I see quite a few web applications that have a very similar layout, so I assume that there is a specific structure that they use together. The top panel has the following layout:
And there is a sidebar, which is often slightly different from Apple:
Does anyone know if this is some kind of common (hopefully open source) UI framework?
The appearance of a web application is never a sign of what structure was used to create it. What you show is all the styling results and can be done using any web structure.
, , , . (asp.net _viewstate ..).
, Trello, js, , :
/* Sizzle CSS Selector Engine Copyright 2011, The Dojo Foundation Released under the MIT, BSD, and GPL Licenses. More information: http://sizzlejs.com/ jQuery JavaScript Library v1.7.2 http://jquery.com/ Copyright 2011, John Resig Dual licensed under the MIT or GPL Version 2 licenses. http://jquery.org/license Includes Sizzle.js http://sizzlejs.com/ Copyright 2011, The Dojo Foundation Released under the MIT, BSD, and GPL Licenses. Date: Wed Mar 21 12:46:34 2012 -0700 jQuery UI 1.8.14 Copyright 2011, AUTHORS.txt (http://jqueryui.com/about) Dual licensed under the MIT or GPL Version 2 licenses. http://jquery.org/license http://docs.jquery.com/UI jQuery UI Widget 1.8.14 Copyright 2011, AUTHORS.txt (http://jqueryui.com/about) Dual licensed under the MIT or GPL Version 2 licenses. http://jquery.org/license http://docs.jquery.com/UI/Widget jQuery UI Mouse 1.8.14 Copyright 2011, AUTHORS.txt (http://jqueryui.com/about) Dual licensed under the MIT or GPL Version 2 licenses. http://jquery.org/license http://docs.jquery.com/UI/Mouse Depends: jquery.ui.widget.js : Licensed under The MIT License. See license.txt and http://www.datejs.com/license/. @website: http://www.datejs.com/ This application uses other third-party javascript components distributed under appropriate licenses. For more information, see the following files at http://trello.com/js/lib/ backbone.js highcharts.js json2.js markdown.js socket.io.js underscore.js Socket.IO.js build:0.8.6, development. Copyright(c) 2011 LearnBoost <dev@learnboost.com> MIT Licensed ! CHANGES FOR TRELLO: Remove all transports other than built-in browser Websockets, try/catch around errors, fix transport merge, fix heartbeat ! Diff with published v0.8.6 for the details. */