Supercharge your Windows Phone development. Get Windows Phone Dev Center Membership and much more for $99 USD (value up to $ 1,500 USD).

Store any file on your SkyDrive and it's automatically available from your phone and computers—no syncing or cables needed.

Create your first Mobile Service - Store data, authenticate users, and enable push notifications in minutes.

Fluid grid CSS framework for fast, intuitive development of responsive websites. Available in 12, 16 and 24 columns with media queries for all standard devices, clearfix, and optional reset.

Less Framework is a CSS grid system for designing adaptive web­sites. It contains 4 layouts and 3 sets of typography presets, all based on a single grid.

Makes it easy to mock up your Android app

Complete group of Android design tool all together

The best way to manage library dependencies in Objective-C projects.

Ryan Petrich, iOS developer and mobile engineer at Medialets, has put together a Retina Display simulator that allows other developers to test their apps and see how they will look on the iPad 3 20...

Caliburn is a small, yet powerful framework designed for WPF, Silverlight and WP7.

Sencha Touch allows you to develop mobile web apps that look and feel native on iPhone, Android, and BlackBerry touch devices.

Showcase your iOS apps on the web using this solution for interactive iOS web demos.

Layar Player allows you to insert digital information into the user's view of the world through a camera by using Augmented Reality technology.

RIOT is a free image optimizer for Windows that works on JPEG, GIF, and PNG files.

Optimizes images (take up less disk space, load faster) by compressing them without loss of quality.

Complete set of Function's grunge brushes in both Photoshop and .PNG formats.

Attempts to automate the process of rendering the various sizes that need to be bundled with iOS apps.

Ice Cream Sandwich's new type family

Simple but powerful open source framework for app development

A cross-platform game mechanics engine