CodeLite is a free, open-source, cross-platform IDE for the C, C++, PHP, and JavaScript (Node.js) programming languages.
License: Open Source
Xamarin Studio is a powerful IDE for cross-platform mobile app development using C# and .NET, offering rich UI controls and integration with Visual Studio. In contrast, CodeLite is a lightweight IDE focused on C/C++ development, providing advanced debugging and a customizable environment but lacking in mobile development features.