Lipsiadmin is a new revolutionary admin for your projects. Lipsiadmin is based on Ext Js 3+. framework (with prototype adapter) and is ready for Rails 2.+. This admin is for newbie developper but also for experts, is not entirely written in javascript because the aim of developper wose build in a agile way web/site apps so we use extjs in a new intelligent way a mixin of “old” html and new ajax functions, for example ext manage the layout of page, grids, tree and errors, but form are in html code.