Lichess - The complete chess experience, play and compete in tournaments with friends others around the world.
Microsoft Visual Studio - Microsoft Visual Studio is an integrated development environment (IDE) from Microsoft.
Chess.com - Play chess on Chess.
Visual Studio Code - Build and debug modern web and cloud applications, by Microsoft
Fritz - Fritz is the world’s most popular chess program, developed by ChessBase, “the world's leading...
Xcode - Xcode is Apple’s powerful integrated development environment for creating great apps for Mac, iPhone, and iPad. Xcode 4 includes the Xcode IDE, instruments, iOS Simulator, and the latest Mac OS X and iOS SDKs.