diff --git a/anvil-loader/src/main/java/mc/world/anvil/LevelInfo.java b/anvil-loader/src/main/java/mc/world/anvil/LevelInfo.java
deleted file mode 100644
index a2da8ba..0000000
--- a/anvil-loader/src/main/java/mc/world/anvil/LevelInfo.java
+++ /dev/null
@@ -1,26 +0,0 @@
-package mc.world.anvil;
-
-import com.flowpowered.nbt.*;
-import lombok.Getter;
-import lombok.ToString;
-import mc.core.world.block.BlockLocation;
-
-@Getter
-@ToString
-class LevelInfo {
-    private long seed;
-    private BlockLocation spawn;
-    private int version;
-
-    LevelInfo(CompoundTag levelDatTag) {
-        CompoundMap dataMapTag = ((CompoundTag) levelDatTag.getValue().get("Data")).getValue();
-
-        seed = ((LongTag) dataMapTag.get("RandomSeed")).getValue();
-        spawn = new BlockLocation(
-                ((IntTag) dataMapTag.get("SpawnX")).getValue(),
-                ((IntTag) dataMapTag.get("SpawnY")).getValue(),
-                ((IntTag) dataMapTag.get("SpawnZ")).getValue()
-        );
-        version = ((IntTag) dataMapTag.get("version")).getValue();
-    }
-}
diff --git a/core/src/main/java/mc/core/chat/CommandExecutor.java b/core/src/main/java/mc/core/chat/CommandExecutor.java
deleted file mode 100644
index e0d6e66..0000000
--- a/core/src/main/java/mc/core/chat/CommandExecutor.java
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * DmitriyMX <dimon550@gmail.com>
- * 2018-05-22
- */
-package mc.core.chat;
-
-import mc.core.player.Player;
-
-import java.util.Optional;
-
-public interface CommandExecutor {
-    String getName();
-    Optional<String[]> getAliases();
-    Optional<String> getUsage();
-    String getDescription();
-    void execute(Player sender, String... args);
-}
diff --git a/core/src/main/java/mc/core/chat/CommanderChatProcessor.java b/core/src/main/java/mc/core/chat/CommanderChatProcessor.java
deleted file mode 100644
index f497a58..0000000
--- a/core/src/main/java/mc/core/chat/CommanderChatProcessor.java
+++ /dev/null
@@ -1,94 +0,0 @@
-/*
- * DmitriyMX <dimon550@gmail.com>
- * 2018-05-23
- */
-package mc.core.chat;
-
-import lombok.extern.slf4j.Slf4j;
-import mc.core.player.Player;
-import mc.core.text.Text;
-import mc.core.text.TextColor;
-import mc.core.text.TextTemplate;
-import org.slf4j.Marker;
-import org.slf4j.helpers.BasicMarkerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.ApplicationContext;
-
-import javax.annotation.PostConstruct;
-import java.util.Arrays;
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.Map;
-
-@Slf4j
-public class CommanderChatProcessor extends SimpleChatProcessor {
-    private static final Marker COMMAND_MARKER = new BasicMarkerFactory().getMarker("Command");
-    private static final TextTemplate UNKNOW_COMMAND_MSG = TextTemplate.builder()
-            .append(Text.of("Unknown command \"", TextColor.RED))
-            .arg("command", TextColor.WHITE)
-            .append(Text.of("\"", TextColor.RED))
-            .build();
-    @Autowired
-    private ApplicationContext applicationContext;
-    private Map<String, CommandExecutor> commands = new HashMap<>();
-
-    @PostConstruct
-    public void init() {
-        Map<String, CommandExecutor> beans = applicationContext.getBeansOfType(CommandExecutor.class);
-        beans.values().forEach(commandExecutor -> {
-            log.trace("Add command \"{}\" ({})", commandExecutor.getName(), commandExecutor.getClass().getName());
-            if (commands.containsKey(commandExecutor.getName())) {
-                log.warn("Override command \"{}\"", commandExecutor.getName());
-                log.debug("{} -> {}",
-                        commands.get(commandExecutor.getName()).getClass().getName(),
-                        commandExecutor.getClass().getName()
-                );
-            }
-            commands.put(commandExecutor.getName(), commandExecutor);
-
-            if (commandExecutor.getAliases().isPresent()) {
-                Arrays.stream(commandExecutor.getAliases().get()).forEach(aliase -> {
-                    log.trace("Add aliase \"{}\" ({})", aliase, commandExecutor.getClass().getName());
-                    if (commands.containsKey(aliase)) {
-                        log.warn("Override aliase \"{}\"", aliase);
-                        log.debug("{} -> {}",
-                                commands.get(aliase).getClass().getName(),
-                                commandExecutor.getClass().getName()
-                        );
-                    }
-                    commands.put(aliase, commandExecutor);
-                });
-            }
-        });
-
-        log.debug("Load {} commands", commands.size());
-    }
-
-    @Override
-    public void process(Player player, String message) {
-        if (message.startsWith("/")) {
-            log.info(COMMAND_MARKER, "<{}> {}", player.getName(), message);
-
-            int idx = message.indexOf(' ');
-            if (idx == -1) {
-                idx = message.length();
-            }
-
-            String command = message.substring(1, idx).toLowerCase();
-            if (commands.containsKey(command)) {
-                String[] args = message.substring(idx).split(" ");
-                commands.get(command).execute(player, args);
-            } else {
-                player.getChannel().sendChatMessage(
-                        UNKNOW_COMMAND_MSG.apply("command", command),
-                        MessageType.SYSTEM_MESSAGE);
-            }
-        } else {
-            super.process(player, message);
-        }
-    }
-
-    public Collection<CommandExecutor> getAllCommands() {
-        return commands.values();
-    }
-}
diff --git a/proto_1.12.2/src/main/java/mc/core/network/proto_1_12_2/package-info.java b/proto_1.12.2/src/main/java/mc/core/network/proto_1_12_2/package-info.java
deleted file mode 100644
index d6207e6..0000000
--- a/proto_1.12.2/src/main/java/mc/core/network/proto_1_12_2/package-info.java
+++ /dev/null
@@ -1,32 +0,0 @@
-/**
- * Протокол Minecraft версии 1.12.2 (номер версии протокола - 340)
- *
- *
- * Типы данных.
- *
- * (см. http://wiki.vg/Protocol#Data_types)
- *
- *
- * Формат пакетов.
- *
- * Есть два варианта: без использования сжатия и с использованием.
- * Регулируется это пакетом {@link mc.core.network.proto_1_12_2.packets.SetCompressionPacket}
- *
- * Формат без использования сжатия:
- *
- * +---------------+------------+--------------------+
- * | Название      | Тип        | Комментарий        |
- * +---------------+------------+--------------------+
- * | Размер пакета | VarInt     | ID пакета + данные |
- * +---------------+------------+--------------------+
- * | ID пакета     | VarInt     |                    |
- * +---------------+------------+--------------------+
- * | Данные        | Byte Array |                    |
- * +---------------+------------+--------------------+
- *
- * Формат с использованием сжатия:
- *
- * (см. http://wiki.vg/Protocol#With_compression)
- */
-
-package mc.core.network.proto_1_12_2;
\ No newline at end of file