diff --git a/ASCII-G.vcxproj b/ASCII-G.vcxproj
index a433f61..603b553 100644
--- a/ASCII-G.vcxproj
+++ b/ASCII-G.vcxproj
@@ -123,6 +123,7 @@
     </Link>
   </ItemDefinitionGroup>
   <ItemGroup>
+    <ClCompile Include="src\inventory.cpp" />
     <ClCompile Include="src\location.cpp" />
     <ClCompile Include="src\game.cpp" />
     <ClCompile Include="src\main.cpp" />
@@ -130,8 +131,10 @@
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="include\game.h" />
+    <ClInclude Include="include\inventory.h" />
     <ClInclude Include="include\player.h" />
     <ClInclude Include="include\location.h" />
+    <ClInclude Include="item.h" />
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
diff --git a/ASCII-G.vcxproj.filters b/ASCII-G.vcxproj.filters
index 52d2269..bba9111 100644
--- a/ASCII-G.vcxproj.filters
+++ b/ASCII-G.vcxproj.filters
@@ -27,6 +27,9 @@
     <ClCompile Include="src\location.cpp">
       <Filter>Исходные файлы</Filter>
     </ClCompile>
+    <ClCompile Include="src\inventory.cpp">
+      <Filter>Исходные файлы</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="include\location.h">
@@ -38,5 +41,11 @@
     <ClInclude Include="include\player.h">
       <Filter>Файлы заголовков</Filter>
     </ClInclude>
+    <ClInclude Include="item.h">
+      <Filter>Файлы заголовков</Filter>
+    </ClInclude>
+    <ClInclude Include="include\inventory.h">
+      <Filter>Файлы заголовков</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/data/items.txt b/data/items.txt
new file mode 100644
index 0000000..eefea51
--- /dev/null
+++ b/data/items.txt
@@ -0,0 +1,31 @@
+ID=101
+NAME=Small Healing Potion
+DESCRIPTION=Restores 25 HP.
+TYPE=POTION
+HEAL=25
+DAMAGE=0
+END
+
+ID=102
+NAME=Big Healing Potion
+DESCRIPTION=Restores 50 HP.
+TYPE=POTION
+HEAL=50
+DAMAGE=0
+END
+
+ID=201
+NAME=Rusty Sword
+DESCRIPTION=Old sword. Better than fists.
+TYPE=WEAPON
+HEAL=0
+DAMAGE=10
+END
+
+ID=202
+NAME=Iron Axe
+DESCRIPTION=Heavy axe with good damage.
+TYPE=WEAPON
+HEAL=0
+DAMAGE=18
+END
\ No newline at end of file
diff --git a/include/game.h b/include/game.h
index 609eac8..32d5cb3 100644
--- a/include/game.h
+++ b/include/game.h
@@ -1,7 +1,9 @@
 #pragma once
 #include "player.h"
 #include "location.h"
+#include "item.h"
 #include <vector>
+#include <string>
 
 class Game {
 public:
@@ -12,10 +14,15 @@ private:
 
     Player player;
     std::vector<Location> locations;
+    std::vector<Item> itemDatabase;
 
     void showMainMenu();
 
+    void loadItems();
     void loadLocations();
+
+    ItemType parseItemType(const std::string& type);
+
     Location* getCurrentLocation();
 
     void render();
@@ -24,5 +31,7 @@ private:
     void movePlayer(int dx, int dy);
     void handleTile(char tile);
 
+    void openChest(Location& location);
+
     bool solveRiddle(Location& location);
 };
\ No newline at end of file
diff --git a/include/inventory.h b/include/inventory.h
new file mode 100644
index 0000000..2a068af
--- /dev/null
+++ b/include/inventory.h
@@ -0,0 +1,21 @@
+#pragma once
+#include <vector>
+#include "Item.h"
+
+struct InventorySlot {
+    int itemId = 0;
+    int count = 0;
+};
+
+class Inventory {
+public:
+    void addItem(int itemId, int count = 1);
+    bool removeItem(int itemId, int count = 1);
+
+    void show(const std::vector<Item>& itemDatabase) const;
+
+    bool hasItem(int itemId) const;
+
+private:
+    std::vector<InventorySlot> items;
+};
\ No newline at end of file
diff --git a/include/item.h b/include/item.h
new file mode 100644
index 0000000..3073aca
--- /dev/null
+++ b/include/item.h
@@ -0,0 +1,18 @@
+#pragma once
+#include <string>
+
+enum class ItemType {
+    Potion,
+    Weapon,
+    Unknown
+};
+
+struct Item {
+    int id = 0;
+    std::string name;
+    std::string description;
+    ItemType type = ItemType::Unknown;
+
+    int heal = 0;
+    int damage = 0;
+};
\ No newline at end of file
diff --git a/include/location.h b/include/location.h
index e2c9f4e..7c30718 100644
--- a/include/location.h
+++ b/include/location.h
@@ -9,8 +9,8 @@ struct Point {
 
 struct Chest {
     Point pos;
-    int gold = 0;
     bool opened = false;
+    std::vector<int> itemIds;
 };
 
 struct Enemy {
diff --git a/include/player.h b/include/player.h
index 15f23ec..78c9ebd 100644
--- a/include/player.h
+++ b/include/player.h
@@ -2,23 +2,27 @@
 #include <string>
 #include <vector>
 #include "location.h"
+#include "inventory.h"
+#include "item.h"
 
 class Player {
 public:
     std::string name = "Character Name";
 
     int hp = 100;
+	int maxHp = 100;
     int atk = 10;
     int gold = 0;
-
     int currentLocation = 1;
     Point position;
-
-    int weaponId = 101;
-    std::vector<int> items;
+    Inventory inventory;
+    int equippedWeaponId = 0;
 
     Player() = default;
     Player(std::string name);
 
+    int getDamage(const std::vector<Item>& itemDatabase) const;
+    void usePotion(int itemId, const std::vector<Item>& itemDatabase);
+    void equipWeapon(int itemId, const std::vector<Item>& itemDatabase);
     void showStats() const;
 };
\ No newline at end of file
diff --git a/src/game.cpp b/src/game.cpp
index 4d907a4..aa352af 100644
--- a/src/game.cpp
+++ b/src/game.cpp
@@ -1,8 +1,10 @@
 #include "../include/game.h"
 #include <iostream>
 #include <string>
+#include <fstream>
 
 void Game::run() {
+    loadItems();
     loadLocations();
     showMainMenu();
 
@@ -96,6 +98,9 @@ void Game::render() {
     std::cout << "WASD - move\n";
     std::cout << "stats - show stats\n";
     std::cout << "exit - exit game\n";
+    std::cout << "inventory - show inventory\n";
+    std::cout << "use <id> - use potion\n";
+    std::cout << "equip <id> - equip weapon\n";
 }
 
 void Game::processCommand() {
@@ -122,6 +127,19 @@ void Game::processCommand() {
     else if (command == "d" || command == "D") {
         movePlayer(1, 0);
     }
+    else if (command == "inventory") {
+        player.inventory.show(itemDatabase);
+    }
+    else if (command == "use") {
+        int itemId;
+        std::cin >> itemId;
+        player.usePotion(itemId, itemDatabase);
+    }
+    else if (command == "equip") {
+        int itemId;
+        std::cin >> itemId;
+        player.equipWeapon(itemId, itemDatabase);
+    }
     else {
         std::cout << "Unknown command.\n";
     }
@@ -158,8 +176,7 @@ void Game::handleTile(char tile) {
     }
 
     if (tile == 'C') {
-        std::cout << "You found a chest. For now it gives you 25 gold.\n";
-        player.gold += 25;
+        openChest(*location);
     }
     else if (tile == 'E') {
         std::cout << "Enemy encountered. Combat will be added later.\n";
@@ -223,4 +240,78 @@ bool Game::solveRiddle(Location& location) {
     }
 
     return false;
+}
+
+ItemType Game::parseItemType(const std::string& type) {
+    if (type == "POTION") return ItemType::Potion;
+    if (type == "WEAPON") return ItemType::Weapon;
+
+    return ItemType::Unknown;
+}
+
+void Game::loadItems() {
+    itemDatabase.clear();
+
+    std::ifstream file("data/items.txt");
+
+    if (!file.is_open()) {
+        std::cout << "Cannot open items file: data/items.txt\n";
+        return;
+    }
+
+    Item item;
+    std::string line;
+
+    while (std::getline(file, line)) {
+        if (line.empty()) {
+            continue;
+        }
+
+        if (line == "END") {
+            itemDatabase.push_back(item);
+            item = Item();
+            continue;
+        }
+
+        size_t pos = line.find('=');
+
+        if (pos == std::string::npos) {
+            continue;
+        }
+
+        std::string key = line.substr(0, pos);
+        std::string value = line.substr(pos + 1);
+
+        if (key == "ID") item.id = std::stoi(value);
+        else if (key == "NAME") item.name = value;
+        else if (key == "DESCRIPTION") item.description = value;
+        else if (key == "TYPE") item.type = parseItemType(value);
+        else if (key == "HEAL") item.heal = std::stoi(value);
+        else if (key == "DAMAGE") item.damage = std::stoi(value);
+    }
+
+    std::cout << "Loaded items: " << itemDatabase.size() << "\n";
+}
+
+void Game::openChest(Location& location) {
+    for (auto& chest : location.chests) {
+        if (chest.pos.x == player.position.x && chest.pos.y == player.position.y) {
+            if (chest.opened) {
+                std::cout << "Chest is already opened.\n";
+                return;
+            }
+
+            std::cout << "You opened the chest.\n";
+
+            for (int itemId : chest.itemIds) {
+                player.inventory.addItem(itemId);
+                std::cout << "Received item ID: " << itemId << "\n";
+            }
+
+            chest.opened = true;
+            return;
+        }
+    }
+
+    std::cout << "Chest not found. Something went wrong.\n";
 }
\ No newline at end of file
diff --git a/src/inventory.cpp b/src/inventory.cpp
new file mode 100644
index 0000000..2659212
--- /dev/null
+++ b/src/inventory.cpp
@@ -0,0 +1,63 @@
+#include "../include/inventory.h"
+#include <iostream>
+
+void Inventory::addItem(int itemId, int count) {
+    for (auto& slot : items) {
+        if (slot.itemId == itemId) {
+            slot.count += count;
+            return;
+        }
+    }
+
+    items.push_back({ itemId, count });
+}
+
+bool Inventory::removeItem(int itemId, int count) {
+    for (auto it = items.begin(); it != items.end(); ++it) {
+        if (it->itemId == itemId) {
+            if (it->count < count) {
+                return false;
+            }
+
+            it->count -= count;
+
+            if (it->count <= 0) {
+                items.erase(it);
+            }
+
+            return true;
+        }
+    }
+
+    return false;
+}
+
+bool Inventory::hasItem(int itemId) const {
+    for (const auto& slot : items) {
+        if (slot.itemId == itemId) {
+            return true;
+        }
+    }
+
+    return false;
+}
+
+void Inventory::show(const std::vector<Item>& itemDatabase) const {
+    std::cout << "\n=== INVENTORY ===\n";
+
+    if (items.empty()) {
+        std::cout << "Inventory is empty.\n";
+        return;
+    }
+
+    for (const auto& slot : items) {
+        for (const auto& item : itemDatabase) {
+            if (item.id == slot.itemId) {
+                std::cout << item.id << " | "
+                    << item.name << " x" << slot.count
+                    << " | " << item.description << "\n";
+                break;
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/location.cpp b/src/location.cpp
index b468753..f8b8ed7 100644
--- a/src/location.cpp
+++ b/src/location.cpp
@@ -64,7 +64,7 @@ bool Location::loadFromFile(const std::string& path) {
             if (tile == 'C') {
                 Chest chest;
                 chest.pos = { x, y };
-                chest.gold = 25;
+                chest.itemIds = { 101, 102 };
                 chests.push_back(chest);
             }
             else if (tile == 'E') {
diff --git a/src/player.cpp b/src/player.cpp
index f07fef3..5e9d779 100644
--- a/src/player.cpp
+++ b/src/player.cpp
@@ -16,4 +16,59 @@ void Player::showStats() const {
     std::cout << "\nGOLD: " << gold;
     std::cout << "\nLOCATION: " << currentLocation;
     std::cout << "\nPOSITION: " << position.x << ", " << position.y << "\n";
+}
+
+int Player::getDamage(const std::vector<Item>& itemDatabase) const {
+    int damage = atk;
+
+    for (const auto& item : itemDatabase) {
+        if (item.id == equippedWeaponId && item.type == ItemType::Weapon) {
+            damage += item.damage;
+            break;
+        }
+    }
+
+    return damage;
+}
+
+void Player::usePotion(int itemId, const std::vector<Item>& itemDatabase) {
+    for (const auto& item : itemDatabase) {
+        if (item.id == itemId && item.type == ItemType::Potion) {
+            if (!inventory.hasItem(itemId)) {
+                std::cout << "You don't have this potion.\n";
+                return;
+            }
+
+            hp += item.heal;
+
+            if (hp > maxHp) {
+                hp = maxHp;
+            }
+
+            inventory.removeItem(itemId, 1);
+
+            std::cout << "You used " << item.name << ". HP: " << hp << "\n";
+            return;
+        }
+    }
+
+    std::cout << "This item is not a potion.\n";
+}
+
+void Player::equipWeapon(int itemId, const std::vector<Item>& itemDatabase) {
+    for (const auto& item : itemDatabase) {
+        if (item.id == itemId && item.type == ItemType::Weapon) {
+            if (!inventory.hasItem(itemId)) {
+                std::cout << "You don't have this weapon.\n";
+                return;
+            }
+
+            equippedWeaponId = itemId;
+
+            std::cout << "Equipped weapon: " << item.name << "\n";
+            return;
+        }
+    }
+
+    std::cout << "This item is not a weapon.\n";
 }
\ No newline at end of file