The RainbowEiffel project aims to provide an Eiffel IDE (Integrated Development Environment) and associated libraries (GUI, database, etc.) for application development in Eiffel using SmartEiffel compiler on Win32 and Linux/UNIX platforms.
A version of the SmallEiffel compiler (smalleiffel.loria.fr) with extra features, such as multiple threads, mysql database library, curses library, BeOS API library and built in option for boehm garbage collector.