The open source, cross platform, free C++ IDE.
Code::Blocks is a free C++ IDE built to meet the most demanding needs of its users. It is designed to be very extensible and fully configurable.

Finally, an IDE with all the features you need, having a consistent look, feel and operation across platforms.

Built around a plugin framework, Code::Blocks can be extended with plugins. Any kind of functionality can be added by installing/coding a plugin. For instance, compiling and debugging functionality is already provided by plugins!

# Very fast custom build system (no makefiles needed)
# Support for parallel builds (utilizing your CPUs extra cores)
# Multi-target projects
# Workspaces to combine multiple projects
# Inter-project dependencies inside workspace
# Imports MSVC projects and workspaces (NOTE: Assembly code not supported yet)
# Imports Dev-C++ projects
* Syntax highlighting, customizable and extensible
* Code folding for C++ and XML files.
* Tabbed interface
* Code completion
* Class Browser
* SMART indent
* One-key swap Between .h and .c/.cpp files
* Open files list for quick switching between files (optional)
* External customizable Tools
* To-do list management with different users you can free download Code::Blocks 10.05 now.