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A series of posts showcasing the new features introduced by each Symfony version.

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Your Symfony applications won't work on Symfony 3 unless you remove all their deprecations. In order to simplify the task of finding which deprecations affect your applications, a new tool called Deprecation Detector has just been released.
October 21, 2015 #Living on the edge
A few weeks ago we introduced the redesigned debug toolbar for Symfony 2.8. Today we are proud to introduce the redesigned Symfony Profiler to match the modern look and feel of the toolbar.
September 15, 2015 #Living on the edge
Symfony 2.8 will include a redesigned web debug toolbar in preparation for the release of Symfony 3.0. Check out the main changes introduced by the new toolbar.
August 3, 2015 #Living on the edge
Symfony defines several bridges to abstract third-party libraries such as Doctrine, Monolog, Swiftmailer and Twig. In Symfony 2.7 we added a new bridge for PHPUnit.
April 28, 2015 #Living on the edge
In Symfony 2.7 we made the VarDumper component dump() function easier to use and we also improved the dumping of complex variables such as PHP reflection classes.
April 27, 2015 #Living on the edge
The Form and Validator components are one of the largest Symfony components. In Symfony 2.7 we improved them by adding new features and deprecating some existing features.
April 24, 2015 #Living on the edge
The DependencyInjection component allows you to standardize and centralize the way objects are constructed in your PHP applications. This component is used to create the service container, which is the biggest contributor to the extensibility of the Symfony framework. Symfony 2.7 improves this component with new features but it also removes some of its current features.
April 23, 2015 #Living on the edge
The Choice Form Type is one of the most advanced form types defined by Symfony. In Symfony 2.7 this form type has been completely refactored to support dynamic generation for labels, values, indexes and attributes.
April 22, 2015 #Living on the edge
Symfony 2.7 includes countless code tweaks and improvements. A lot of them are minor changes that will increase your day-to-day productivity. In this article we introduce seven of those small but nice features.
April 21, 2015 #Living on the edge
Symfony 2.7 introduces a new component called Asset which manages URL generation and versioning of web assets such as CSS stylesheets, JavaScript files and image files.
April 17, 2015 #Living on the edge