diff --git a/nvim/plugin-config.vim b/nvim/plugin-config.vim
index 761df35..e8d316b 100644
--- a/nvim/plugin-config.vim
+++ b/nvim/plugin-config.vim
@@ -28,4 +28,5 @@ source ~/.config/nvim/plugins/treesitter.lua
 source ~/.config/nvim/plugins/trouble.lua
 source ~/.config/nvim/plugins/ultisnips.vim
 source ~/.config/nvim/plugins/vim-easymotion.vim
+source ~/.config/nvim/plugins/vimux.vim
 source ~/.config/nvim/plugins/web-devicons.lua
diff --git a/nvim/plugins.vim b/nvim/plugins.vim
index a6eeb7d..50ea55e 100644
--- a/nvim/plugins.vim
+++ b/nvim/plugins.vim
@@ -77,6 +77,11 @@ Plug 'hoob3rt/lualine.nvim'
 Plug 'akinsho/bufferline.nvim'
 Plug 'kyazdani42/nvim-web-devicons'
 
+" TMUX
+Plug 'christoomey/vim-tmux-navigator'
+Plug 'preservim/vimux'
+Plug 'tyewang/vimux-jest-test'
+
 " Tpope
 Plug 'tpope/vim-abolish'
 Plug 'tpope/vim-commentary'
diff --git a/nvim/plugins/vimux.vim b/nvim/plugins/vimux.vim
new file mode 100644
index 0000000..0b43c2b
--- /dev/null
+++ b/nvim/plugins/vimux.vim
@@ -0,0 +1,14 @@
+" Vimux
+" https://github.com/preservim/vimux
+
+let g:VimuxHeight = "30"
+let g:VimuxOrientation = 'h'
+let g:VimuxUseNearestPane = 0
+
+" Mappings
+nmap <leader>vt  :VimuxTogglePane<CR>
+nmap <leader>vp  :VimuxPromptCommand<CR>
+nmap <leader>vl  :VimuxRunLastCommand<CR>
+nmap <leader>vj  :RunJest<CR>
+nmap <leader>vjb :RunJestOnBuffer<CR>
+nmap <leader>vjf :RunJestFocused<CR>
diff --git a/tmux.conf b/tmux.conf
index b96189d..1174315 100644
--- a/tmux.conf
+++ b/tmux.conf
@@ -71,6 +71,25 @@ bind-key -T copy-mode-vi Enter send-keys -X copy-selection
 
 bind p run "tmux paste-buffer"
 
+# Smart pane switching with awareness of Vim splits.
+# See: https://github.com/christoomey/vim-tmux-navigator
+is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
+    | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|n?vim?x?)(diff)?$'"
+bind-key -n 'C-h' if-shell "$is_vim" 'send-keys C-h'  'select-pane -L'
+bind-key -n 'C-j' if-shell "$is_vim" 'send-keys C-j'  'select-pane -D'
+bind-key -n 'C-k' if-shell "$is_vim" 'send-keys C-k'  'select-pane -U'
+bind-key -n 'C-l' if-shell "$is_vim" 'send-keys C-l'  'select-pane -R'
+tmux_version='$(tmux -V | sed -En "s/^tmux ([0-9]+(.[0-9]+)?).*/\1/p")'
+if-shell -b '[ "$(echo "$tmux_version < 3.0" | bc)" = 1 ]' \
+    "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\'  'select-pane -l'"
+if-shell -b '[ "$(echo "$tmux_version >= 3.0" | bc)" = 1 ]' \
+    "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\\\'  'select-pane -l'"
+
+bind-key -T copy-mode-vi 'C-h' select-pane -L
+bind-key -T copy-mode-vi 'C-j' select-pane -D
+bind-key -T copy-mode-vi 'C-k' select-pane -U
+bind-key -T copy-mode-vi 'C-l' select-pane -R
+
 set -g @shell_mode 'vi'
 
 # List of plugins (prefix + I to install, prefix + U to update)