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Super Grub2 Disk vs netboot.xyz: catalog facts
Super Grub2 Disk	netboot.xyz
Free Free to download, with source code published on GitHub.	Free Free and open source, supported by GitHub sponsors.
Windows, Linux	Self-hosted
Boots Windows, Linux, BSD, DOS and Mac OS X installs with a broken bootloader Small image of about 20 MB for CD or USB	One boot image replaces many installer USB sticks Available as ISO, USB image, PXE and EFI builds
Only gets a system booted; repairing GRUB permanently needs another step or Rescatux Releases are infrequent	Needs a working network connection at boot to fetch images PXE setup on a DHCP server takes some networking knowledge
Downloadable app, Operating system	Downloadable app, Self-hosted
Closed source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Needs internet
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.