Geany is a fast, lightweight and easy-to-use source code editor for Windows. It's the default text editor for many Linux distributions, including Ubuntu, Fedora, and openSUSE. It's also one of the best alternatives to Visual Studio, if you're a.NET developer. It has a number of features including syntax highlighting, code folding, tab completion, and an outline view, but it's still simple to use. It's designed to be easy to install and use, and the interface is very clean. It's also free, and it's open source. In addition to editing code, Geany can also be used for managing projects, browsing files, and executing scripts. It supports a large number of programming languages, including C, C++, C#, Java, PHP, Python, Ruby, Bash, Perl, and Tcl. It also includes a debugger and a built-in help system. Geany is available for Windows, Linux, and Mac OS X.