Gundo.vim is Vim plugin to visualize your Vim undo tree. Current status: Beta. It might eat your data. Be careful. ========================================================= Preview ------- Screenshot: Screencast: [http://screenr.com/M9l](http://screenr.com/M9l) Requirements ------------ * Vim 7.3+ * Python support for Vim. * Python 2.5+. Installation ------------ Use [Pathogen][]. Don't use pathogen? Start. Add a mapping to your `~/.vimrc` (change the key to suit your taste): nnoremap :GundoToggle [Pathogen]: http://www.vim.org/scripts/script.php?script_id=2332 Usage ----- When you're editing a file you can bring up the undo graph for that file with `` (or whatever key you mapped it to). Press `` again to close the undo graph and return to your file. Use `j` and `k` to move up and down the graph. The preview pane will update with a diff of the change made by the undo state you're currently on. Press return to revert the file's contents to that undo state and return to the file.