is-git-dirty
Check if a repository has untracked or added files
git-is-clean
Check if the Git index and working tree are clean
jquery.are-you-sure
A light-weight jQuery "dirty forms" Plugin - it monitors HTML forms and alerts users to unsaved changes if they attempt to close the browser or navigate away from the page. (Are you sure?)
jquery.dirtyforms
Dirty Forms is a jQuery plugin to help prevent users from losing data when editing forms.