diff --git a/init.lua b/init.lua
index 9363cb5..b350420 100644
--- a/init.lua
+++ b/init.lua
@@ -1,14 +1,5 @@
--- config
-
-vim.opt.guicursor = ""
-vim.opt.relativenumber = false
-vim.opt.shiftwidth = 4
-
-local plugins = {
-    require("plugins.catppuccin")
-}
-
--- lazy.vim
+require("options")
+require("keymaps")
 
 local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
 
@@ -25,4 +16,6 @@ end
 
 vim.opt.rtp:prepend(lazypath)
 
+local plugins = require("plugins")
+
 require("lazy").setup(plugins)
diff --git a/lua/keymaps.lua b/lua/keymaps.lua
new file mode 100644
index 0000000..17edf25
--- /dev/null
+++ b/lua/keymaps.lua
@@ -0,0 +1 @@
+vim.keymap.set("n", "<leader>e", ":NvimTreeToggle<CR>", { desc = "Toggle file explorer" })
diff --git a/lua/options.lua b/lua/options.lua
new file mode 100644
index 0000000..6175ff5
--- /dev/null
+++ b/lua/options.lua
@@ -0,0 +1,5 @@
+vim.opt.guicursor = ""
+vim.opt.relativenumber = false
+vim.opt.shiftwidth = 4
+vim.g.mapleader = " "
+vim.g.maplocalleader = " "
diff --git a/lua/plugins.lua b/lua/plugins.lua
new file mode 100644
index 0000000..055a7b1
--- /dev/null
+++ b/lua/plugins.lua
@@ -0,0 +1,4 @@
+return {
+    require("plugins.catppuccin"),
+    require("plugins.nvim-tree")
+}
diff --git a/lua/plugins/nvim-tree.lua b/lua/plugins/nvim-tree.lua
new file mode 100644
index 0000000..c73179e
--- /dev/null
+++ b/lua/plugins/nvim-tree.lua
@@ -0,0 +1,35 @@
+return {
+    "nvim-tree/nvim-tree.lua",
+    tag = "v1.14.0",
+    dependencies = {
+	{
+	    "nvim-tree/nvim-web-devicons",
+	    tag = "v0.100"
+	}
+    },
+    name = "nvim-tree",
+    config = function()
+	require("nvim-tree").setup({
+	    view = {
+		width = 30,
+		side = "left"
+	    },
+	    git = {
+		enable = true
+	    },
+	    renderer = {
+		highlight_git = true
+	    },
+	    filters = {
+		dotfiles = false,
+		custom = {
+		    ".git"
+		}
+	    },
+	    update_cwd = true,
+	    update_focused_file = {
+		enable = true
+	    }
+	})
+    end
+}