diff --git a/cli/fish/config.fish b/cli/fish/config.fish
index 5d96c16..3f00e68 100644
--- a/cli/fish/config.fish
+++ b/cli/fish/config.fish
@@ -27,6 +27,7 @@ if status is-interactive
     # === nnn configuration
     set -gx NNN_PLUG 'c:fzcd;m:nmount;x:!chmod +x $nnn;X:!chmod -x $nnn;d:dragdrop;p:preview-tui'
     set -gx NNN_FIFO /tmp/nnn.fifo
+    set -gx NNN_ARCHIVE '\.(7z|a|ace|alz|arc|arj|bz|bz2|cab|cpio|deb|gz|jar|lha|lz|lzh|lzma|lzo|rar|rpm|rz|t7z|tar|tbz|tbz2|tgz|tlz|txz|tZ|tzo|war|xpi|xz|Z|zip)$'
 
     # === bat configuration
     set -gx BAT_THEME 'OneHalfDark'
diff --git a/cli/vim/neovim/init.lua b/cli/vim/neovim/init.lua
index ed09a52..681da0b 100644
--- a/cli/vim/neovim/init.lua
+++ b/cli/vim/neovim/init.lua
@@ -23,6 +23,7 @@ vim.o.mouse = "a"
 
 -- window options
 vim.wo.number = true
+vim.wo.relativenumber = true
 
 -- more
 require("keybindings")
diff --git a/cli/vim/neovim/lua/keybindings.lua b/cli/vim/neovim/lua/keybindings.lua
index 9a9dc91..9517806 100644
--- a/cli/vim/neovim/lua/keybindings.lua
+++ b/cli/vim/neovim/lua/keybindings.lua
@@ -25,6 +25,8 @@ keymap(NORMAL, '<leader>l', '<c-w>l', { noremap = true })
 keymap(NORMAL, '<leader>oo', '<c-w>o', { noremap = true })
 keymap(NORMAL, '<leader><esc>', ':noh<cr>', { noremap = true })
 keymap(NORMAL, '<c-p>', ':Telescope find_files follow=true<cr>', { noremap = true })
+keymap(NORMAL, '<leader>t', ':NvimTreeToggle<cr>', { noremap = true })
+keymap(NORMAL, '<leader>tf', ':NvimTreeFindFile<cr>', { noremap = true })
 keymap(NORMAL, '<leader>ts', ':Telescope live_grep<cr>', { noremap = true })
 keymap(NORMAL, '<leader>tt', ':Telescope file_browser path=%:p:h<cr>', { noremap = true })
 keymap(NORMAL, '<leader>tb', ':Telescope buffers', { noremap = true })
diff --git a/cli/vim/neovim/lua/plugins.lua b/cli/vim/neovim/lua/plugins.lua
index 08e4228..093b87d 100644
--- a/cli/vim/neovim/lua/plugins.lua
+++ b/cli/vim/neovim/lua/plugins.lua
@@ -6,6 +6,7 @@ require("packer").startup(function(use)
         use "jiangmiao/auto-pairs"
         use "tpope/vim-fugitive"
         use "ellisonleao/gruvbox.nvim"
+        use "editorconfig/editorconfig-vim"
 
         -- nvim-surround
         use({
@@ -18,7 +19,7 @@ require("packer").startup(function(use)
                 "nvim-telescope/telescope.nvim",
                 requires = { {"nvim-lua/plenary.nvim"} },
         }
-        use  "nvim-telescope/telescope-file-browser.nvim" 
+        -- use "nvim-telescope/telescope-file-browser.nvim" 
 
         -- bufferline
         use {
@@ -48,6 +49,9 @@ require("packer").startup(function(use)
 
         -- comment
         use "numToStr/Comment.nvim"
+
+        -- filetree
+        use "kyazdani42/nvim-tree.lua"
 end)
 
 
@@ -56,3 +60,4 @@ require("plugins/lsp")
 require("plugins/bufferline")
 require("plugins/statusline")
 require("plugins/comment")
+require("plugins/tree")
diff --git a/cli/vim/neovim/lua/plugins/lsp.lua b/cli/vim/neovim/lua/plugins/lsp.lua
index 10b901a..b5c3720 100644
--- a/cli/vim/neovim/lua/plugins/lsp.lua
+++ b/cli/vim/neovim/lua/plugins/lsp.lua
@@ -54,10 +54,11 @@ if not cmp_status_ok then
         return
 end
 
+local luasnip_status_ok, luasnip = pcall(require, "luasnip")
+
 cmp.setup {
         snippet = {
                 expand = function(args)
-                        local luasnip_status_ok, luasnip = pcall(require, "luasnip")
                         if luasnip_status_ok then
                                 luasnip.lsp_expand(args.body)
                         end
@@ -74,7 +75,7 @@ cmp.setup {
                 ['<Tab>'] = cmp.mapping(function(fallback)
                         if cmp.visible() then
                                 cmp.select_next_item()
-                        elseif luasnip.expand_or_jumpable() then
+                        elseif luasnip_status_ok and luasnip.expand_or_jumpable() then
                                 luasnip.expand_or_jump()
                         else
                                 fallback()
@@ -83,7 +84,7 @@ cmp.setup {
                 ['<S-Tab>'] = cmp.mapping(function(fallback)
                         if cmp.visible() then
                                 cmp.select_prev_item()
-                        elseif luasnip.jumpable(-1) then
+                        elseif luasnip_status_ok and luasnip.jumpable(-1) then
                                 luasnip.jump(-1)
                         else
                                 fallback()
diff --git a/cli/vim/neovim/lua/plugins/telescope.lua b/cli/vim/neovim/lua/plugins/telescope.lua
index a35add5..d4433bf 100644
--- a/cli/vim/neovim/lua/plugins/telescope.lua
+++ b/cli/vim/neovim/lua/plugins/telescope.lua
@@ -3,10 +3,9 @@ if not telescope_ok then
   return
 end
 
-telescope.load_extension "file_browser"
+-- telescope.load_extension "file_browser"
 telescope.setup({
         extensions = {
-                file_browser = {
-                }
+                -- file_browser = {}
         }
 })
diff --git a/cli/vim/neovim/lua/plugins/tree.lua b/cli/vim/neovim/lua/plugins/tree.lua
new file mode 100644
index 0000000..6424ab9
--- /dev/null
+++ b/cli/vim/neovim/lua/plugins/tree.lua
@@ -0,0 +1,7 @@
+local nvim_tree_ok, nvim_tree = pcall(require, "nvim-tree")
+if not nvim_tree_ok then
+  return
+end
+
+nvim_tree.setup{}
+