diff --git a/.gitignore b/.gitignore
index ec2481e..fc3fcd3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,3 +19,6 @@ tags
 # Persistent undo
 [._]*.un~
 
+# Plug
+plugged
+
diff --git a/autoload/tui.vim b/autoload/tui.vim
index 7091642..8c22455 100644
--- a/autoload/tui.vim
+++ b/autoload/tui.vim
@@ -2,6 +2,11 @@ vim9script
 
 export def Init(tui_home: string)
     tui#core#cached#Set("tui.home", tui_home)
+    # 加载插件
+    tui#core#plug#Init(expand(tui_home .. "/plugged"))
+    # 加载模块
     tui#core#layer#Init(expand(tui_home .. "/layers"))
+    # 加载插件
+    tui#core#plug#Hook()
 enddef
 
diff --git a/autoload/tui/core/plug.vim b/autoload/tui/core/plug.vim
new file mode 100644
index 0000000..50a8425
--- /dev/null
+++ b/autoload/tui/core/plug.vim
@@ -0,0 +1,188 @@
+vim9script
+
+# tui_plug: {
+#     home: 'xxx',
+#     registed: {
+#         plug_id: {
+#             id: 'xxx/yyy',
+#             deps: [],
+#             path: '/path/to/plug/installed'
+#         }
+#     },
+#     enabled: [],
+#     disabled: []
+# }
+
+export def Init(plug_home: string = v:none)
+    if !tui#core#cached#Has("tui.plug.home")
+        # 初始化插件路径
+        const tui_home = tui#core#cached#Get("tui.home")
+        var tui_plug_home = plug_home
+        if empty(tui_plug_home) || empty(split(tui_plug_home))
+           tui_plug_home = tui#util#path#Join(tui_home, "plugged") 
+        endif
+        tui#core#cached#Set("tui.plug.home", tui_plug_home)
+        # 初始化插件缓存
+        tui#core#cached#Set('tui.plug.registed', {})
+        tui#core#cached#Set('tui.plug.enabled', [])
+        tui#core#cached#Set('tui.plug.disabled', [])
+    endif
+enddef
+
+export def IsPlugRegisted(plug_id: string): bool
+    assert_true(!empty(plug_id) && !empty(split(plug_id)))
+
+    var tui_plug_registed = tui#core#cached#Get('tui.plug.registed', {})
+    return has_key(tui_plug_registed, plug_id)
+enddef
+
+export def IsPlugEnabled(plug_id: string): bool
+    assert_true(!empty(plug_id) && !empty(split(plug_id)))
+
+    var tui_plug_registed = tui#core#cached#Get('tui.plug.registed', {})
+    var tui_plug_enabled = tui#core#cached#Get('tui.plug.enabled', [])
+    return has_key(tui_plug_registed, plug_id) && index(tui_plug_enabled, plug_id) >= 0
+enddef
+
+export def GetPlug(plug_id: string): dict<any>
+    assert_true(!empty(plug_id) && !empty(split(plug_id)))
+
+    var tui_plug_registed = tui#core#cached#Get('tui.plug.registed', {})
+    return tui_plug_registed[plug_id]
+enddef
+
+
+export def Regist(plug_id: string, plug_options: dict<any> = {})
+    assert_true(!empty(plug_id) && !empty(split(plug_id)))
+
+    if IsPlugRegisted(plug_id)
+        return
+    endif
+
+    var tui_plug_registed = tui#core#cached#Get('tui.plug.registed', {})
+    var plug_info = Parse(plug_id, plug_options)
+    var plug_deps = []
+    for plug_dep_info in plug_info['deps']
+        var plug_dep_id = plug_dep_info['id']
+        if !has_key(tui_plug_registed, plug_dep_id)
+            tui_plug_registed[plug_dep_id] = plug_dep_info
+        endif
+        add(plug_deps, plug_dep_id)
+    endfor
+    plug_info['deps'] = plug_deps
+
+    tui_plug_registed[plug_id] = plug_info
+    tui#core#cached#Set('tui.plug.registed', tui_plug_registed)
+enddef
+
+def Parse(plug_id: string, plug_options: dict<any> = {}): dict<any>
+    assert_true(!empty(plug_id) && !empty(split(plug_id)))
+    if IsPlugRegisted(plug_id)
+        return GetPlug(plug_id)
+    endif
+
+    var plug_info = {}
+    # id: string
+    plug_info['id'] = plug_id
+    # path: string
+    const plug_path = tui#util#path#Join(tui#core#cached#Get('tui.plug.home'), split(plug_id, '/')[-1])
+    plug_info['path'] = plug_path
+    # enabled: bool / func
+    var plug_enabled = v:true
+    if has_key(plug_options, 'enabled')
+        var Tmp_plug_enabled = plug_options['enabled']
+
+        assert_true(type(Tmp_plug_enabled) == v:t_number || type(Tmp_plug_enabled) == v:t_bool  || type(Tmp_plug_enabled) == v:t_func)
+        if type(Tmp_plug_enabled) == v:t_number
+            assert_true(Tmp_plug_enabled == 0 || Tmp_plug_enabled == 1)
+            if Tmp_plug_enabled != 1
+                plug_enabled = v:false
+            endif
+        elseif type(Tmp_plug_enabled) == v:t_bool
+            plug_enabled = Tmp_plug_enabled
+        else
+            plug_enabled = Tmp_plug_enabled()
+        endif
+    endif
+    plug_info['enabled'] = plug_enabled
+    # config: func
+    if has_key(plug_options, 'config')
+        assert_true(type(plug_options['config']) == v:t_func)
+        plug_info['config'] = plug_options['config']
+    endif
+    # deps
+    var plug_deps = []
+    if has_key(plug_options, 'deps')
+        var tmp_plug_deps = plug_options['deps']
+        assert_true(type(tmp_plug_deps) == v:t_list)
+        for tmp_plug_dep in tmp_plug_deps
+            assert_true(type(tmp_plug_dep) == v:t_string || type(tmp_plug_dep) == v:t_dict)
+
+            if type(tmp_plug_dep) == v:t_string
+                var tmp_plug_dep_id = tmp_plug_dep
+                var tmp_plug_dep_info = Parse(tmp_plug_dep_id, {})
+                add(plug_deps, tmp_plug_dep_info)
+            else
+                assert_true(has_key(tmp_plug_dep, 'id'))
+                var tmp_plug_dep_id = tmp_plug_dep['id']
+                var tmp_plug_dep_info = Parse(tmp_plug_dep_id, tmp_plug_dep)
+                add(plug_deps, tmp_plug_dep_info)
+            endif
+        endfor
+    endif
+    plug_info['deps'] = plug_deps
+
+    return plug_info
+enddef
+
+export def Hook()
+    var tui_plug_registed = tui#core#cached#Get('tui.plug.registed', {})
+    var tui_plug_enabled  = tui#core#cached#Get('tui.plug.enabled', [])
+    var tui_plug_disabled = tui#core#cached#Get('tui.plug.disabled', [])
+
+    for plug_id in keys(tui_plug_registed)
+        var plug_info = tui_plug_registed[plug_id]
+
+        if Hook_loading(plug_id, plug_info)
+            if index(tui_plug_enabled, plug_id) == -1
+                add(tui_plug_enabled, plug_id)
+            endif
+        else
+            if index(tui_plug_disabled, plug_id) == -1
+                add(tui_plug_disabled, plug_id)
+            endif
+        endif
+    endfor
+
+    tui#core#cached#Set('tui.plug.enabled',  tui_plug_enabled)
+    tui#core#cached#Set('tui.plug.disabled', tui_plug_disabled)
+enddef
+
+def Hook_loading(plug_id: string, plug_info: dict<any>): bool
+    var plug_path = plug_info['path']
+    var plug_enabled = plug_info['enabled']
+
+    if !plug_enabled || !isdirectory(plug_path)
+        return v:false
+    endif
+
+    var dep_loaded = v:true
+    for plug_dep_id in plug_info['deps']
+        var plug_dep = GetPlug(plug_dep_id)
+        if !Hook_loading(plug_dep_id, plug_dep)
+            dep_loaded = v:false
+            break
+        endif
+    endfor
+
+    if dep_loaded
+        execute('set rtp+=' .. plug_path)
+        if has_key(plug_info, 'config')
+            plug_info['config']()
+        endif
+    endif
+
+    return dep_loaded
+enddef
+
+
diff --git a/autoload/tui/util/osinfo.vim b/autoload/tui/util/osinfo.vim
new file mode 100644
index 0000000..1f13309
--- /dev/null
+++ b/autoload/tui/util/osinfo.vim
@@ -0,0 +1,13 @@
+vim9script
+
+export def IsOsWindows(): bool
+    return has('win32')
+enddef
+
+export def GetFileSeparator(): string
+    return IsOsWindows() ? '\' : '/'
+enddef
+
+export def GetLineSeparator(): string
+    return IsOsWindows() ? "\r\n" : "\n"
+enddef
diff --git a/autoload/tui/util/path.vim b/autoload/tui/util/path.vim
new file mode 100644
index 0000000..4a4e227
--- /dev/null
+++ b/autoload/tui/util/path.vim
@@ -0,0 +1,22 @@
+vim9script
+
+import autoload "tui/util/osinfo.vim"
+
+export def GetFileSeparator(): string
+    return osinfo.GetFileSeparator()
+enddef
+
+export def Normalize(path: string): string
+    assert_true(!empty(path) && !empty(split(path)))
+
+    const path_joined = join(filter(split(path, '[/\\]'), '!empty(split(v:val))'), GetFileSeparator())
+    return expand(match(path, '^[/\\]') != -1 ? (GetFileSeparator() .. path_joined) : path_joined)
+enddef
+
+export def Join(parent: string, ...subs: list<string>): string
+    assert_true(!empty(parent) && !empty(split(parent)))
+
+    const path_joined = join(extend([parent], subs), GetFileSeparator())
+    return Normalize(path_joined)
+enddef
+
diff --git a/layers/init.vim b/layers/init.vim
index d120988..355869c 100644
--- a/layers/init.vim
+++ b/layers/init.vim
@@ -2,4 +2,4 @@ vim9script
 
 TuiLayer base
 
-# TuiLayer plug
+TuiLayer plug
diff --git a/layers/plug/colorscheme.vim b/layers/plug/colorscheme.vim
new file mode 100644
index 0000000..6c67d70
--- /dev/null
+++ b/layers/plug/colorscheme.vim
@@ -0,0 +1,4 @@
+vim9script
+
+tui#core#plug#Regist('flazz/vim-colorschemes')
+
diff --git a/layers/plug/init.vim b/layers/plug/init.vim
new file mode 100644
index 0000000..83f5759
--- /dev/null
+++ b/layers/plug/init.vim
@@ -0,0 +1,6 @@
+vim9script
+
+TuiLayer plug.colorscheme
+
+TuiLayer plug.nerdtree
+
diff --git a/layers/plug/nerdtree.vim b/layers/plug/nerdtree.vim
new file mode 100644
index 0000000..4bf83aa
--- /dev/null
+++ b/layers/plug/nerdtree.vim
@@ -0,0 +1,13 @@
+vim9script
+
+tui#core#plug#Regist('preservim/nerdtree', {
+    deps: [
+        'ryanoasis/vim-devicons',
+        'tiagofumo/vim-nerdtree-syntax-highlight',
+    ],
+    config: () => {
+        final g:NERDTreeFileLines = 1
+        nnoremap <SPACE>vf :NERDTreeToggle<CR>
+    }
+})
+