Rainbow can build virtual floppy disks and ROMs and you can see your software run immediately if you have the M.E.S.S. (www.mess.org) system. No other IDE lets you go from source code to running in a streamlined fashion like Rainbow does. It's a very smooth experience!

Rainbow includes various popular cross assemblers and lets you add your own! You can even use a different assembler for each source code file in your projects if you like.

You owe it to yourself to give Rainbow a try right now and see for yourself how smooth and easy it can be to create assembly software. Finish those projects!