Tutorial on how to edit a trac wiki page in emacs 1. copy trac-wiki.el and xml-rpc.el in /usr/share/emacs/site-lisp/ 2. install its all text xpi and restart your webbrowser 3. add the following lines to your .emacs file (defun trac-wiki-auto-mode-function () (if (and (eq major-mode 'text-mode) (member (file-name-extension (buffer-file-name)) '("txt" "wiki")) (re-search-forward "^=+ [^=\n]+ =+\\s *