diff --git a/modules/neovim/codeium/default.nix b/modules/neovim/codeium/default.nix
new file mode 100644
index 0000000..b00bc2e
--- /dev/null
+++ b/modules/neovim/codeium/default.nix
@@ -0,0 +1,3 @@
+{ pkgs, ... }: {
+  programs.neovim.plugins = [ pkgs.codeium-vim ];
+}
diff --git a/modules/neovim/undo/default.nix b/modules/neovim/undo/default.nix
new file mode 100644
index 0000000..e560e7e
--- /dev/null
+++ b/modules/neovim/undo/default.nix
@@ -0,0 +1,8 @@
+{ pkgs, ... }: {
+  programs.neovim = {
+    plugins = [
+      pkgs.vimPlugins.vim-mundo
+    ];
+    extraConfig = builtins.readFile ./undo.vim;
+  };
+}
diff --git a/modules/neovim/undo/undo.vim b/modules/neovim/undo/undo.vim
new file mode 100644
index 0000000..73a30e7
--- /dev/null
+++ b/modules/neovim/undo/undo.vim
@@ -0,0 +1,4 @@
+set undofile
+set undodir=~/.config/nvim/undo
+
+nnoremap U :MundoToggle<CR>