Code::Blocks is a free, open-source, cross-platform C, C++ and Fortran IDE built to meet the most demanding needs of its users. Developed by Code::Blocks Team
License: Open Source
Qt Creator is a powerful IDE focused on C++ and Qt application development, offering advanced features like integrated GUI design and extensive debugging tools. In contrast, Code::Blocks is a lightweight and customizable IDE suitable for various programming languages, but it lacks some advanced features, making it more suitable for simpler projects.