This is the kind of software you would receive with Intelligent Systems Emulators and other Development Hardware. This disc is the Developer Toolkit V 1.0 for the Game Boy Advance (dated January, 2000).

Here's Version 2.0 (dated July, 2000):

You would also get software that is used with Debugger and Emulator hardware:
Version: 3/31/00

And a slightly newer version:
(dated July, 2000)