MinecraftServer server = serverManager.getServer(null);
         server.stop();
         server.start();
         log("Server restart");
@@ -60,7 +60,7 @@ public class Commands {
     public void alive() {
         boolean alive = false;
 
-        MinecraftServer server = serverManager.getServer();
+        MinecraftServer server = serverManager.getServer(null);
         if (server != null) alive = server.isAlive();
 
         log("Server alive: %s", alive);
@@ -71,7 +71,7 @@ public class Commands {
     public void cmd(String... command) {
         StringJoiner sj = new StringJoiner(" ");
         Arrays.asList(command).forEach(sj::add);
-        serverManager.getServer().sendCommand(sj.toString());
+        serverManager.getServer(null).sendCommand(sj.toString());
     }
 }
 
diff --git a/SingleServer/src/main/java/asys/singleserver/SingleServer.java b/SingleServer/src/main/java/asys/singleserver/SingleServer.java
index 9fb5b90..a2a9908 100644
--- a/SingleServer/src/main/java/asys/singleserver/SingleServer.java
+++ b/SingleServer/src/main/java/asys/singleserver/SingleServer.java
@@ -6,9 +6,9 @@ package asys.singleserver;
 
 import asys.api.BankObject;
 import asys.api.MinecraftServer;
+import asys.api.MinecraftServerFactory;
 import asys.api.ServerManager;
-import asys.singleserver.mcserver.MinecraftProcessServer;
-import asys.singleserver.mcserver.MinecraftScreenServer;
+import org.osgi.util.tracker.ServiceTracker;
 
 import java.nio.file.Files;
 import java.nio.file.Path;
@@ -17,11 +17,12 @@ import java.util.Properties;
 
 public class SingleServer implements ServerManager {
     private MinecraftServer mcServer;
+    private ServiceTracker<?, MinecraftServerFactory> mcsFactoryTrcker;
     private Properties configuration;
 
-    public SingleServer(Properties configuration)
-    {
+    public SingleServer(Properties configuration, ServiceTracker<?, MinecraftServerFactory> mcsFactoryTrcker) {
         this.configuration = configuration;
+        this.mcsFactoryTrcker = mcsFactoryTrcker;
     }
 
     private void prepareMcServer() {
@@ -35,26 +36,20 @@ public class SingleServer implements ServerManager {
             throw new RuntimeException(String.format("Main jar \"%s\" not found", mainJar.toString()));
         }
 
-        if (configuration.getProperty("server.implement", "process").equalsIgnoreCase("screen")) {
-            System.out.println("McServer implements: screen");
-            mcServer = new MinecraftScreenServer("mcserver", serverPath.toFile(), mainJar.toString(),
-                    configuration.getProperty("server.jvm.args", null),
-                    configuration.getProperty("server.params", null));
-        } else {
-            System.out.println("McServer implements: process");
-            mcServer = new MinecraftProcessServer("mcserver", serverPath.toFile(), mainJar.toString(),
-                    configuration.getProperty("server.jvm.args", null),
-                    configuration.getProperty("server.params", null));
+        MinecraftServerFactory mcFactory;
+        try {
+            mcFactory = mcsFactoryTrcker.waitForService(5000);
+        } catch (InterruptedException ignored) {
+            return;
         }
-    }
 
-    public MinecraftServer getServer() {
-        if (mcServer == null) prepareMcServer();
-        return mcServer;
-    }
+        if (mcFactory == null) {
+            throw new RuntimeException(String.format("Service \"%s\" not found", MinecraftServerFactory.class.getName()));
+        }
 
-    public void removeServer() {
-        mcServer = null;
+        mcServer = mcFactory.createServer("mcserver", serverPath.toFile(), mainJar.toString(),
+                configuration.getProperty("server.jvm.args", null),
+                configuration.getProperty("server.params", null));
     }
 
     public void saveState(BankObject bankObject) {
@@ -64,5 +59,16 @@ public class SingleServer implements ServerManager {
     public void loadState(BankObject bankObject) {
         mcServer = (MinecraftServer) bankObject.get(SingleServer.class.getName() + "#mcServer");
     }
+
+    @Override
+    public MinecraftServer getServer(String name) {
+        if (mcServer == null) prepareMcServer();
+        return mcServer;
+    }
+
+    @Override
+    public void removeServer(String name) {
+        mcServer = null;
+    }
 }
 
diff --git a/SingleServer/src/main/resources/asys-singleserver.properties b/SingleServer/src/main/resources/asys-singleserver.properties
index 866c22a..d9b2713 100644
--- a/SingleServer/src/main/resources/asys-singleserver.properties
+++ b/SingleServer/src/main/resources/asys-singleserver.properties
@@ -1,6 +1,4 @@
 server.path=server
 server.mainjar=spigot.jar
 server.params=
-server.jvm.args=
-# process, screen
-server.implement=process
\ No newline at end of file
+server.jvm.args=
\ No newline at end of file