
Microsoft Windows
Mainstream: .NET
IDE: MS Visual Studio
Languages: C#, VB.NET
Frameworks and Technologies: Windows Forms, WPF, WCF, Silverlight, ORM
Database: SQL Server, Access, SQLite, Firebird
Clouds: Azure

ASP.NET
Mainstream: ASP.NET
IDE: MS Visual Studio
Languages: C#, VB.NET, JavaScript, HTML/CSS
Frameworks and Technologies: ASP.NET, MVC, Silverlight, Ajax, JSON, Umbrako
Database: SQL Server, Access, SQLite, Firebird
Clouds: Azure

Android
Mainstream: Android
IDE: Eclipse, Android Studio
Languages: Java
Frameworks and Technologies: Robospice, Picasso, Universal Image Loader, Mapping API’s

iOS
Mainstream: iOS
IDE: Apple X-Code
Languages: Objective C, Swift
Frameworks and Technologies: Cocoa, Carbon, Unity 3D, ReactiveCocoa, RestKit, SSToolkit, CoreData

Windows Phone
Mainstream: .NET
IDE: MS Visual Studio
Languages: C#
Frameworks and Technologies: .NET, Silverlight, Windows Phone Toolkit, MonoGame, DirectX, XAML, Xna, OneDrive
Database: CompactSQL

PHP
Mainstream: PHP, WordPress
IDE: PHP Storm, Eclipse PDT, Zend Studio
Languages: PHP, JavaScript, HTML/CSS
Frameworks and Technologies: WordPress, Yii, Zend, Ajax, jQuery, TinyMCE
Database: MySQL, PostgreSQL, Firebird
Clouds: Amazon

GIS/Mapping
Mainstream: Google Maps, Bing Maps, MapPoint
IDE: Any
Languages: Any
Frameworks and Technologies: Goolge Maps API, Bing Maps API, MapPoint API, Esri ArcGIS Toolkits