diff --git a/install.ps1 b/install.ps1
index 3c8aac53..5603877c 100644
--- a/install.ps1
+++ b/install.ps1
@@ -142,7 +142,8 @@ function NvimConfig()
     Message "install $NVIM_HOME for neovim on windows"
     TryBackup $env:USERPROFILE\.nvim
     Start-Process powershell "cmd /c mklink $env:USERPROFILE\.nvim $NVIM_HOME /D" -Verb RunAs -Wait
-    # lsp management
+
+    # mason-lspconfig.nvim
     $MasonLspconfigHome = "$NVIM_HOME\lua\configs\williamboman\mason-lspconfig-nvim"
     $MasonLspconfigEnsureInstalled = "$MasonLspconfigHome\ensure_installed.lua"
     if (-not(TestReparsePoint $MasonLspconfigEnsureInstalled) -and -not(Test-Path $MasonLspconfigEnsureInstalled))
@@ -154,18 +155,37 @@ function NvimConfig()
     {
         Copy-Item -Path "$MasonLspconfigHome\setup_handlers_sample.lua" -Destination "$MasonLspconfigSetupHandlers"
     }
+
+    # mason-null-ls.nvim
+    $MasonNulllsHome = "$NVIM_HOME\lua\configs\jay-babu\mason-null-ls-nvim"
+    $MasonNulllsEnsureInstalled = "$MasonNulllsHome\ensure_installed.lua"
+    if (-not(TestReparsePoint $MasonNulllsEnsureInstalled) -and -not(Test-Path $MasonNulllsEnsureInstalled))
+    {
+        Copy-Item -Path "$MasonNulllsHome\ensure_installed_sample.lua" -Destination "$MasonNulllsEnsureInstalled"
+    }
+    $MasonNulllsSetupHandlers = "$MasonNulllsHome\setup_handlers.lua"
+    if (-not(TestReparsePoint $MasonNulllsSetupHandlers) -and -not(Test-Path $MasonNulllsSetupHandlers))
+    {
+        Copy-Item -Path "$MasonNulllsHome\setup_handlers_sample.lua" -Destination "$MasonNulllsSetupHandlers"
+    }
+
+    # conform.nvim
     $ConformHome = "$NVIM_HOME\lua\configs\stevearc\conform-nvim"
     $ConformFormattersByFt = "$ConformHome\formatters_by_ft.lua"
     if (-not(TestReparsePoint $ConformFormattersByFt) -and -not(Test-Path $ConformFormattersByFt))
     {
         Copy-Item -Path "$ConformHome\formatters_by_ft_sample.lua" -Destination "$ConformFormattersByFt"
     }
-    $NvimLintHome="$NVIM_HOME\lua\configs\mfussenegger\nvim-lint"
-    $NvimLintLintersByFt="$NvimLintHome\linters_by_ft.lua"
-    if (-not(TestReparsePoint $NvimLintLintersByFt) -and -not(Test-Path $NvimLintLintersByFt))
-    {
-        Copy-Item -Path "$NvimLintHome\linters_by_ft_sample.lua" -Destination "$NvimLintLintersByFt"
-    }
+
+    # nvim-lint
+    # $NvimLintHome="$NVIM_HOME\lua\configs\mfussenegger\nvim-lint"
+    # $NvimLintLintersByFt="$NvimLintHome\linters_by_ft.lua"
+    # if (-not(TestReparsePoint $NvimLintLintersByFt) -and -not(Test-Path $NvimLintLintersByFt))
+    # {
+    #     Copy-Item -Path "$NvimLintHome\linters_by_ft_sample.lua" -Destination "$NvimLintLintersByFt"
+    # }
+
+    # neoconf.nvim
     $Neoconf = "$NVIM_HOME\neoconf.json"
     if (-not(TestReparsePoint $Neoconf) -and -not(Test-Path $Neoconf))
     {
diff --git a/install.sh b/install.sh
index f364b545..17c6febd 100755
--- a/install.sh
+++ b/install.sh
@@ -87,7 +87,8 @@ nvim_config() {
     mkdir -p $HOME/.config
     try_backup $HOME/.nvim
     ln -s $NVIM_HOME $HOME/.nvim
-    # lsp management
+
+    # mason-lspconfig.nvim
     local mason_lspconfig_home="$NVIM_HOME/lua/configs/williamboman/mason-lspconfig-nvim"
     local mason_lspconfig_ensure_installed="$mason_lspconfig_home/ensure_installed.lua"
     if [ ! -f $mason_lspconfig_ensure_installed ]; then
@@ -97,16 +98,33 @@ nvim_config() {
     if [ ! -f $mason_lspconfig_setup_handlers ]; then
         cp $mason_lspconfig_home/setup_handlers_sample.lua $mason_lspconfig_setup_handlers
     fi
+
+    # mason-null-ls.nvim
+    local mason_null_ls_home="$NVIM_HOME/lua/configs/jay-babu/mason-null-ls-nvim"
+    local mason_null_ls_ensure_installed="$mason_null_ls_home/ensure_installed.lua"
+    if [ ! -f $mason_null_ls_ensure_installed ]; then
+        cp $mason_null_ls_home/ensure_installed_sample.lua $mason_null_ls_ensure_installed
+    fi
+    local mason_null_ls_setup_handlers="$mason_null_ls_home/setup_handlers.lua"
+    if [ ! -f $mason_null_ls_setup_handlers ]; then
+        cp $mason_null_ls_home/setup_handlers_sample.lua $mason_null_ls_setup_handlers
+    fi
+
+    # conform.nvim
     local conform_home="$NVIM_HOME/lua/configs/stevearc/conform-nvim"
     local conform_formatters_by_ft="$conform_home/formatters_by_ft.lua"
     if [ ! -f $conform_formatters_by_ft ]; then
         cp $conform_home/formatters_by_ft_sample.lua $conform_formatters_by_ft
     fi
-    local nvim_lint_home="$NVIM_HOME/lua/configs/mfussenegger/nvim-lint"
-    local nvim_lint_linters_by_ft="$nvim_lint_home/linters_by_ft.lua"
-    if [ ! -f $nvim_lint_linters_by_ft ]; then
-        cp $nvim_lint_home/linters_by_ft_sample.lua $nvim_lint_linters_by_ft
-    fi
+
+    # nvim-lint
+    # local nvim_lint_home="$NVIM_HOME/lua/configs/mfussenegger/nvim-lint"
+    # local nvim_lint_linters_by_ft="$nvim_lint_home/linters_by_ft.lua"
+    # if [ ! -f $nvim_lint_linters_by_ft ]; then
+    #     cp $nvim_lint_home/linters_by_ft_sample.lua $nvim_lint_linters_by_ft
+    # fi
+
+    # neoconf.nvim
     local neoconf="$NVIM_HOME/neoconf.json"
     if [ ! -f $neoconf ]; then
         cp $NVIM_HOME/neoconf_sample.json $neoconf
@@ -156,4 +174,4 @@ npm_dependency
 guifont_dependency
 nvim_config
 
-message "install for $OS - done"
+message "install for $OS - done"
\ No newline at end of file
diff --git a/lua/plugins/init.lua b/lua/plugins/init.lua
index d7e62139..e10d8fca 100644
--- a/lua/plugins/init.lua
+++ b/lua/plugins/init.lua
@@ -200,22 +200,27 @@ local M = {
         config = lua_config("williamboman/mason-lspconfig.nvim"),
     },
     {
-        "stevearc/conform.nvim",
+        "nvimtools/none-ls.nvim",
+        event = { VeryLazy, BufReadPre, BufNewFile, CmdlineEnter },
+    },
+    {
+        "jay-babu/mason-null-ls.nvim",
         event = { VeryLazy, BufReadPre, BufNewFile, CmdlineEnter },
         dependencies = {
             "williamboman/mason.nvim",
             "williamboman/mason-lspconfig.nvim",
+            "nvimtools/none-ls.nvim",
         },
-        config = lua_config("stevearc/conform.nvim"),
+        config = lua_config("jay-babu/mason-null-ls.nvim"),
     },
     {
-        "mfussenegger/nvim-lint",
+        "stevearc/conform.nvim",
         event = { VeryLazy, BufReadPre, BufNewFile, CmdlineEnter },
         dependencies = {
             "williamboman/mason.nvim",
             "williamboman/mason-lspconfig.nvim",
         },
-        config = lua_config("mfussenegger/nvim-lint"),
+        config = lua_config("stevearc/conform.nvim"),
     },
     -- Auto-complete engine
     {