minipad is a small editor with tagging support: write down your notes, tag them, and use tags to search. You can see it running at: http://popidiou.net/minipad or http://mix10k.visitmix.com/Entry/Details/260 It uses HTML5 localStorage for persistence (no server required !) Complete with tag auto-completion, keyboard shortcuts, and an import/export feature. Compatible with FF3.6, IE8 and Chrome 4.