In short: the REPACK is what the original OpeniBoot should have been — stable, documented, and easy to flash.
The original project’s source code lives on GitHub (archived). However, compiling Openiboot requires a specific toolchain—arm-elf-gcc 4.4, libusb, and a Mac or Linux environment. This complexity is precisely why the " REPACK " was born. Openiboot REPACK Download
: iPhone 3GS, iPhone 4 (GSM/CDMA), iPod Touch 2G/4G, and iPad 1G. Where to Download OpeniBoot In short: the REPACK is what the original