Batocera.linux is an open-source and completely free retro-gaming distribution that can be copied to a USB stick or an SD card with the aim of turning any computer/nano computer into a gaming console during a game or permanently. Batocera.linux does not require any modification on your computer.
Weirdly cross-platform: x86_64, Mac, different handheld retrogaming consoles, the RasPi series, other SBCs, some hacked home devices...
Ventoy is an open source tool to create bootable USB drive for ISO/WIM/IMG/VHD(x)/EFI files. With ventoy, you don't need to format the disk over and over, you just need to copy the ISO/WIM/IMG/VHD(x)/EFI files to the USB drive and boot them directly. You can copy many files at a time and ventoy will give you a boot menu to select them. You can also browse ISO/WIM/IMG/VHD(x)/EFI files in local disks and boot them. x86 Legacy BIOS, IA32 UEFI, x86_64 UEFI, ARM64 UEFI and MIPS64EL UEFI are supported in the same way. Over 900 operating systems and counting (F/OSS and otherwise) have been tested and are known to work.
MultiBootUSB is a cross platform* software/utility to create multi boot live Linux on a removable USB disk. It is similar to UNetbootin but many distros can be installed, provided you have enough space on the disk. MultiBootUSB also provides an option to uninstall distro(s) at any time, if you wish. Also supports persistent storage volumes for some live OSes. Can also uninstall live OSes that it's installed.
There must be only one partition on the flash drive in question, and it must be formatted (mine was formatted VFAT).
A set of scripts that take a running Linux installation and convert it into a LiveCD or a format suitable for installation on a USB storage device.
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